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Added non-final versions of iris and tower firmware.
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 <span id="projectnumber">1.2</span>
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<div id="projectbrief">Arduino library for implementing a Modbus Master or Slave through Serial port</div>
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<div class="title">ModbusRtu.h File Reference</div> </div>
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<p><a href="_modbus_rtu_8h_source.html">Go to the source code of this file.</a></p>
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Classes</h2></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structmodbus__t.html">modbus_t</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Master query structure: This includes all the necessary fields to make the Master generate a <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> query. A Master may keep several of these structures and send them cyclically or use them according to program needs. <a href="structmodbus__t.html#details">More...</a><br/></td></tr>
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<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_modbus.html">Modbus</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Arduino class library for communicating with <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> devices over USB/RS232/485 (via RTU protocol). <a href="class_modbus.html#details">More...</a><br/></td></tr>
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<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
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Macros</h2></td></tr>
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<tr class="memitem:ac5a7c6ee8dea0ccb09dfc611bd08a0ac"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="_modbus_rtu_8h.html#ac5a7c6ee8dea0ccb09dfc611bd08a0ac">T35</a>   5</td></tr>
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<tr class="separator:ac5a7c6ee8dea0ccb09dfc611bd08a0ac"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a1d5dab30b404fab91608086105afc78c"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="_modbus_rtu_8h.html#a1d5dab30b404fab91608086105afc78c">MAX_BUFFER</a>   64</td></tr>
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<tr class="memdesc:a1d5dab30b404fab91608086105afc78c"><td class="mdescLeft"> </td><td class="mdescRight">maximum size for the communication buffer in bytes <a href="#a1d5dab30b404fab91608086105afc78c">More...</a><br/></td></tr>
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<tr class="separator:a1d5dab30b404fab91608086105afc78c"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="enum-members"></a>
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Enumerations</h2></td></tr>
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<tr class="memitem:a06fc87d81c62e9abb8790b6e5713c55b"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom">{ <a class="el" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55bad1acb34c5312efc75c4a007eae09433b">RESPONSE_SIZE</a> = 6,
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<a class="el" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55ba4bf89c487b3f7e29d56eb3fe657d6c05">EXCEPTION_SIZE</a> = 3,
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<a class="el" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55baefcc8f6d8d181aaef9d131a357b1a332">CHECKSUM_SIZE</a> = 2
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}</td></tr>
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<tr class="separator:a06fc87d81c62e9abb8790b6e5713c55b"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aa9996e8b4648c78acf6cde2401e230ba"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230ba">MESSAGE</a> { <br/>
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  <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa001479a58fb44c39a29b20d565081a68">ID</a> = 0,
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||||
<a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af">FUNC</a>,
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<a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c">ADD_HI</a>,
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||||
<a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c">ADD_LO</a>,
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<br/>
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  <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6">NB_HI</a>,
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||||
<a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f">NB_LO</a>,
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<a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baaf84036e1dd68a2e160c3394fc083e892">BYTE_CNT</a>
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<br/>
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}</td></tr>
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<tr class="memdesc:aa9996e8b4648c78acf6cde2401e230ba"><td class="mdescLeft"> </td><td class="mdescRight">Indexes to telegram frame positions. <a href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230ba">More...</a><br/></td></tr>
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<tr class="separator:aa9996e8b4648c78acf6cde2401e230ba"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aff1341ea5077cc6097a0d7db89be4cf6"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6">MB_FC</a> { <br/>
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  <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a513dc96919a5d5c75f129c1b5b2afea9">MB_FC_NONE</a> = 0,
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<a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0">MB_FC_READ_COILS</a> = 1,
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||||
<a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e">MB_FC_READ_DISCRETE_INPUT</a> = 2,
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||||
<a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f">MB_FC_READ_REGISTERS</a> = 3,
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<br/>
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  <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07">MB_FC_READ_INPUT_REGISTER</a> = 4,
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||||
<a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7">MB_FC_WRITE_COIL</a> = 5,
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||||
<a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f">MB_FC_WRITE_REGISTER</a> = 6,
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||||
<a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304">MB_FC_WRITE_MULTIPLE_COILS</a> = 15,
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<br/>
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  <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb">MB_FC_WRITE_MULTIPLE_REGISTERS</a> = 16
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<br/>
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}</td></tr>
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||||
<tr class="memdesc:aff1341ea5077cc6097a0d7db89be4cf6"><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> function codes summary. These are the implement function codes either for Master or for Slave. <a href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6">More...</a><br/></td></tr>
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<tr class="separator:aff1341ea5077cc6097a0d7db89be4cf6"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a4f165b5bd333856a84635b2594013982"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982">COM_STATES</a> { <a class="el" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20">COM_IDLE</a> = 0,
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<a class="el" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982ad70b4cc84cc2f21d8b46f73f186dae6b">COM_WAITING</a> = 1
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}</td></tr>
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<tr class="separator:a4f165b5bd333856a84635b2594013982"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a792f00821300f1c7c768db990db646c1"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1">ERR_LIST</a> { <br/>
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  <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a12a9ad0aaae512b253a9da9ea19f2b04">ERR_NOT_MASTER</a> = -1,
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<a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a7d2c6c1b333f4b566c613e52b62ab901">ERR_POLLING</a> = -2,
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<a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1aafd42890a0ce129e23977fc1aca4044b">ERR_BUFF_OVERFLOW</a> = -3,
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||||
<a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a918477ee2e5e31f01b03a83f472b63b0">ERR_BAD_CRC</a> = -4,
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<br/>
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  <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1ab4be9b5f7e8905633a3c045157f1dd0a">ERR_EXCEPTION</a> = -5
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<br/>
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}</td></tr>
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<tr class="separator:a792f00821300f1c7c768db990db646c1"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:adf764cbdea00d65edcd07bb9953ad2b7"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom">{ <br/>
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  <a class="el" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae">NO_REPLY</a> = 255,
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||||
<a class="el" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad82ec66545269170f1401af6e418e8f2">EXC_FUNC_CODE</a> = 1,
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||||
<a class="el" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280">EXC_ADDR_RANGE</a> = 2,
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<a class="el" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7a062e13fdfefabb1d620506a526be3920">EXC_REGS_QUANT</a> = 3,
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<br/>
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  <a class="el" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7a00e93edc9146c12fd21490d1a0d15f89">EXC_EXECUTE</a> = 4
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<br/>
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}</td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="var-members"></a>
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Variables</h2></td></tr>
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<tr class="memitem:aede21762dc4aa80a14df8dd40ef105f0"><td class="memItemLeft" align="right" valign="top">const unsigned char </td><td class="memItemRight" valign="bottom"><a class="el" href="_modbus_rtu_8h.html#aede21762dc4aa80a14df8dd40ef105f0">fctsupported</a> []</td></tr>
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<tr class="separator:aede21762dc4aa80a14df8dd40ef105f0"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><dl class="section version"><dt>Version</dt><dd>1.2 </dd></dl>
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||||
<dl class="section date"><dt>Date</dt><dd>2014.09.09 </dd></dl>
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<dl class="section author"><dt>Author</dt><dd>Samuel Marco i Armengol <a href="#" onclick="location.href='mai'+'lto:'+'sam'+'ma'+'rco'+'ar'+'men'+'go'+'l@g'+'ma'+'il.'+'co'+'m'; return false;">samma<span style="display: none;">.nosp@m.</span>rcoa<span style="display: none;">.nosp@m.</span>rmeng<span style="display: none;">.nosp@m.</span>ol@g<span style="display: none;">.nosp@m.</span>mail.<span style="display: none;">.nosp@m.</span>com</a> </dd></dl>
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<p>Arduino library for communicating with <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> devices over RS232/USB/485 via RTU protocol.</p>
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<p>Further information: <a href="http://modbus.org/">http://modbus.org/</a> <a href="http://modbus.org/docs/Modbus_over_serial_line_V1_02.pdf">http://modbus.org/docs/Modbus_over_serial_line_V1_02.pdf</a></p>
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<p>This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; version 2.1 of the License.</p>
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<p>This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.</p>
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||||
<p>You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA </p>
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<p>Definition in file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
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</div><h2 class="groupheader">Macro Definition Documentation</h2>
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<a class="anchor" id="a1d5dab30b404fab91608086105afc78c"></a>
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<td class="memname">#define MAX_BUFFER   64</td>
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<p>maximum size for the communication buffer in bytes </p>
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<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00133">133</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
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<a class="anchor" id="ac5a7c6ee8dea0ccb09dfc611bd08a0ac"></a>
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<td class="memname">#define T35   5</td>
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<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00132">132</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
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</div>
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</div>
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<h2 class="groupheader">Enumeration Type Documentation</h2>
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<a class="anchor" id="a06fc87d81c62e9abb8790b6e5713c55b"></a>
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<td class="memname">anonymous enum</td>
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|
||||
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="a06fc87d81c62e9abb8790b6e5713c55bad1acb34c5312efc75c4a007eae09433b"></a>RESPONSE_SIZE</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="a06fc87d81c62e9abb8790b6e5713c55ba4bf89c487b3f7e29d56eb3fe657d6c05"></a>EXCEPTION_SIZE</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="a06fc87d81c62e9abb8790b6e5713c55baefcc8f6d8d181aaef9d131a357b1a332"></a>CHECKSUM_SIZE</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
</table>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00057">57</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
<a class="anchor" id="adf764cbdea00d65edcd07bb9953ad2b7"></a>
|
||||
<div class="memitem">
|
||||
<div class="memproto">
|
||||
<table class="memname">
|
||||
<tr>
|
||||
<td class="memname">anonymous enum</td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
<table class="fieldtable">
|
||||
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae"></a>NO_REPLY</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="adf764cbdea00d65edcd07bb9953ad2b7ad82ec66545269170f1401af6e418e8f2"></a>EXC_FUNC_CODE</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280"></a>EXC_ADDR_RANGE</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="adf764cbdea00d65edcd07bb9953ad2b7a062e13fdfefabb1d620506a526be3920"></a>EXC_REGS_QUANT</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="adf764cbdea00d65edcd07bb9953ad2b7a00e93edc9146c12fd21490d1a0d15f89"></a>EXC_EXECUTE</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
</table>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00113">113</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
<a class="anchor" id="a4f165b5bd333856a84635b2594013982"></a>
|
||||
<div class="memitem">
|
||||
<div class="memproto">
|
||||
<table class="memname">
|
||||
<tr>
|
||||
<td class="memname">enum <a class="el" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982">COM_STATES</a></td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
<table class="fieldtable">
|
||||
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20"></a>COM_IDLE</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="a4f165b5bd333856a84635b2594013982ad70b4cc84cc2f21d8b46f73f186dae6b"></a>COM_WAITING</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
</table>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00099">99</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
<a class="anchor" id="a792f00821300f1c7c768db990db646c1"></a>
|
||||
<div class="memitem">
|
||||
<div class="memproto">
|
||||
<table class="memname">
|
||||
<tr>
|
||||
<td class="memname">enum <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1">ERR_LIST</a></td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
<table class="fieldtable">
|
||||
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="a792f00821300f1c7c768db990db646c1a12a9ad0aaae512b253a9da9ea19f2b04"></a>ERR_NOT_MASTER</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="a792f00821300f1c7c768db990db646c1a7d2c6c1b333f4b566c613e52b62ab901"></a>ERR_POLLING</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="a792f00821300f1c7c768db990db646c1aafd42890a0ce129e23977fc1aca4044b"></a>ERR_BUFF_OVERFLOW</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="a792f00821300f1c7c768db990db646c1a918477ee2e5e31f01b03a83f472b63b0"></a>ERR_BAD_CRC</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="a792f00821300f1c7c768db990db646c1ab4be9b5f7e8905633a3c045157f1dd0a"></a>ERR_EXCEPTION</em> </td><td class="fielddoc">
|
||||
</td></tr>
|
||||
</table>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00105">105</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
<a class="anchor" id="aff1341ea5077cc6097a0d7db89be4cf6"></a>
|
||||
<div class="memitem">
|
||||
<div class="memproto">
|
||||
<table class="memname">
|
||||
<tr>
|
||||
<td class="memname">enum <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6">MB_FC</a></td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
|
||||
<p><a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> function codes summary. These are the implement function codes either for Master or for Slave. </p>
|
||||
<dl class="section see"><dt>See Also</dt><dd>also <a class="el" href="_modbus_rtu_8h.html#aede21762dc4aa80a14df8dd40ef105f0">fctsupported</a> </dd>
|
||||
<dd>
|
||||
also <a class="el" href="structmodbus__t.html" title="Master query structure: This includes all the necessary fields to make the Master generate a Modbus q...">modbus_t</a> </dd></dl>
|
||||
<table class="fieldtable">
|
||||
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="aff1341ea5077cc6097a0d7db89be4cf6a513dc96919a5d5c75f129c1b5b2afea9"></a>MB_FC_NONE</em> </td><td class="fielddoc">
|
||||
<p>null operator </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0"></a>MB_FC_READ_COILS</em> </td><td class="fielddoc">
|
||||
<p>FCT=1 -> read coils or digital outputs </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e"></a>MB_FC_READ_DISCRETE_INPUT</em> </td><td class="fielddoc">
|
||||
<p>FCT=2 -> read digital inputs </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f"></a>MB_FC_READ_REGISTERS</em> </td><td class="fielddoc">
|
||||
<p>FCT=3 -> read registers or analog outputs </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07"></a>MB_FC_READ_INPUT_REGISTER</em> </td><td class="fielddoc">
|
||||
<p>FCT=4 -> read analog inputs </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7"></a>MB_FC_WRITE_COIL</em> </td><td class="fielddoc">
|
||||
<p>FCT=5 -> write single coil or output </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f"></a>MB_FC_WRITE_REGISTER</em> </td><td class="fielddoc">
|
||||
<p>FCT=6 -> write single register </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304"></a>MB_FC_WRITE_MULTIPLE_COILS</em> </td><td class="fielddoc">
|
||||
<p>FCT=15 -> write multiple coils or outputs </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb"></a>MB_FC_WRITE_MULTIPLE_REGISTERS</em> </td><td class="fielddoc">
|
||||
<p>FCT=16 -> write multiple registers </p>
|
||||
</td></tr>
|
||||
</table>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00087">87</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
<a class="anchor" id="aa9996e8b4648c78acf6cde2401e230ba"></a>
|
||||
<div class="memitem">
|
||||
<div class="memproto">
|
||||
<table class="memname">
|
||||
<tr>
|
||||
<td class="memname">enum <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230ba">MESSAGE</a></td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
|
||||
<p>Indexes to telegram frame positions. </p>
|
||||
<table class="fieldtable">
|
||||
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="aa9996e8b4648c78acf6cde2401e230baa001479a58fb44c39a29b20d565081a68"></a>ID</em> </td><td class="fielddoc">
|
||||
<p>ID field. </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af"></a>FUNC</em> </td><td class="fielddoc">
|
||||
<p>Function code position. </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c"></a>ADD_HI</em> </td><td class="fielddoc">
|
||||
<p>Address high byte. </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c"></a>ADD_LO</em> </td><td class="fielddoc">
|
||||
<p>Address low byte. </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6"></a>NB_HI</em> </td><td class="fielddoc">
|
||||
<p>Number of coils or registers high byte. </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f"></a>NB_LO</em> </td><td class="fielddoc">
|
||||
<p>Number of coils or registers low byte. </p>
|
||||
</td></tr>
|
||||
<tr><td class="fieldname"><em><a class="anchor" id="aa9996e8b4648c78acf6cde2401e230baaf84036e1dd68a2e160c3394fc083e892"></a>BYTE_CNT</em> </td><td class="fielddoc">
|
||||
<p>byte counter </p>
|
||||
</td></tr>
|
||||
</table>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00068">68</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
<h2 class="groupheader">Variable Documentation</h2>
|
||||
<a class="anchor" id="aede21762dc4aa80a14df8dd40ef105f0"></a>
|
||||
<div class="memitem">
|
||||
<div class="memproto">
|
||||
<table class="memname">
|
||||
<tr>
|
||||
<td class="memname">const unsigned char fctsupported[]</td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
<b>Initial value:</b><div class="fragment"><div class="line">= { </div>
|
||||
<div class="line"> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0">MB_FC_READ_COILS</a>,</div>
|
||||
<div class="line"> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e">MB_FC_READ_DISCRETE_INPUT</a>,</div>
|
||||
<div class="line"> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f">MB_FC_READ_REGISTERS</a>, </div>
|
||||
<div class="line"> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07">MB_FC_READ_INPUT_REGISTER</a>,</div>
|
||||
<div class="line"> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7">MB_FC_WRITE_COIL</a>,</div>
|
||||
<div class="line"> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f">MB_FC_WRITE_REGISTER</a>, </div>
|
||||
<div class="line"> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304">MB_FC_WRITE_MULTIPLE_COILS</a>,</div>
|
||||
<div class="line"> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb">MB_FC_WRITE_MULTIPLE_REGISTERS</a></div>
|
||||
<div class="line">}</div>
|
||||
</div><!-- fragment -->
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00121">121</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
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|
||||
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|
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|
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<div id="projectname">Modbus Master and Slave for Arduino
|
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 <span id="projectnumber">1.2</span>
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|
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<div id="projectbrief">Arduino library for implementing a Modbus Master or Slave through Serial port</div>
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<a href="_modbus_rtu_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> </div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"><a class="code" href="structmodbus__t.html"> 48</a></span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"><a class="code" href="structmodbus__t.html#af78ad11f93e63022a1c279de7206358c"> 49</a></span>  uint8_t <a class="code" href="structmodbus__t.html#af78ad11f93e63022a1c279de7206358c">u8id</a>; </div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"><a class="code" href="structmodbus__t.html#a57d1630d4548e5d50d79e206a48b09bc"> 50</a></span>  uint8_t <a class="code" href="structmodbus__t.html#a57d1630d4548e5d50d79e206a48b09bc">u8fct</a>; </div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"><a class="code" href="structmodbus__t.html#a224ead9ff72467696e94fba9cf06bd3c"> 51</a></span>  uint16_t <a class="code" href="structmodbus__t.html#a224ead9ff72467696e94fba9cf06bd3c">u16RegAdd</a>; </div>
|
||||
<div class="line"><a name="l00052"></a><span class="lineno"><a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43"> 52</a></span>  uint16_t <a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a>; </div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"><a class="code" href="structmodbus__t.html#a36212dd6316cbffb8ea31b2a2f5ae1be"> 53</a></span>  uint16_t *<a class="code" href="structmodbus__t.html#a36212dd6316cbffb8ea31b2a2f5ae1be">au16reg</a>; </div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> } </div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <a class="code" href="structmodbus__t.html" title="Master query structure: This includes all the necessary fields to make the Master generate a Modbus q...">modbus_t</a>;</div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">enum</span> { </div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55bad1acb34c5312efc75c4a007eae09433b"> 58</a></span>  <a class="code" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55bad1acb34c5312efc75c4a007eae09433b">RESPONSE_SIZE</a> = 6, </div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55ba4bf89c487b3f7e29d56eb3fe657d6c05"> 59</a></span>  <a class="code" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55ba4bf89c487b3f7e29d56eb3fe657d6c05">EXCEPTION_SIZE</a> = 3, </div>
|
||||
<div class="line"><a name="l00060"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55baefcc8f6d8d181aaef9d131a357b1a332"> 60</a></span>  <a class="code" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55baefcc8f6d8d181aaef9d131a357b1a332">CHECKSUM_SIZE</a> = 2</div>
|
||||
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> };</div>
|
||||
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div>
|
||||
<div class="line"><a name="l00068"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230ba"> 68</a></span> <span class="keyword">enum</span> <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230ba" title="Indexes to telegram frame positions. ">MESSAGE</a> {</div>
|
||||
<div class="line"><a name="l00069"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa001479a58fb44c39a29b20d565081a68"> 69</a></span>  <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa001479a58fb44c39a29b20d565081a68" title="ID field. ">ID</a> = 0, </div>
|
||||
<div class="line"><a name="l00070"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af"> 70</a></span>  <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af" title="Function code position. ">FUNC</a>, </div>
|
||||
<div class="line"><a name="l00071"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c"> 71</a></span>  <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a>, </div>
|
||||
<div class="line"><a name="l00072"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c"> 72</a></span>  <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a>, </div>
|
||||
<div class="line"><a name="l00073"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6"> 73</a></span>  <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a>, </div>
|
||||
<div class="line"><a name="l00074"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f"> 74</a></span>  <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a>, </div>
|
||||
<div class="line"><a name="l00075"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baaf84036e1dd68a2e160c3394fc083e892"> 75</a></span>  <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baaf84036e1dd68a2e160c3394fc083e892" title="byte counter ">BYTE_CNT</a> </div>
|
||||
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> };</div>
|
||||
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
|
||||
<div class="line"><a name="l00087"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6"> 87</a></span> <span class="keyword">enum</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6" title="Modbus function codes summary. These are the implement function codes either for Master or for Slave...">MB_FC</a> {</div>
|
||||
<div class="line"><a name="l00088"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a513dc96919a5d5c75f129c1b5b2afea9"> 88</a></span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a513dc96919a5d5c75f129c1b5b2afea9">MB_FC_NONE</a> = 0, </div>
|
||||
<div class="line"><a name="l00089"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0"> 89</a></span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0">MB_FC_READ_COILS</a> = 1, </div>
|
||||
<div class="line"><a name="l00090"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e"> 90</a></span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e">MB_FC_READ_DISCRETE_INPUT</a> = 2, </div>
|
||||
<div class="line"><a name="l00091"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f"> 91</a></span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f">MB_FC_READ_REGISTERS</a> = 3, </div>
|
||||
<div class="line"><a name="l00092"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07"> 92</a></span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07">MB_FC_READ_INPUT_REGISTER</a> = 4, </div>
|
||||
<div class="line"><a name="l00093"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7"> 93</a></span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7">MB_FC_WRITE_COIL</a> = 5, </div>
|
||||
<div class="line"><a name="l00094"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f"> 94</a></span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f">MB_FC_WRITE_REGISTER</a> = 6, </div>
|
||||
<div class="line"><a name="l00095"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304"> 95</a></span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304">MB_FC_WRITE_MULTIPLE_COILS</a> = 15, </div>
|
||||
<div class="line"><a name="l00096"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb"> 96</a></span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb">MB_FC_WRITE_MULTIPLE_REGISTERS</a> = 16 </div>
|
||||
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> };</div>
|
||||
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div>
|
||||
<div class="line"><a name="l00099"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982"> 99</a></span> <span class="keyword">enum</span> <a class="code" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982">COM_STATES</a> {</div>
|
||||
<div class="line"><a name="l00100"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20"> 100</a></span>  <a class="code" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20">COM_IDLE</a> = 0,</div>
|
||||
<div class="line"><a name="l00101"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982ad70b4cc84cc2f21d8b46f73f186dae6b"> 101</a></span>  <a class="code" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982ad70b4cc84cc2f21d8b46f73f186dae6b">COM_WAITING</a> = 1</div>
|
||||
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div>
|
||||
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> };</div>
|
||||
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
|
||||
<div class="line"><a name="l00105"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1"> 105</a></span> <span class="keyword">enum</span> <a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1">ERR_LIST</a> {</div>
|
||||
<div class="line"><a name="l00106"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a12a9ad0aaae512b253a9da9ea19f2b04"> 106</a></span>  <a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a12a9ad0aaae512b253a9da9ea19f2b04">ERR_NOT_MASTER</a> = -1,</div>
|
||||
<div class="line"><a name="l00107"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a7d2c6c1b333f4b566c613e52b62ab901"> 107</a></span>  <a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a7d2c6c1b333f4b566c613e52b62ab901">ERR_POLLING</a> = -2,</div>
|
||||
<div class="line"><a name="l00108"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1aafd42890a0ce129e23977fc1aca4044b"> 108</a></span>  <a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1aafd42890a0ce129e23977fc1aca4044b">ERR_BUFF_OVERFLOW</a> = -3,</div>
|
||||
<div class="line"><a name="l00109"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a918477ee2e5e31f01b03a83f472b63b0"> 109</a></span>  <a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a918477ee2e5e31f01b03a83f472b63b0">ERR_BAD_CRC</a> = -4,</div>
|
||||
<div class="line"><a name="l00110"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1ab4be9b5f7e8905633a3c045157f1dd0a"> 110</a></span>  <a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1ab4be9b5f7e8905633a3c045157f1dd0a">ERR_EXCEPTION</a> = -5</div>
|
||||
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> };</div>
|
||||
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div>
|
||||
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="keyword">enum</span> { </div>
|
||||
<div class="line"><a name="l00114"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae"> 114</a></span>  <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae">NO_REPLY</a> = 255, </div>
|
||||
<div class="line"><a name="l00115"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad82ec66545269170f1401af6e418e8f2"> 115</a></span>  <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad82ec66545269170f1401af6e418e8f2">EXC_FUNC_CODE</a> = 1,</div>
|
||||
<div class="line"><a name="l00116"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280"> 116</a></span>  <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280">EXC_ADDR_RANGE</a> = 2, </div>
|
||||
<div class="line"><a name="l00117"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7a062e13fdfefabb1d620506a526be3920"> 117</a></span>  <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7a062e13fdfefabb1d620506a526be3920">EXC_REGS_QUANT</a> = 3, </div>
|
||||
<div class="line"><a name="l00118"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7a00e93edc9146c12fd21490d1a0d15f89"> 118</a></span>  <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7a00e93edc9146c12fd21490d1a0d15f89">EXC_EXECUTE</a> = 4 </div>
|
||||
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> };</div>
|
||||
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div>
|
||||
<div class="line"><a name="l00121"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#aede21762dc4aa80a14df8dd40ef105f0"> 121</a></span> <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> <a class="code" href="_modbus_rtu_8h.html#aede21762dc4aa80a14df8dd40ef105f0">fctsupported</a>[] = { </div>
|
||||
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0">MB_FC_READ_COILS</a>,</div>
|
||||
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e">MB_FC_READ_DISCRETE_INPUT</a>,</div>
|
||||
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f">MB_FC_READ_REGISTERS</a>, </div>
|
||||
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07">MB_FC_READ_INPUT_REGISTER</a>,</div>
|
||||
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7">MB_FC_WRITE_COIL</a>,</div>
|
||||
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f">MB_FC_WRITE_REGISTER</a>, </div>
|
||||
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304">MB_FC_WRITE_MULTIPLE_COILS</a>,</div>
|
||||
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb">MB_FC_WRITE_MULTIPLE_REGISTERS</a></div>
|
||||
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> };</div>
|
||||
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div>
|
||||
<div class="line"><a name="l00132"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#ac5a7c6ee8dea0ccb09dfc611bd08a0ac"> 132</a></span> <span class="preprocessor">#define T35 5</span></div>
|
||||
<div class="line"><a name="l00133"></a><span class="lineno"><a class="code" href="_modbus_rtu_8h.html#a1d5dab30b404fab91608086105afc78c"> 133</a></span> <span class="preprocessor"></span><span class="preprocessor">#define MAX_BUFFER 64 </span></div>
|
||||
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00141"></a><span class="lineno"><a class="code" href="class_modbus.html"> 141</a></span> <span class="keyword">class </span><a class="code" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> {</div>
|
||||
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="keyword">private</span>:</div>
|
||||
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  HardwareSerial *port; </div>
|
||||
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  uint8_t u8id; </div>
|
||||
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  uint8_t u8serno; </div>
|
||||
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  uint8_t u8txenpin; </div>
|
||||
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  uint8_t u8state;</div>
|
||||
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  uint8_t u8lastError;</div>
|
||||
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  uint8_t au8Buffer[<a class="code" href="_modbus_rtu_8h.html#a1d5dab30b404fab91608086105afc78c" title="maximum size for the communication buffer in bytes ">MAX_BUFFER</a>];</div>
|
||||
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  uint8_t u8BufferSize;</div>
|
||||
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  uint8_t u8lastRec;</div>
|
||||
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  uint16_t *au16regs;</div>
|
||||
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  uint16_t u16InCnt, u16OutCnt, u16errCnt;</div>
|
||||
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  uint16_t u16timeOut;</div>
|
||||
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  uint32_t u32time, u32timeOut;</div>
|
||||
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  uint8_t u8regsize;</div>
|
||||
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
|
||||
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordtype">void</span> init(uint8_t u8id, uint8_t u8serno, uint8_t u8txenpin);</div>
|
||||
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordtype">void</span> sendTxBuffer(); </div>
|
||||
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  int8_t getRxBuffer(); </div>
|
||||
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  uint16_t calcCRC(uint8_t u8length);</div>
|
||||
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  uint8_t validateAnswer();</div>
|
||||
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  uint8_t validateRequest(); </div>
|
||||
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordtype">void</span> get_FC1(); </div>
|
||||
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordtype">void</span> get_FC3(); </div>
|
||||
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  int8_t process_FC1( uint16_t *regs, uint8_t u8size ); </div>
|
||||
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  int8_t process_FC3( uint16_t *regs, uint8_t u8size ); </div>
|
||||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  int8_t process_FC5( uint16_t *regs, uint8_t u8size ); </div>
|
||||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  int8_t process_FC6( uint16_t *regs, uint8_t u8size ); </div>
|
||||
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  int8_t process_FC15( uint16_t *regs, uint8_t u8size ); </div>
|
||||
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  int8_t process_FC16( uint16_t *regs, uint8_t u8size ); </div>
|
||||
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordtype">void</span> buildException( uint8_t u8exception ); <span class="comment">// build exception message</span></div>
|
||||
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div>
|
||||
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="keyword">public</span>:</div>
|
||||
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <a class="code" href="group__setup.html#ga101809cdd4734537bab58dc315a840b4" title="Default Constructor for Master through Serial. ">Modbus</a>(); </div>
|
||||
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <a class="code" href="group__setup.html#ga101809cdd4734537bab58dc315a840b4" title="Default Constructor for Master through Serial. ">Modbus</a>(uint8_t u8id, uint8_t u8serno); </div>
|
||||
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <a class="code" href="group__setup.html#ga101809cdd4734537bab58dc315a840b4" title="Default Constructor for Master through Serial. ">Modbus</a>(uint8_t u8id, uint8_t u8serno, uint8_t u8txenpin);</div>
|
||||
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordtype">void</span> <a class="code" href="class_modbus.html#a4f9673a3d113c49af69cb87b030ef099">begin</a>(<span class="keywordtype">long</span> u32speed);</div>
|
||||
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordtype">void</span> <a class="code" href="class_modbus.html#a4f9673a3d113c49af69cb87b030ef099">begin</a>();</div>
|
||||
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordtype">void</span> <a class="code" href="group__setup.html#gaf828190ebe24efb1b3b1957429f3872e" title="write communication watch-dog timer ">setTimeOut</a>( uint16_t u16timeout); </div>
|
||||
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  uint16_t <a class="code" href="class_modbus.html#ac860024db3117a2ef907d0325b2fb7a1" title="get communication watch-dog timer value ">getTimeOut</a>(); </div>
|
||||
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordtype">boolean</span> <a class="code" href="group__loop.html#gaf6dd413191ed8a833022046873e0a063" title="get communication watch-dog timer state ">getTimeOutState</a>(); </div>
|
||||
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  int8_t <a class="code" href="group__loop.html#ga19398cabed57b6d085d014af6c149f54" title="only for master ">query</a>( <a class="code" href="structmodbus__t.html" title="Master query structure: This includes all the necessary fields to make the Master generate a Modbus q...">modbus_t</a> telegram ); </div>
|
||||
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  int8_t <a class="code" href="group__loop.html#ga53bde78490c1cd8e3c070a676bdcfb0d" title="cyclic poll for master ">poll</a>(); </div>
|
||||
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  int8_t <a class="code" href="group__loop.html#ga53bde78490c1cd8e3c070a676bdcfb0d" title="cyclic poll for master ">poll</a>( uint16_t *regs, uint8_t u8size ); </div>
|
||||
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  uint16_t <a class="code" href="group__buffer.html#ga4fa6ede8df85b7cc70b1282b9547378a" title="number of incoming messages ">getInCnt</a>(); </div>
|
||||
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  uint16_t <a class="code" href="group__buffer.html#ga6f831ecaf3678c27dafb663a28bf81f0" title="number of outcoming messages ">getOutCnt</a>(); </div>
|
||||
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  uint16_t <a class="code" href="group__buffer.html#ga6883c7f3ff12f084ed56d559d4e06ed0" title="error counter ">getErrCnt</a>(); </div>
|
||||
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  uint8_t <a class="code" href="group__setup.html#ga6449894306ff8cc5d4caff09b1b0d1ce" title="get slave ID between 1 and 247 ">getID</a>(); </div>
|
||||
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  uint8_t <a class="code" href="group__buffer.html#ga2f39717d957a929af488c9120488fcdc">getState</a>();</div>
|
||||
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  uint8_t <a class="code" href="group__buffer.html#gace7f726db13adc8feeceab987b719531" title="get last error message ">getLastError</a>(); </div>
|
||||
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordtype">void</span> <a class="code" href="group__setup.html#ga9bd497e97ac1777d4f0d4171078d60e0" title="write new ID for the slave ">setID</a>( uint8_t u8id ); </div>
|
||||
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordtype">void</span> <a class="code" href="class_modbus.html#a0d80101b650344c712a085c4bb005c4c" title="finish any communication and release serial communication port ">end</a>(); </div>
|
||||
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> };</div>
|
||||
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div>
|
||||
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment">/* _____PUBLIC FUNCTIONS_____________________________________________________ */</span></div>
|
||||
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div>
|
||||
<div class="line"><a name="l00204"></a><span class="lineno"><a class="code" href="group__setup.html#ga101809cdd4734537bab58dc315a840b4"> 204</a></span> <a class="code" href="group__setup.html#ga101809cdd4734537bab58dc315a840b4" title="Default Constructor for Master through Serial. ">Modbus::Modbus</a>() {</div>
|
||||
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  init(0, 0, 0);</div>
|
||||
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> }</div>
|
||||
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div>
|
||||
<div class="line"><a name="l00218"></a><span class="lineno"><a class="code" href="class_modbus.html#afbbf7c81565d8e1ea1cd5890a96e7507"> 218</a></span> <a class="code" href="group__setup.html#ga101809cdd4734537bab58dc315a840b4" title="Default Constructor for Master through Serial. ">Modbus::Modbus</a>(uint8_t u8id, uint8_t u8serno) {</div>
|
||||
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  init(u8id, u8serno, 0);</div>
|
||||
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> }</div>
|
||||
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div>
|
||||
<div class="line"><a name="l00234"></a><span class="lineno"><a class="code" href="class_modbus.html#a5e23a7b669d0c2d5be1c0054c7c54dca"> 234</a></span> <a class="code" href="group__setup.html#ga101809cdd4734537bab58dc315a840b4" title="Default Constructor for Master through Serial. ">Modbus::Modbus</a>(uint8_t u8id, uint8_t u8serno, uint8_t u8txenpin) {</div>
|
||||
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  init(u8id, u8serno, u8txenpin);</div>
|
||||
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> }</div>
|
||||
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div>
|
||||
<div class="line"><a name="l00250"></a><span class="lineno"><a class="code" href="group__setup.html#ga475a4fa0fac491307b10c4529ad6d2a0"> 250</a></span> <span class="keywordtype">void</span> <a class="code" href="class_modbus.html#a4f9673a3d113c49af69cb87b030ef099">Modbus::begin</a>(<span class="keywordtype">long</span> u32speed) {</div>
|
||||
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> </div>
|
||||
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordflow">switch</span>( u8serno ) {</div>
|
||||
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="preprocessor">#if defined(UBRR1H)</span></div>
|
||||
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="preprocessor"></span> <span class="keywordflow">case</span> 1:</div>
|
||||
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  port = &Serial1;</div>
|
||||
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="preprocessor">#if defined(UBRR2H)</span></div>
|
||||
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="preprocessor"></span> <span class="keywordflow">case</span> 2:</div>
|
||||
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  port = &Serial2;</div>
|
||||
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="preprocessor">#if defined(UBRR3H)</span></div>
|
||||
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="preprocessor"></span> <span class="keywordflow">case</span> 3:</div>
|
||||
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  port = &Serial3;</div>
|
||||
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> <span class="preprocessor"></span> <span class="keywordflow">case</span> 0:</div>
|
||||
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keywordflow">default</span>:</div>
|
||||
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  port = &Serial;</div>
|
||||
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  }</div>
|
||||
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> </div>
|
||||
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="comment">// port->begin(u32speed, u8config);</span></div>
|
||||
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  port->begin(u32speed);</div>
|
||||
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keywordflow">if</span> (u8txenpin > 1) { <span class="comment">// pin 0 & pin 1 are reserved for RX/TX</span></div>
|
||||
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="comment">// return RS485 transceiver to transmit mode</span></div>
|
||||
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  pinMode(u8txenpin, OUTPUT);</div>
|
||||
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  digitalWrite(u8txenpin, LOW);</div>
|
||||
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  }</div>
|
||||
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div>
|
||||
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  port->flush();</div>
|
||||
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  u8lastRec = u8BufferSize = 0;</div>
|
||||
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  u16InCnt = u16OutCnt = u16errCnt = 0;</div>
|
||||
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> }</div>
|
||||
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> </div>
|
||||
<div class="line"><a name="l00299"></a><span class="lineno"><a class="code" href="class_modbus.html#a4f9673a3d113c49af69cb87b030ef099"> 299</a></span> <span class="keywordtype">void</span> <a class="code" href="class_modbus.html#a4f9673a3d113c49af69cb87b030ef099">Modbus::begin</a>() {</div>
|
||||
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <a class="code" href="class_modbus.html#a4f9673a3d113c49af69cb87b030ef099">begin</a>(19200);</div>
|
||||
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> }</div>
|
||||
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> </div>
|
||||
<div class="line"><a name="l00310"></a><span class="lineno"><a class="code" href="group__setup.html#ga9bd497e97ac1777d4f0d4171078d60e0"> 310</a></span> <span class="keywordtype">void</span> <a class="code" href="group__setup.html#ga9bd497e97ac1777d4f0d4171078d60e0" title="write new ID for the slave ">Modbus::setID</a>( uint8_t u8id) {</div>
|
||||
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordflow">if</span> (( u8id != 0) && (u8id <= 247)) {</div>
|
||||
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  this->u8id = u8id;</div>
|
||||
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  }</div>
|
||||
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span> }</div>
|
||||
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span> </div>
|
||||
<div class="line"><a name="l00323"></a><span class="lineno"><a class="code" href="group__setup.html#ga6449894306ff8cc5d4caff09b1b0d1ce"> 323</a></span> uint8_t <a class="code" href="group__setup.html#ga6449894306ff8cc5d4caff09b1b0d1ce" title="get slave ID between 1 and 247 ">Modbus::getID</a>() {</div>
|
||||
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keywordflow">return</span> this->u8id;</div>
|
||||
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> }</div>
|
||||
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div>
|
||||
<div class="line"><a name="l00338"></a><span class="lineno"><a class="code" href="group__setup.html#gaf828190ebe24efb1b3b1957429f3872e"> 338</a></span> <span class="keywordtype">void</span> <a class="code" href="group__setup.html#gaf828190ebe24efb1b3b1957429f3872e" title="write communication watch-dog timer ">Modbus::setTimeOut</a>( uint16_t u16timeOut) {</div>
|
||||
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  this->u16timeOut = u16timeOut;</div>
|
||||
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> }</div>
|
||||
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> </div>
|
||||
<div class="line"><a name="l00350"></a><span class="lineno"><a class="code" href="group__loop.html#gaf6dd413191ed8a833022046873e0a063"> 350</a></span> <span class="keywordtype">boolean</span> <a class="code" href="group__loop.html#gaf6dd413191ed8a833022046873e0a063" title="get communication watch-dog timer state ">Modbus::getTimeOutState</a>() {</div>
|
||||
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">return</span> (millis() > u32timeOut);</div>
|
||||
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> }</div>
|
||||
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> </div>
|
||||
<div class="line"><a name="l00362"></a><span class="lineno"><a class="code" href="group__buffer.html#ga4fa6ede8df85b7cc70b1282b9547378a"> 362</a></span> uint16_t <a class="code" href="group__buffer.html#ga4fa6ede8df85b7cc70b1282b9547378a" title="number of incoming messages ">Modbus::getInCnt</a>() { </div>
|
||||
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keywordflow">return</span> u16InCnt; </div>
|
||||
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> }</div>
|
||||
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span> </div>
|
||||
<div class="line"><a name="l00374"></a><span class="lineno"><a class="code" href="group__buffer.html#ga6f831ecaf3678c27dafb663a28bf81f0"> 374</a></span> uint16_t <a class="code" href="group__buffer.html#ga6f831ecaf3678c27dafb663a28bf81f0" title="number of outcoming messages ">Modbus::getOutCnt</a>() { </div>
|
||||
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keywordflow">return</span> u16OutCnt; </div>
|
||||
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span> }</div>
|
||||
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> </div>
|
||||
<div class="line"><a name="l00386"></a><span class="lineno"><a class="code" href="group__buffer.html#ga6883c7f3ff12f084ed56d559d4e06ed0"> 386</a></span> uint16_t <a class="code" href="group__buffer.html#ga6883c7f3ff12f084ed56d559d4e06ed0" title="error counter ">Modbus::getErrCnt</a>() { </div>
|
||||
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">return</span> u16errCnt; </div>
|
||||
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> }</div>
|
||||
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> </div>
|
||||
<div class="line"><a name="l00396"></a><span class="lineno"><a class="code" href="group__buffer.html#ga2f39717d957a929af488c9120488fcdc"> 396</a></span> uint8_t <a class="code" href="group__buffer.html#ga2f39717d957a929af488c9120488fcdc">Modbus::getState</a>() {</div>
|
||||
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordflow">return</span> u8state;</div>
|
||||
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> }</div>
|
||||
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> </div>
|
||||
<div class="line"><a name="l00409"></a><span class="lineno"><a class="code" href="group__buffer.html#gace7f726db13adc8feeceab987b719531"> 409</a></span> uint8_t <a class="code" href="group__buffer.html#gace7f726db13adc8feeceab987b719531" title="get last error message ">Modbus::getLastError</a>() {</div>
|
||||
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keywordflow">return</span> u8lastError;</div>
|
||||
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> }</div>
|
||||
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> </div>
|
||||
<div class="line"><a name="l00425"></a><span class="lineno"><a class="code" href="group__loop.html#ga19398cabed57b6d085d014af6c149f54"> 425</a></span> int8_t <a class="code" href="group__loop.html#ga19398cabed57b6d085d014af6c149f54" title="only for master ">Modbus::query</a>( <a class="code" href="structmodbus__t.html" title="Master query structure: This includes all the necessary fields to make the Master generate a Modbus q...">modbus_t</a> telegram ) {</div>
|
||||
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  uint8_t u8regsno, u8bytesno;</div>
|
||||
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keywordflow">if</span> (u8id!=0) <span class="keywordflow">return</span> -2;</div>
|
||||
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="keywordflow">if</span> (u8state != <a class="code" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20">COM_IDLE</a>) <span class="keywordflow">return</span> -1;</div>
|
||||
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span> </div>
|
||||
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keywordflow">if</span> ((telegram.<a class="code" href="structmodbus__t.html#af78ad11f93e63022a1c279de7206358c">u8id</a>==0) || (telegram.<a class="code" href="structmodbus__t.html#af78ad11f93e63022a1c279de7206358c">u8id</a>>247)) <span class="keywordflow">return</span> -3;</div>
|
||||
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> </div>
|
||||
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  au16regs = telegram.<a class="code" href="structmodbus__t.html#a36212dd6316cbffb8ea31b2a2f5ae1be">au16reg</a>;</div>
|
||||
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> </div>
|
||||
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="comment">// telegram header</span></div>
|
||||
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa001479a58fb44c39a29b20d565081a68" title="ID field. ">ID</a> ] = telegram.<a class="code" href="structmodbus__t.html#af78ad11f93e63022a1c279de7206358c">u8id</a>;</div>
|
||||
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af" title="Function code position. ">FUNC</a> ] = telegram.<a class="code" href="structmodbus__t.html#a57d1630d4548e5d50d79e206a48b09bc">u8fct</a>;</div>
|
||||
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a> ] = highByte(telegram.<a class="code" href="structmodbus__t.html#a224ead9ff72467696e94fba9cf06bd3c">u16RegAdd</a> );</div>
|
||||
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a> ] = lowByte( telegram.<a class="code" href="structmodbus__t.html#a224ead9ff72467696e94fba9cf06bd3c">u16RegAdd</a> );</div>
|
||||
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span> </div>
|
||||
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  <span class="keywordflow">switch</span>( telegram.<a class="code" href="structmodbus__t.html#a57d1630d4548e5d50d79e206a48b09bc">u8fct</a> ) {</div>
|
||||
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0">MB_FC_READ_COILS</a>:</div>
|
||||
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e">MB_FC_READ_DISCRETE_INPUT</a>:</div>
|
||||
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f">MB_FC_READ_REGISTERS</a>:</div>
|
||||
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07">MB_FC_READ_INPUT_REGISTER</a>:</div>
|
||||
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ] = highByte(telegram.<a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a> );</div>
|
||||
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ] = lowByte( telegram.<a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a> );</div>
|
||||
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  u8BufferSize = 6;</div>
|
||||
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7">MB_FC_WRITE_COIL</a>:</div>
|
||||
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ] = ((au16regs[0] > 0) ? 0xff : 0);</div>
|
||||
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ] = 0;</div>
|
||||
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  u8BufferSize = 6; </div>
|
||||
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f">MB_FC_WRITE_REGISTER</a>:</div>
|
||||
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ] = highByte(au16regs[0]);</div>
|
||||
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ] = lowByte(au16regs[0]);</div>
|
||||
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  u8BufferSize = 6; </div>
|
||||
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304">MB_FC_WRITE_MULTIPLE_COILS</a>: <span class="comment">// TODO: implement "sending coils"</span></div>
|
||||
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  u8regsno = telegram.<a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a> / 16;</div>
|
||||
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  u8bytesno = u8regsno * 2;</div>
|
||||
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="keywordflow">if</span> ((telegram.<a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a> % 16) != 0) {</div>
|
||||
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  u8bytesno++;</div>
|
||||
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  u8regsno++;</div>
|
||||
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  }</div>
|
||||
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span> </div>
|
||||
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ] = highByte(telegram.<a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a> );</div>
|
||||
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ] = lowByte( telegram.<a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a> );</div>
|
||||
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a>+1 ] = u8bytesno;</div>
|
||||
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  u8BufferSize = 7;</div>
|
||||
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span> </div>
|
||||
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  u8regsno = u8bytesno = 0; <span class="comment">// now auxiliary registers</span></div>
|
||||
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="keywordflow">for</span> (uint16_t i = 0; i < telegram.<a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a>; i++) {</div>
|
||||
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span> </div>
|
||||
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span> </div>
|
||||
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  }</div>
|
||||
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> </div>
|
||||
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb">MB_FC_WRITE_MULTIPLE_REGISTERS</a>:</div>
|
||||
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ] = highByte(telegram.<a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a> );</div>
|
||||
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ] = lowByte( telegram.<a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a> );</div>
|
||||
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a>+1 ] = (uint8_t) ( telegram.<a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a> * 2 );</div>
|
||||
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  u8BufferSize = 7; </div>
|
||||
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span> </div>
|
||||
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <span class="keywordflow">for</span> (uint16_t i=0; i< telegram.<a class="code" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a>; i++) {</div>
|
||||
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  au8Buffer[ u8BufferSize ] = highByte( au16regs[ i ] );</div>
|
||||
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  u8BufferSize++;</div>
|
||||
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  au8Buffer[ u8BufferSize ] = lowByte( au16regs[ i ] );</div>
|
||||
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  u8BufferSize++;</div>
|
||||
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  }</div>
|
||||
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  }</div>
|
||||
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> </div>
|
||||
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  sendTxBuffer();</div>
|
||||
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  u8state = <a class="code" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982ad70b4cc84cc2f21d8b46f73f186dae6b">COM_WAITING</a>;</div>
|
||||
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <span class="keywordflow">return</span> 0;</div>
|
||||
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span> }</div>
|
||||
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span> </div>
|
||||
<div class="line"><a name="l00513"></a><span class="lineno"><a class="code" href="group__loop.html#ga53bde78490c1cd8e3c070a676bdcfb0d"> 513</a></span> int8_t <a class="code" href="group__loop.html#ga53bde78490c1cd8e3c070a676bdcfb0d" title="cyclic poll for master ">Modbus::poll</a>() {</div>
|
||||
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="comment">// check if there is any incoming frame</span></div>
|
||||
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  uint8_t u8current = port->available(); </div>
|
||||
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span> </div>
|
||||
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="keywordflow">if</span> (millis() > u32timeOut) {</div>
|
||||
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  u8state = <a class="code" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20">COM_IDLE</a>;</div>
|
||||
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  u8lastError = <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae">NO_REPLY</a>;</div>
|
||||
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  u16errCnt++;</div>
|
||||
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keywordflow">return</span> 0;</div>
|
||||
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  }</div>
|
||||
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span> </div>
|
||||
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <span class="keywordflow">if</span> (u8current == 0) <span class="keywordflow">return</span> 0;</div>
|
||||
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span> </div>
|
||||
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  <span class="comment">// check T35 after frame end or still no frame end</span></div>
|
||||
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <span class="keywordflow">if</span> (u8current != u8lastRec) {</div>
|
||||
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  u8lastRec = u8current;</div>
|
||||
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  u32time = millis() + <a class="code" href="_modbus_rtu_8h.html#ac5a7c6ee8dea0ccb09dfc611bd08a0ac">T35</a>;</div>
|
||||
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <span class="keywordflow">return</span> 0;</div>
|
||||
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  }</div>
|
||||
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <span class="keywordflow">if</span> (millis() < u32time) <span class="keywordflow">return</span> 0;</div>
|
||||
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span> </div>
|
||||
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <span class="comment">// transfer Serial buffer frame to auBuffer</span></div>
|
||||
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  u8lastRec = 0;</div>
|
||||
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  int8_t i8state = getRxBuffer();</div>
|
||||
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="keywordflow">if</span> (i8state < 7) {</div>
|
||||
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  u8state = <a class="code" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20">COM_IDLE</a>;</div>
|
||||
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  u16errCnt++;</div>
|
||||
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  <span class="keywordflow">return</span> i8state;</div>
|
||||
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  }</div>
|
||||
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span> </div>
|
||||
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="comment">// validate message: id, CRC, FCT, exception</span></div>
|
||||
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  uint8_t u8exception = validateAnswer(); </div>
|
||||
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <span class="keywordflow">if</span> (u8exception != 0) {</div>
|
||||
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  u8state = <a class="code" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20">COM_IDLE</a>;</div>
|
||||
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="keywordflow">return</span> u8exception;</div>
|
||||
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  }</div>
|
||||
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span> </div>
|
||||
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <span class="comment">// process answer</span></div>
|
||||
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  <span class="keywordflow">switch</span>( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af" title="Function code position. ">FUNC</a> ] ) {</div>
|
||||
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0">MB_FC_READ_COILS</a>:</div>
|
||||
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e">MB_FC_READ_DISCRETE_INPUT</a>:</div>
|
||||
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  <span class="comment">// call get_FC1 to transfer the incoming message to au16regs buffer</span></div>
|
||||
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  get_FC1( );</div>
|
||||
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07">MB_FC_READ_INPUT_REGISTER</a>:</div>
|
||||
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f">MB_FC_READ_REGISTERS</a> :</div>
|
||||
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  <span class="comment">// call get_FC3 to transfer the incoming message to au16regs buffer</span></div>
|
||||
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  get_FC3( );</div>
|
||||
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7">MB_FC_WRITE_COIL</a>:</div>
|
||||
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f">MB_FC_WRITE_REGISTER</a> :</div>
|
||||
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304">MB_FC_WRITE_MULTIPLE_COILS</a>:</div>
|
||||
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb">MB_FC_WRITE_MULTIPLE_REGISTERS</a> :</div>
|
||||
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <span class="comment">// nothing to do</span></div>
|
||||
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  <span class="keywordflow">default</span>:</div>
|
||||
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  } </div>
|
||||
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  u8state = <a class="code" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20">COM_IDLE</a>;</div>
|
||||
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keywordflow">return</span> u8BufferSize;</div>
|
||||
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span> }</div>
|
||||
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span> </div>
|
||||
<div class="line"><a name="l00588"></a><span class="lineno"><a class="code" href="group__loop.html#gab3ef20562fc8cee14fc85f7e276890b5"> 588</a></span> int8_t <a class="code" href="group__loop.html#ga53bde78490c1cd8e3c070a676bdcfb0d" title="cyclic poll for master ">Modbus::poll</a>( uint16_t *regs, uint8_t u8size ) {</div>
|
||||
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span> </div>
|
||||
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  au16regs = regs;</div>
|
||||
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  u8regsize = u8size;</div>
|
||||
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span> </div>
|
||||
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="comment">// check if there is any incoming frame</span></div>
|
||||
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  uint8_t u8current = port->available(); </div>
|
||||
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  <span class="keywordflow">if</span> (u8current == 0) <span class="keywordflow">return</span> 0;</div>
|
||||
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span> </div>
|
||||
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <span class="comment">// check T35 after frame end or still no frame end</span></div>
|
||||
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  <span class="keywordflow">if</span> (u8current != u8lastRec) {</div>
|
||||
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  u8lastRec = u8current;</div>
|
||||
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  u32time = millis() + <a class="code" href="_modbus_rtu_8h.html#ac5a7c6ee8dea0ccb09dfc611bd08a0ac">T35</a>;</div>
|
||||
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <span class="keywordflow">return</span> 0;</div>
|
||||
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  }</div>
|
||||
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  <span class="keywordflow">if</span> (millis() < u32time) <span class="keywordflow">return</span> 0;</div>
|
||||
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span> </div>
|
||||
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  u8lastRec = 0;</div>
|
||||
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  int8_t i8state = getRxBuffer();</div>
|
||||
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  u8lastError = i8state;</div>
|
||||
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  <span class="keywordflow">if</span> (i8state < 7) <span class="keywordflow">return</span> i8state; </div>
|
||||
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span> </div>
|
||||
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  <span class="comment">// check slave id</span></div>
|
||||
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  <span class="keywordflow">if</span> (au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa001479a58fb44c39a29b20d565081a68" title="ID field. ">ID</a> ] != u8id) <span class="keywordflow">return</span> 0;</div>
|
||||
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span> </div>
|
||||
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  <span class="comment">// validate message: CRC, FCT, address and size</span></div>
|
||||
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  uint8_t u8exception = validateRequest();</div>
|
||||
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <span class="keywordflow">if</span> (u8exception > 0) {</div>
|
||||
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  <span class="keywordflow">if</span> (u8exception != <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae">NO_REPLY</a>) {</div>
|
||||
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  buildException( u8exception );</div>
|
||||
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  sendTxBuffer(); </div>
|
||||
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  }</div>
|
||||
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  u8lastError = u8exception;</div>
|
||||
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  <span class="keywordflow">return</span> u8exception;</div>
|
||||
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  }</div>
|
||||
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span> </div>
|
||||
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  u32timeOut = millis() + long(u16timeOut);</div>
|
||||
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  u8lastError = 0;</div>
|
||||
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  </div>
|
||||
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  <span class="comment">// process message</span></div>
|
||||
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  <span class="keywordflow">switch</span>( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af" title="Function code position. ">FUNC</a> ] ) {</div>
|
||||
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0">MB_FC_READ_COILS</a>:</div>
|
||||
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e">MB_FC_READ_DISCRETE_INPUT</a>:</div>
|
||||
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="keywordflow">return</span> process_FC1( regs, u8size );</div>
|
||||
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07">MB_FC_READ_INPUT_REGISTER</a>:</div>
|
||||
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f">MB_FC_READ_REGISTERS</a> :</div>
|
||||
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="keywordflow">return</span> process_FC3( regs, u8size );</div>
|
||||
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7">MB_FC_WRITE_COIL</a>:</div>
|
||||
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="keywordflow">return</span> process_FC5( regs, u8size );</div>
|
||||
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f">MB_FC_WRITE_REGISTER</a> :</div>
|
||||
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="keywordflow">return</span> process_FC6( regs, u8size );</div>
|
||||
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304">MB_FC_WRITE_MULTIPLE_COILS</a>:</div>
|
||||
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  <span class="keywordflow">return</span> process_FC15( regs, u8size );</div>
|
||||
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb">MB_FC_WRITE_MULTIPLE_REGISTERS</a> :</div>
|
||||
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  <span class="keywordflow">return</span> process_FC16( regs, u8size );</div>
|
||||
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <span class="keywordflow">default</span>:</div>
|
||||
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  }</div>
|
||||
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  <span class="keywordflow">return</span> i8state;</div>
|
||||
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span> }</div>
|
||||
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span> </div>
|
||||
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span> <span class="comment">/* _____PRIVATE FUNCTIONS_____________________________________________________ */</span></div>
|
||||
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span> </div>
|
||||
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span> <span class="keywordtype">void</span> Modbus::init(uint8_t u8id, uint8_t u8serno, uint8_t u8txenpin) {</div>
|
||||
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  this->u8id = u8id;</div>
|
||||
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  this->u8serno = (u8serno > 3) ? 0 : u8serno;</div>
|
||||
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  this->u8txenpin = u8txenpin;</div>
|
||||
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  this->u16timeOut = 1000;</div>
|
||||
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span> }</div>
|
||||
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span> </div>
|
||||
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span> int8_t Modbus::getRxBuffer() {</div>
|
||||
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  <span class="keywordtype">boolean</span> bBuffOverflow = <span class="keyword">false</span>;</div>
|
||||
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span> </div>
|
||||
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  <span class="keywordflow">if</span> (u8txenpin > 1) digitalWrite( u8txenpin, LOW );</div>
|
||||
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span> </div>
|
||||
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  u8BufferSize = 0;</div>
|
||||
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  <span class="keywordflow">while</span> ( port->available() ) {</div>
|
||||
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  au8Buffer[ u8BufferSize ] = port->read();</div>
|
||||
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  u8BufferSize ++;</div>
|
||||
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span> </div>
|
||||
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  <span class="keywordflow">if</span> (u8BufferSize >= <a class="code" href="_modbus_rtu_8h.html#a1d5dab30b404fab91608086105afc78c" title="maximum size for the communication buffer in bytes ">MAX_BUFFER</a>) bBuffOverflow = <span class="keyword">true</span>;</div>
|
||||
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  }</div>
|
||||
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  u16InCnt++;</div>
|
||||
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span> </div>
|
||||
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  <span class="keywordflow">if</span> (bBuffOverflow) {</div>
|
||||
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  u16errCnt++;</div>
|
||||
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  <span class="keywordflow">return</span> <a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1aafd42890a0ce129e23977fc1aca4044b">ERR_BUFF_OVERFLOW</a>;</div>
|
||||
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  }</div>
|
||||
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span>  <span class="keywordflow">return</span> u8BufferSize;</div>
|
||||
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span> }</div>
|
||||
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span> </div>
|
||||
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span> <span class="keywordtype">void</span> Modbus::sendTxBuffer() {</div>
|
||||
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  uint8_t i = 0;</div>
|
||||
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span> </div>
|
||||
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  <span class="comment">// append CRC to message</span></div>
|
||||
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  uint16_t u16crc = calcCRC( u8BufferSize );</div>
|
||||
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  au8Buffer[ u8BufferSize ] = u16crc >> 8;</div>
|
||||
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  u8BufferSize++;</div>
|
||||
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  au8Buffer[ u8BufferSize ] = u16crc & 0x00ff;</div>
|
||||
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  u8BufferSize++;</div>
|
||||
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span> </div>
|
||||
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  <span class="comment">// set RS485 transceiver to transmit mode</span></div>
|
||||
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  <span class="keywordflow">if</span> (u8txenpin > 1) {</div>
|
||||
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  <span class="keywordflow">switch</span>( u8serno ) {</div>
|
||||
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span> <span class="preprocessor">#if defined(UBRR1H)</span></div>
|
||||
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span> <span class="preprocessor"></span> <span class="keywordflow">case</span> 1:</div>
|
||||
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  UCSR1A=UCSR1A |(1 << TXC1);</div>
|
||||
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span> <span class="preprocessor">#if defined(UBRR2H)</span></div>
|
||||
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span> <span class="preprocessor"></span> <span class="keywordflow">case</span> 2:</div>
|
||||
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  UCSR2A=UCSR2A |(1 << TXC2);</div>
|
||||
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span> <span class="preprocessor">#if defined(UBRR3H)</span></div>
|
||||
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span> <span class="preprocessor"></span> <span class="keywordflow">case</span> 3:</div>
|
||||
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  UCSR3A=UCSR3A |(1 << TXC3);</div>
|
||||
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00734"></a><span class="lineno"> 734</span> <span class="preprocessor"></span> <span class="keywordflow">case</span> 0:</div>
|
||||
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  <span class="keywordflow">default</span>:</div>
|
||||
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  UCSR0A=UCSR0A |(1 << TXC0);</div>
|
||||
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  }</div>
|
||||
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  digitalWrite( u8txenpin, HIGH );</div>
|
||||
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  }</div>
|
||||
<div class="line"><a name="l00741"></a><span class="lineno"> 741</span> </div>
|
||||
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  <span class="comment">// transfer buffer to serial line</span></div>
|
||||
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  port->write( au8Buffer, u8BufferSize );</div>
|
||||
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span> </div>
|
||||
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  <span class="comment">// keep RS485 transceiver in transmit mode as long as sending</span></div>
|
||||
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span>  <span class="keywordflow">if</span> (u8txenpin > 1) {</div>
|
||||
<div class="line"><a name="l00747"></a><span class="lineno"> 747</span>  <span class="keywordflow">switch</span>( u8serno ) {</div>
|
||||
<div class="line"><a name="l00748"></a><span class="lineno"> 748</span> <span class="preprocessor">#if defined(UBRR1H)</span></div>
|
||||
<div class="line"><a name="l00749"></a><span class="lineno"> 749</span> <span class="preprocessor"></span> <span class="keywordflow">case</span> 1:</div>
|
||||
<div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  <span class="keywordflow">while</span> (!(UCSR1A & (1 << TXC1)));</div>
|
||||
<div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00752"></a><span class="lineno"> 752</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00753"></a><span class="lineno"> 753</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00754"></a><span class="lineno"> 754</span> <span class="preprocessor">#if defined(UBRR2H)</span></div>
|
||||
<div class="line"><a name="l00755"></a><span class="lineno"> 755</span> <span class="preprocessor"></span> <span class="keywordflow">case</span> 2:</div>
|
||||
<div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  <span class="keywordflow">while</span> (!(UCSR2A & (1 << TXC2)));</div>
|
||||
<div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span> <span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span> <span class="preprocessor">#if defined(UBRR3H)</span></div>
|
||||
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span> <span class="preprocessor"></span> <span class="keywordflow">case</span> 3:</div>
|
||||
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  <span class="keywordflow">while</span> (!(UCSR3A & (1 << TXC3)));</div>
|
||||
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span> <span class="preprocessor"></span> <span class="keywordflow">case</span> 0:</div>
|
||||
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <span class="keywordflow">default</span>:</div>
|
||||
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  <span class="keywordflow">while</span> (!(UCSR0A & (1 << TXC0)));</div>
|
||||
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  }</div>
|
||||
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span> </div>
|
||||
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  <span class="comment">// return RS485 transceiver to receive mode</span></div>
|
||||
<div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  digitalWrite( u8txenpin, LOW );</div>
|
||||
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  }</div>
|
||||
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  port->flush();</div>
|
||||
<div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  u8BufferSize = 0;</div>
|
||||
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span> </div>
|
||||
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  <span class="comment">// set time-out for master</span></div>
|
||||
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  u32timeOut = millis() + (<span class="keywordtype">unsigned</span> long) u16timeOut;</div>
|
||||
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span> </div>
|
||||
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  <span class="comment">// increase message counter</span></div>
|
||||
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  u16OutCnt++;</div>
|
||||
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span> }</div>
|
||||
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span> </div>
|
||||
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span> uint16_t Modbus::calcCRC(uint8_t u8length) {</div>
|
||||
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> temp, temp2, flag;</div>
|
||||
<div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  temp = 0xFFFF;</div>
|
||||
<div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> i = 0; i < u8length; i++) {</div>
|
||||
<div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  temp = temp ^ au8Buffer[i];</div>
|
||||
<div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> j = 1; j <= 8; j++) {</div>
|
||||
<div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  flag = temp & 0x0001;</div>
|
||||
<div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  temp >>=1;</div>
|
||||
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  <span class="keywordflow">if</span> (flag)</div>
|
||||
<div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  temp ^= 0xA001;</div>
|
||||
<div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  }</div>
|
||||
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  }</div>
|
||||
<div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  <span class="comment">// Reverse byte order. </span></div>
|
||||
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  temp2 = temp >> 8;</div>
|
||||
<div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  temp = (temp << 8) | temp2;</div>
|
||||
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  temp &= 0xFFFF; </div>
|
||||
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  <span class="comment">// the returned value is already swapped</span></div>
|
||||
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  <span class="comment">// crcLo byte is first & crcHi byte is last</span></div>
|
||||
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  <span class="keywordflow">return</span> temp; </div>
|
||||
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span> }</div>
|
||||
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span> </div>
|
||||
<div class="line"><a name="l00819"></a><span class="lineno"> 819</span> uint8_t Modbus::validateRequest() {</div>
|
||||
<div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  <span class="comment">// check message crc vs calculated crc</span></div>
|
||||
<div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  uint16_t u16MsgCRC = </div>
|
||||
<div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  ((au8Buffer[u8BufferSize - 2] << 8) </div>
|
||||
<div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  | au8Buffer[u8BufferSize - 1]); <span class="comment">// combine the crc Low & High bytes</span></div>
|
||||
<div class="line"><a name="l00824"></a><span class="lineno"> 824</span>  <span class="keywordflow">if</span> ( calcCRC( u8BufferSize-2 ) != u16MsgCRC ) {</div>
|
||||
<div class="line"><a name="l00825"></a><span class="lineno"> 825</span>  u16errCnt ++;</div>
|
||||
<div class="line"><a name="l00826"></a><span class="lineno"> 826</span>  <span class="keywordflow">return</span> <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae">NO_REPLY</a>;</div>
|
||||
<div class="line"><a name="l00827"></a><span class="lineno"> 827</span>  }</div>
|
||||
<div class="line"><a name="l00828"></a><span class="lineno"> 828</span> </div>
|
||||
<div class="line"><a name="l00829"></a><span class="lineno"> 829</span>  <span class="comment">// check fct code</span></div>
|
||||
<div class="line"><a name="l00830"></a><span class="lineno"> 830</span>  <span class="keywordtype">boolean</span> isSupported = <span class="keyword">false</span>;</div>
|
||||
<div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  <span class="keywordflow">for</span> (uint8_t i = 0; i< <span class="keyword">sizeof</span>( <a class="code" href="_modbus_rtu_8h.html#aede21762dc4aa80a14df8dd40ef105f0">fctsupported</a> ); i++) {</div>
|
||||
<div class="line"><a name="l00832"></a><span class="lineno"> 832</span>  <span class="keywordflow">if</span> (<a class="code" href="_modbus_rtu_8h.html#aede21762dc4aa80a14df8dd40ef105f0">fctsupported</a>[i] == au8Buffer[<a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af" title="Function code position. ">FUNC</a>]) {</div>
|
||||
<div class="line"><a name="l00833"></a><span class="lineno"> 833</span>  isSupported = 1;</div>
|
||||
<div class="line"><a name="l00834"></a><span class="lineno"> 834</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  }</div>
|
||||
<div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  }</div>
|
||||
<div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  <span class="keywordflow">if</span> (!isSupported) {</div>
|
||||
<div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  u16errCnt ++;</div>
|
||||
<div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  <span class="keywordflow">return</span> <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad82ec66545269170f1401af6e418e8f2">EXC_FUNC_CODE</a>;</div>
|
||||
<div class="line"><a name="l00840"></a><span class="lineno"> 840</span>  }</div>
|
||||
<div class="line"><a name="l00841"></a><span class="lineno"> 841</span> </div>
|
||||
<div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  <span class="comment">// check start address & nb range</span></div>
|
||||
<div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  uint16_t u16regs = 0;</div>
|
||||
<div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  uint8_t u8regs;</div>
|
||||
<div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  <span class="keywordflow">switch</span> ( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af" title="Function code position. ">FUNC</a> ] ) {</div>
|
||||
<div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0">MB_FC_READ_COILS</a>:</div>
|
||||
<div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e">MB_FC_READ_DISCRETE_INPUT</a>:</div>
|
||||
<div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304">MB_FC_WRITE_MULTIPLE_COILS</a>:</div>
|
||||
<div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  u16regs = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a> ]) / 16;</div>
|
||||
<div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  u16regs += word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ]) /16;</div>
|
||||
<div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  u8regs = (uint8_t) u16regs;</div>
|
||||
<div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  <span class="keywordflow">if</span> (u8regs > u8regsize) <span class="keywordflow">return</span> <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280">EXC_ADDR_RANGE</a>;</div>
|
||||
<div class="line"><a name="l00853"></a><span class="lineno"> 853</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00854"></a><span class="lineno"> 854</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7">MB_FC_WRITE_COIL</a>:</div>
|
||||
<div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  u16regs = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a> ]) / 16;</div>
|
||||
<div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  u8regs = (uint8_t) u16regs;</div>
|
||||
<div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  <span class="keywordflow">if</span> (u8regs > u8regsize) <span class="keywordflow">return</span> <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280">EXC_ADDR_RANGE</a>;</div>
|
||||
<div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  <span class="keywordflow">break</span>; </div>
|
||||
<div class="line"><a name="l00859"></a><span class="lineno"> 859</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f">MB_FC_WRITE_REGISTER</a> :</div>
|
||||
<div class="line"><a name="l00860"></a><span class="lineno"> 860</span>  u16regs = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a> ]);</div>
|
||||
<div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  u8regs = (uint8_t) u16regs;</div>
|
||||
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  <span class="keywordflow">if</span> (u8regs > u8regsize) <span class="keywordflow">return</span> <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280">EXC_ADDR_RANGE</a>;</div>
|
||||
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f">MB_FC_READ_REGISTERS</a> :</div>
|
||||
<div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07">MB_FC_READ_INPUT_REGISTER</a> :</div>
|
||||
<div class="line"><a name="l00866"></a><span class="lineno"> 866</span>  <span class="keywordflow">case</span> <a class="code" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb">MB_FC_WRITE_MULTIPLE_REGISTERS</a> :</div>
|
||||
<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  u16regs = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a> ]);</div>
|
||||
<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  u16regs += word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ]);</div>
|
||||
<div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  u8regs = (uint8_t) u16regs;</div>
|
||||
<div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  <span class="keywordflow">if</span> (u8regs > u8regsize) <span class="keywordflow">return</span> <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280">EXC_ADDR_RANGE</a>; </div>
|
||||
<div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00872"></a><span class="lineno"> 872</span>  }</div>
|
||||
<div class="line"><a name="l00873"></a><span class="lineno"> 873</span>  <span class="keywordflow">return</span> 0; <span class="comment">// OK, no exception code thrown</span></div>
|
||||
<div class="line"><a name="l00874"></a><span class="lineno"> 874</span> }</div>
|
||||
<div class="line"><a name="l00875"></a><span class="lineno"> 875</span> </div>
|
||||
<div class="line"><a name="l00883"></a><span class="lineno"> 883</span> uint8_t Modbus::validateAnswer() {</div>
|
||||
<div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  <span class="comment">// check message crc vs calculated crc</span></div>
|
||||
<div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  uint16_t u16MsgCRC = </div>
|
||||
<div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  ((au8Buffer[u8BufferSize - 2] << 8) </div>
|
||||
<div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  | au8Buffer[u8BufferSize - 1]); <span class="comment">// combine the crc Low & High bytes</span></div>
|
||||
<div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  <span class="keywordflow">if</span> ( calcCRC( u8BufferSize-2 ) != u16MsgCRC ) {</div>
|
||||
<div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  u16errCnt ++;</div>
|
||||
<div class="line"><a name="l00890"></a><span class="lineno"> 890</span>  <span class="keywordflow">return</span> <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae">NO_REPLY</a>;</div>
|
||||
<div class="line"><a name="l00891"></a><span class="lineno"> 891</span>  }</div>
|
||||
<div class="line"><a name="l00892"></a><span class="lineno"> 892</span> </div>
|
||||
<div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  <span class="comment">// check exception</span></div>
|
||||
<div class="line"><a name="l00894"></a><span class="lineno"> 894</span>  <span class="keywordflow">if</span> ((au8Buffer[ FUNC ] & 0x80) != 0) {</div>
|
||||
<div class="line"><a name="l00895"></a><span class="lineno"> 895</span>  u16errCnt ++;</div>
|
||||
<div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  <span class="keywordflow">return</span> <a class="code" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1ab4be9b5f7e8905633a3c045157f1dd0a">ERR_EXCEPTION</a>;</div>
|
||||
<div class="line"><a name="l00897"></a><span class="lineno"> 897</span>  }</div>
|
||||
<div class="line"><a name="l00898"></a><span class="lineno"> 898</span> </div>
|
||||
<div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  <span class="comment">// check fct code</span></div>
|
||||
<div class="line"><a name="l00900"></a><span class="lineno"> 900</span>  <span class="keywordtype">boolean</span> isSupported = <span class="keyword">false</span>;</div>
|
||||
<div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  <span class="keywordflow">for</span> (uint8_t i = 0; i< <span class="keyword">sizeof</span>( <a class="code" href="_modbus_rtu_8h.html#aede21762dc4aa80a14df8dd40ef105f0">fctsupported</a> ); i++) {</div>
|
||||
<div class="line"><a name="l00902"></a><span class="lineno"> 902</span>  <span class="keywordflow">if</span> (<a class="code" href="_modbus_rtu_8h.html#aede21762dc4aa80a14df8dd40ef105f0">fctsupported</a>[i] == au8Buffer[FUNC]) {</div>
|
||||
<div class="line"><a name="l00903"></a><span class="lineno"> 903</span>  isSupported = 1;</div>
|
||||
<div class="line"><a name="l00904"></a><span class="lineno"> 904</span>  <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><a name="l00905"></a><span class="lineno"> 905</span>  }</div>
|
||||
<div class="line"><a name="l00906"></a><span class="lineno"> 906</span>  }</div>
|
||||
<div class="line"><a name="l00907"></a><span class="lineno"> 907</span>  <span class="keywordflow">if</span> (!isSupported) {</div>
|
||||
<div class="line"><a name="l00908"></a><span class="lineno"> 908</span>  u16errCnt ++;</div>
|
||||
<div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  <span class="keywordflow">return</span> <a class="code" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad82ec66545269170f1401af6e418e8f2">EXC_FUNC_CODE</a>;</div>
|
||||
<div class="line"><a name="l00910"></a><span class="lineno"> 910</span>  }</div>
|
||||
<div class="line"><a name="l00911"></a><span class="lineno"> 911</span> </div>
|
||||
<div class="line"><a name="l00912"></a><span class="lineno"> 912</span>  <span class="keywordflow">return</span> 0; <span class="comment">// OK, no exception code thrown</span></div>
|
||||
<div class="line"><a name="l00913"></a><span class="lineno"> 913</span> }</div>
|
||||
<div class="line"><a name="l00914"></a><span class="lineno"> 914</span> </div>
|
||||
<div class="line"><a name="l00921"></a><span class="lineno"> 921</span> <span class="keywordtype">void</span> Modbus::buildException( uint8_t u8exception ) {</div>
|
||||
<div class="line"><a name="l00922"></a><span class="lineno"> 922</span>  uint8_t u8func = au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af" title="Function code position. ">FUNC</a> ]; <span class="comment">// get the original FUNC code</span></div>
|
||||
<div class="line"><a name="l00923"></a><span class="lineno"> 923</span> </div>
|
||||
<div class="line"><a name="l00924"></a><span class="lineno"> 924</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa001479a58fb44c39a29b20d565081a68" title="ID field. ">ID</a> ] = u8id;</div>
|
||||
<div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af" title="Function code position. ">FUNC</a> ] = u8func + 0x80;</div>
|
||||
<div class="line"><a name="l00926"></a><span class="lineno"> 926</span>  au8Buffer[ 2 ] = u8exception;</div>
|
||||
<div class="line"><a name="l00927"></a><span class="lineno"> 927</span>  u8BufferSize = <a class="code" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55ba4bf89c487b3f7e29d56eb3fe657d6c05">EXCEPTION_SIZE</a>;</div>
|
||||
<div class="line"><a name="l00928"></a><span class="lineno"> 928</span> }</div>
|
||||
<div class="line"><a name="l00929"></a><span class="lineno"> 929</span> </div>
|
||||
<div class="line"><a name="l00936"></a><span class="lineno"> 936</span> <span class="keywordtype">void</span> Modbus::get_FC1() {</div>
|
||||
<div class="line"><a name="l00937"></a><span class="lineno"> 937</span>  uint8_t u8byte, i;</div>
|
||||
<div class="line"><a name="l00938"></a><span class="lineno"> 938</span>  u8byte = 0;</div>
|
||||
<div class="line"><a name="l00939"></a><span class="lineno"> 939</span> </div>
|
||||
<div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  <span class="comment">// for (i=0; i< au8Buffer[ 2 ] /2; i++) {</span></div>
|
||||
<div class="line"><a name="l00941"></a><span class="lineno"> 941</span>  <span class="comment">// au16regs[ i ] = word( </span></div>
|
||||
<div class="line"><a name="l00942"></a><span class="lineno"> 942</span>  <span class="comment">// au8Buffer[ u8byte ],</span></div>
|
||||
<div class="line"><a name="l00943"></a><span class="lineno"> 943</span>  <span class="comment">// au8Buffer[ u8byte +1 ]);</span></div>
|
||||
<div class="line"><a name="l00944"></a><span class="lineno"> 944</span>  <span class="comment">// u8byte += 2;</span></div>
|
||||
<div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  <span class="comment">// }</span></div>
|
||||
<div class="line"><a name="l00946"></a><span class="lineno"> 946</span> }</div>
|
||||
<div class="line"><a name="l00947"></a><span class="lineno"> 947</span> </div>
|
||||
<div class="line"><a name="l00954"></a><span class="lineno"> 954</span> <span class="keywordtype">void</span> Modbus::get_FC3() {</div>
|
||||
<div class="line"><a name="l00955"></a><span class="lineno"> 955</span>  uint8_t u8byte, i;</div>
|
||||
<div class="line"><a name="l00956"></a><span class="lineno"> 956</span>  u8byte = 3;</div>
|
||||
<div class="line"><a name="l00957"></a><span class="lineno"> 957</span> </div>
|
||||
<div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  <span class="keywordflow">for</span> (i=0; i< au8Buffer[ 2 ] /2; i++) {</div>
|
||||
<div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  au16regs[ i ] = word( </div>
|
||||
<div class="line"><a name="l00960"></a><span class="lineno"> 960</span>  au8Buffer[ u8byte ],</div>
|
||||
<div class="line"><a name="l00961"></a><span class="lineno"> 961</span>  au8Buffer[ u8byte +1 ]);</div>
|
||||
<div class="line"><a name="l00962"></a><span class="lineno"> 962</span>  u8byte += 2;</div>
|
||||
<div class="line"><a name="l00963"></a><span class="lineno"> 963</span>  }</div>
|
||||
<div class="line"><a name="l00964"></a><span class="lineno"> 964</span> }</div>
|
||||
<div class="line"><a name="l00965"></a><span class="lineno"> 965</span> </div>
|
||||
<div class="line"><a name="l00974"></a><span class="lineno"> 974</span> int8_t Modbus::process_FC1( uint16_t *regs, uint8_t u8size ) {</div>
|
||||
<div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  uint8_t u8currentRegister, u8currentBit, u8bytesno, u8bitsno;</div>
|
||||
<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  uint8_t u8CopyBufferSize;</div>
|
||||
<div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  uint16_t u16currentCoil, u16coil;</div>
|
||||
<div class="line"><a name="l00978"></a><span class="lineno"> 978</span> </div>
|
||||
<div class="line"><a name="l00979"></a><span class="lineno"> 979</span>  <span class="comment">// get the first and last coil from the message</span></div>
|
||||
<div class="line"><a name="l00980"></a><span class="lineno"> 980</span>  uint16_t u16StartCoil = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a> ] );</div>
|
||||
<div class="line"><a name="l00981"></a><span class="lineno"> 981</span>  uint16_t u16Coilno = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ] );</div>
|
||||
<div class="line"><a name="l00982"></a><span class="lineno"> 982</span> </div>
|
||||
<div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  <span class="comment">// put the number of bytes in the outcoming message</span></div>
|
||||
<div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  u8bytesno = (uint8_t) (u16Coilno / 8);</div>
|
||||
<div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  <span class="keywordflow">if</span> (u16Coilno % 8 != 0) u8bytesno ++;</div>
|
||||
<div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a> ] = u8bytesno;</div>
|
||||
<div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  u8BufferSize = <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a>;</div>
|
||||
<div class="line"><a name="l00988"></a><span class="lineno"> 988</span> </div>
|
||||
<div class="line"><a name="l00989"></a><span class="lineno"> 989</span>  <span class="comment">// read each coil from the register map and put its value inside the outcoming message</span></div>
|
||||
<div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  u8bitsno = 0;</div>
|
||||
<div class="line"><a name="l00991"></a><span class="lineno"> 991</span> </div>
|
||||
<div class="line"><a name="l00992"></a><span class="lineno"> 992</span>  <span class="keywordflow">for</span> (u16currentCoil = 0; u16currentCoil < u16Coilno; u16currentCoil++) {</div>
|
||||
<div class="line"><a name="l00993"></a><span class="lineno"> 993</span>  u16coil = u16StartCoil + u16currentCoil;</div>
|
||||
<div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  u8currentRegister = (uint8_t) (u16coil / 16);</div>
|
||||
<div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  u8currentBit = (uint8_t) (u16coil % 16);</div>
|
||||
<div class="line"><a name="l00996"></a><span class="lineno"> 996</span> </div>
|
||||
<div class="line"><a name="l00997"></a><span class="lineno"> 997</span>  bitWrite(</div>
|
||||
<div class="line"><a name="l00998"></a><span class="lineno"> 998</span>  au8Buffer[ u8BufferSize ],</div>
|
||||
<div class="line"><a name="l00999"></a><span class="lineno"> 999</span>  u8bitsno,</div>
|
||||
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>  bitRead( regs[ u8currentRegister ], u8currentBit ) );</div>
|
||||
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>  u8bitsno ++;</div>
|
||||
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span> </div>
|
||||
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>  <span class="keywordflow">if</span> (u8bitsno > 7) {</div>
|
||||
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>  u8bitsno = 0;</div>
|
||||
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>  u8BufferSize++;</div>
|
||||
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>  }</div>
|
||||
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>  }</div>
|
||||
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span> </div>
|
||||
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  <span class="comment">// send outcoming message</span></div>
|
||||
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  <span class="keywordflow">if</span> (u16Coilno % 8 != 0) u8BufferSize ++;</div>
|
||||
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>  u8CopyBufferSize = u8BufferSize +2;</div>
|
||||
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  sendTxBuffer();</div>
|
||||
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  <span class="keywordflow">return</span> u8CopyBufferSize;</div>
|
||||
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span> }</div>
|
||||
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span> </div>
|
||||
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span> int8_t Modbus::process_FC3( uint16_t *regs, uint8_t u8size ) {</div>
|
||||
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span> </div>
|
||||
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  uint8_t u8StartAdd = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a> ] );</div>
|
||||
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  uint8_t u8regsno = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ] );</div>
|
||||
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  uint8_t u8CopyBufferSize;</div>
|
||||
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  uint8_t i;</div>
|
||||
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span> </div>
|
||||
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  au8Buffer[ 2 ] = u8regsno * 2;</div>
|
||||
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  u8BufferSize = 3;</div>
|
||||
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span> </div>
|
||||
<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  <span class="keywordflow">for</span> (i = u8StartAdd; i < u8StartAdd + u8regsno; i++) {</div>
|
||||
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  au8Buffer[ u8BufferSize ] = highByte(regs[i]);</div>
|
||||
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  u8BufferSize++;</div>
|
||||
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  au8Buffer[ u8BufferSize ] = lowByte(regs[i]);</div>
|
||||
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>  u8BufferSize++;</div>
|
||||
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  }</div>
|
||||
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  u8CopyBufferSize = u8BufferSize +2;</div>
|
||||
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  sendTxBuffer();</div>
|
||||
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span> </div>
|
||||
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  <span class="keywordflow">return</span> u8CopyBufferSize;</div>
|
||||
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span> }</div>
|
||||
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span> </div>
|
||||
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span> int8_t Modbus::process_FC5( uint16_t *regs, uint8_t u8size ) {</div>
|
||||
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>  uint8_t u8currentRegister, u8currentBit;</div>
|
||||
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>  uint8_t u8CopyBufferSize;</div>
|
||||
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>  uint16_t u16coil = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a> ] );</div>
|
||||
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span> </div>
|
||||
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>  <span class="comment">// point to the register and its bit</span></div>
|
||||
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>  u8currentRegister = (uint8_t) (u16coil / 16);</div>
|
||||
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>  u8currentBit = (uint8_t) (u16coil % 16);</div>
|
||||
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span> </div>
|
||||
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>  <span class="comment">// write to coil</span></div>
|
||||
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  bitWrite(</div>
|
||||
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>  regs[ u8currentRegister ],</div>
|
||||
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>  u8currentBit,</div>
|
||||
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ] == 0xff );</div>
|
||||
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span> </div>
|
||||
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span> </div>
|
||||
<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>  <span class="comment">// send answer to master</span></div>
|
||||
<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  u8BufferSize = 6;</div>
|
||||
<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>  u8CopyBufferSize = u8BufferSize +2;</div>
|
||||
<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>  sendTxBuffer();</div>
|
||||
<div class="line"><a name="l01074"></a><span class="lineno"> 1074</span> </div>
|
||||
<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>  <span class="keywordflow">return</span> u8CopyBufferSize;</div>
|
||||
<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span> }</div>
|
||||
<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span> </div>
|
||||
<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span> int8_t Modbus::process_FC6( uint16_t *regs, uint8_t u8size ) {</div>
|
||||
<div class="line"><a name="l01087"></a><span class="lineno"> 1087</span> </div>
|
||||
<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  uint8_t u8add = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a> ] );</div>
|
||||
<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>  uint8_t u8CopyBufferSize;</div>
|
||||
<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>  uint16_t u16val = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ] );</div>
|
||||
<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span> </div>
|
||||
<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>  regs[ u8add ] = u16val;</div>
|
||||
<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span> </div>
|
||||
<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>  <span class="comment">// keep the same header</span></div>
|
||||
<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>  u8BufferSize = <a class="code" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55bad1acb34c5312efc75c4a007eae09433b">RESPONSE_SIZE</a>;</div>
|
||||
<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span> </div>
|
||||
<div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>  u8CopyBufferSize = u8BufferSize +2;</div>
|
||||
<div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>  sendTxBuffer();</div>
|
||||
<div class="line"><a name="l01099"></a><span class="lineno"> 1099</span> </div>
|
||||
<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>  <span class="keywordflow">return</span> u8CopyBufferSize;</div>
|
||||
<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span> }</div>
|
||||
<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span> </div>
|
||||
<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span> int8_t Modbus::process_FC15( uint16_t *regs, uint8_t u8size ) {</div>
|
||||
<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>  uint8_t u8currentRegister, u8currentBit, u8frameByte, u8bitsno;</div>
|
||||
<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>  uint8_t u8CopyBufferSize;</div>
|
||||
<div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>  uint16_t u16currentCoil, u16coil;</div>
|
||||
<div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>  <span class="keywordtype">boolean</span> bTemp;</div>
|
||||
<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span> </div>
|
||||
<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>  <span class="comment">// get the first and last coil from the message</span></div>
|
||||
<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>  uint16_t u16StartCoil = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a> ] );</div>
|
||||
<div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>  uint16_t u16Coilno = word( au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ], au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ] );</div>
|
||||
<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span> </div>
|
||||
<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span> </div>
|
||||
<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>  <span class="comment">// read each coil from the register map and put its value inside the outcoming message</span></div>
|
||||
<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>  u8bitsno = 0;</div>
|
||||
<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>  u8frameByte = 7;</div>
|
||||
<div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>  <span class="keywordflow">for</span> (u16currentCoil = 0; u16currentCoil < u16Coilno; u16currentCoil++) {</div>
|
||||
<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span> </div>
|
||||
<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>  u16coil = u16StartCoil + u16currentCoil;</div>
|
||||
<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>  u8currentRegister = (uint8_t) (u16coil / 16);</div>
|
||||
<div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>  u8currentBit = (uint8_t) (u16coil % 16);</div>
|
||||
<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span> </div>
|
||||
<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>  bTemp = bitRead(</div>
|
||||
<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>  au8Buffer[ u8frameByte ],</div>
|
||||
<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>  u8bitsno );</div>
|
||||
<div class="line"><a name="l01134"></a><span class="lineno"> 1134</span> </div>
|
||||
<div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>  bitWrite(</div>
|
||||
<div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>  regs[ u8currentRegister ],</div>
|
||||
<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>  u8currentBit,</div>
|
||||
<div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>  bTemp );</div>
|
||||
<div class="line"><a name="l01139"></a><span class="lineno"> 1139</span> </div>
|
||||
<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>  u8bitsno ++;</div>
|
||||
<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span> </div>
|
||||
<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>  <span class="keywordflow">if</span> (u8bitsno > 7) {</div>
|
||||
<div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>  u8bitsno = 0;</div>
|
||||
<div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>  u8frameByte++;</div>
|
||||
<div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>  }</div>
|
||||
<div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>  }</div>
|
||||
<div class="line"><a name="l01147"></a><span class="lineno"> 1147</span> </div>
|
||||
<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>  <span class="comment">// send outcoming message</span></div>
|
||||
<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>  <span class="comment">// it's just a copy of the incomping frame until 6th byte</span></div>
|
||||
<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>  u8BufferSize = 6;</div>
|
||||
<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>  u8CopyBufferSize = u8BufferSize +2;</div>
|
||||
<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>  sendTxBuffer();</div>
|
||||
<div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>  <span class="keywordflow">return</span> u8CopyBufferSize;</div>
|
||||
<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span> }</div>
|
||||
<div class="line"><a name="l01155"></a><span class="lineno"> 1155</span> </div>
|
||||
<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span> int8_t Modbus::process_FC16( uint16_t *regs, uint8_t u8size ) {</div>
|
||||
<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>  uint8_t u8func = au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af" title="Function code position. ">FUNC</a> ]; <span class="comment">// get the original FUNC code</span></div>
|
||||
<div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>  uint8_t u8StartAdd = au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c" title="Address high byte. ">ADD_HI</a> ] << 8 | au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c" title="Address low byte. ">ADD_LO</a> ];</div>
|
||||
<div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>  uint8_t u8regsno = au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ] << 8 | au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ];</div>
|
||||
<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>  uint8_t u8CopyBufferSize;</div>
|
||||
<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>  uint8_t i;</div>
|
||||
<div class="line"><a name="l01170"></a><span class="lineno"> 1170</span>  uint16_t temp;</div>
|
||||
<div class="line"><a name="l01171"></a><span class="lineno"> 1171</span> </div>
|
||||
<div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>  <span class="comment">// build header</span></div>
|
||||
<div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6" title="Number of coils or registers high byte. ">NB_HI</a> ] = 0;</div>
|
||||
<div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>  au8Buffer[ <a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f" title="Number of coils or registers low byte. ">NB_LO</a> ] = u8regsno;</div>
|
||||
<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>  u8BufferSize = <a class="code" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55bad1acb34c5312efc75c4a007eae09433b">RESPONSE_SIZE</a>;</div>
|
||||
<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span> </div>
|
||||
<div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>  <span class="comment">// write registers</span></div>
|
||||
<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>  <span class="keywordflow">for</span> (i = 0; i < u8regsno; i++) {</div>
|
||||
<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>  temp = word(</div>
|
||||
<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>  au8Buffer[ (<a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baaf84036e1dd68a2e160c3394fc083e892" title="byte counter ">BYTE_CNT</a> + 1) + i * 2 ],</div>
|
||||
<div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>  au8Buffer[ (<a class="code" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baaf84036e1dd68a2e160c3394fc083e892" title="byte counter ">BYTE_CNT</a> + 2) + i * 2 ]);</div>
|
||||
<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span> </div>
|
||||
<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>  regs[ u8StartAdd + i ] = temp;</div>
|
||||
<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>  }</div>
|
||||
<div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>  u8CopyBufferSize = u8BufferSize +2;</div>
|
||||
<div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>  sendTxBuffer();</div>
|
||||
<div class="line"><a name="l01187"></a><span class="lineno"> 1187</span> </div>
|
||||
<div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>  <span class="keywordflow">return</span> u8CopyBufferSize;</div>
|
||||
<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span> }</div>
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
<!-- start footer part -->
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Generated on Tue Sep 9 2014 21:52:15 for Modbus Master and Slave for Arduino by  <a href="http://www.doxygen.org/index.html">
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|
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 <span id="projectnumber">1.2</span>
|
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<div id="projectbrief">Arduino library for implementing a Modbus Master or Slave through Serial port</div>
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<div class="textblock">Here are the classes, structs, unions and interfaces with brief descriptions:</div><div class="directory">
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<tr id="row_0_" class="even"><td class="entry"><img src="ftv2node.png" alt="o" width="16" height="22" /><img src="ftv2cl.png" alt="C" width="24" height="22" /><a class="el" href="class_modbus.html" target="_self">Modbus</a></td><td class="desc">Arduino class library for communicating with <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> devices over USB/RS232/485 (via RTU protocol) </td></tr>
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<tr id="row_1_"><td class="entry"><img src="ftv2lastnode.png" alt="\" width="16" height="22" /><img src="ftv2cl.png" alt="C" width="24" height="22" /><a class="el" href="structmodbus__t.html" target="_self">modbus_t</a></td><td class="desc">Master query structure: This includes all the necessary fields to make the Master generate a <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> query. A Master may keep several of these structures and send them cyclically or use them according to program needs </td></tr>
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|
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<div id="projectname">Modbus Master and Slave for Arduino
|
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 <span id="projectnumber">1.2</span>
|
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|
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<div id="projectbrief">Arduino library for implementing a Modbus Master or Slave through Serial port</div>
|
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<p>This is the complete list of members for <a class="el" href="class_modbus.html">Modbus</a>, including all inherited members.</p>
|
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|
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<tr class="even"><td class="entry"><a class="el" href="group__setup.html#ga475a4fa0fac491307b10c4529ad6d2a0">begin</a>(long u32speed)</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr><td class="entry"><a class="el" href="class_modbus.html#a4f9673a3d113c49af69cb87b030ef099">begin</a>()</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr class="even"><td class="entry"><a class="el" href="class_modbus.html#a0d80101b650344c712a085c4bb005c4c">end</a>()</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr><td class="entry"><a class="el" href="group__buffer.html#ga6883c7f3ff12f084ed56d559d4e06ed0">getErrCnt</a>()</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr class="even"><td class="entry"><a class="el" href="group__setup.html#ga6449894306ff8cc5d4caff09b1b0d1ce">getID</a>()</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr><td class="entry"><a class="el" href="group__buffer.html#ga4fa6ede8df85b7cc70b1282b9547378a">getInCnt</a>()</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr class="even"><td class="entry"><a class="el" href="group__buffer.html#gace7f726db13adc8feeceab987b719531">getLastError</a>()</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr><td class="entry"><a class="el" href="group__buffer.html#ga6f831ecaf3678c27dafb663a28bf81f0">getOutCnt</a>()</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr class="even"><td class="entry"><a class="el" href="group__buffer.html#ga2f39717d957a929af488c9120488fcdc">getState</a>()</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr><td class="entry"><a class="el" href="class_modbus.html#ac860024db3117a2ef907d0325b2fb7a1">getTimeOut</a>()</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr class="even"><td class="entry"><a class="el" href="group__loop.html#gaf6dd413191ed8a833022046873e0a063">getTimeOutState</a>()</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr><td class="entry"><a class="el" href="group__setup.html#ga101809cdd4734537bab58dc315a840b4">Modbus</a>()</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr class="even"><td class="entry"><a class="el" href="class_modbus.html#afbbf7c81565d8e1ea1cd5890a96e7507">Modbus</a>(uint8_t u8id, uint8_t u8serno)</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr><td class="entry"><a class="el" href="class_modbus.html#a5e23a7b669d0c2d5be1c0054c7c54dca">Modbus</a>(uint8_t u8id, uint8_t u8serno, uint8_t u8txenpin)</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr class="even"><td class="entry"><a class="el" href="group__loop.html#ga53bde78490c1cd8e3c070a676bdcfb0d">poll</a>()</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr><td class="entry"><a class="el" href="group__loop.html#gab3ef20562fc8cee14fc85f7e276890b5">poll</a>(uint16_t *regs, uint8_t u8size)</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr class="even"><td class="entry"><a class="el" href="group__loop.html#ga19398cabed57b6d085d014af6c149f54">query</a>(modbus_t telegram)</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr><td class="entry"><a class="el" href="group__setup.html#ga9bd497e97ac1777d4f0d4171078d60e0">setID</a>(uint8_t u8id)</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
|
||||
<tr class="even"><td class="entry"><a class="el" href="group__setup.html#gaf828190ebe24efb1b3b1957429f3872e">setTimeOut</a>(uint16_t u16timeout)</td><td class="entry"><a class="el" href="class_modbus.html">Modbus</a></td><td class="entry"></td></tr>
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 <span id="projectnumber">1.2</span>
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<div id="projectbrief">Arduino library for implementing a Modbus Master or Slave through Serial port</div>
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<div class="title">Modbus Class Reference</div> </div>
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<p>Arduino class library for communicating with <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> devices over USB/RS232/485 (via RTU protocol).
|
||||
<a href="class_modbus.html#details">More...</a></p>
|
||||
|
||||
<p><code>#include <<a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>></code></p>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:ga101809cdd4734537bab58dc315a840b4"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__setup.html#ga101809cdd4734537bab58dc315a840b4">Modbus</a> ()</td></tr>
|
||||
<tr class="memdesc:ga101809cdd4734537bab58dc315a840b4"><td class="mdescLeft"> </td><td class="mdescRight">Default Constructor for Master through Serial. <a href="group__setup.html#ga101809cdd4734537bab58dc315a840b4">More...</a><br/></td></tr>
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<tr class="separator:ga101809cdd4734537bab58dc315a840b4"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:afbbf7c81565d8e1ea1cd5890a96e7507"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_modbus.html#afbbf7c81565d8e1ea1cd5890a96e7507">Modbus</a> (uint8_t u8id, uint8_t u8serno)</td></tr>
|
||||
<tr class="separator:afbbf7c81565d8e1ea1cd5890a96e7507"><td class="memSeparator" colspan="2"> </td></tr>
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||||
<tr class="memitem:a5e23a7b669d0c2d5be1c0054c7c54dca"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_modbus.html#a5e23a7b669d0c2d5be1c0054c7c54dca">Modbus</a> (uint8_t u8id, uint8_t u8serno, uint8_t u8txenpin)</td></tr>
|
||||
<tr class="separator:a5e23a7b669d0c2d5be1c0054c7c54dca"><td class="memSeparator" colspan="2"> </td></tr>
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||||
<tr class="memitem:ga475a4fa0fac491307b10c4529ad6d2a0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__setup.html#ga475a4fa0fac491307b10c4529ad6d2a0">begin</a> (long u32speed)</td></tr>
|
||||
<tr class="memdesc:ga475a4fa0fac491307b10c4529ad6d2a0"><td class="mdescLeft"> </td><td class="mdescRight">Initialize class object. <a href="group__setup.html#ga475a4fa0fac491307b10c4529ad6d2a0">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga475a4fa0fac491307b10c4529ad6d2a0"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:a4f9673a3d113c49af69cb87b030ef099"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_modbus.html#a4f9673a3d113c49af69cb87b030ef099">begin</a> ()</td></tr>
|
||||
<tr class="separator:a4f9673a3d113c49af69cb87b030ef099"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:gaf828190ebe24efb1b3b1957429f3872e"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__setup.html#gaf828190ebe24efb1b3b1957429f3872e">setTimeOut</a> (uint16_t u16timeout)</td></tr>
|
||||
<tr class="memdesc:gaf828190ebe24efb1b3b1957429f3872e"><td class="mdescLeft"> </td><td class="mdescRight">write communication watch-dog timer <a href="group__setup.html#gaf828190ebe24efb1b3b1957429f3872e">More...</a><br/></td></tr>
|
||||
<tr class="separator:gaf828190ebe24efb1b3b1957429f3872e"><td class="memSeparator" colspan="2"> </td></tr>
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||||
<tr class="memitem:ac860024db3117a2ef907d0325b2fb7a1"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_modbus.html#ac860024db3117a2ef907d0325b2fb7a1">getTimeOut</a> ()</td></tr>
|
||||
<tr class="memdesc:ac860024db3117a2ef907d0325b2fb7a1"><td class="mdescLeft"> </td><td class="mdescRight">get communication watch-dog timer value <a href="#ac860024db3117a2ef907d0325b2fb7a1">More...</a><br/></td></tr>
|
||||
<tr class="separator:ac860024db3117a2ef907d0325b2fb7a1"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:gaf6dd413191ed8a833022046873e0a063"><td class="memItemLeft" align="right" valign="top">boolean </td><td class="memItemRight" valign="bottom"><a class="el" href="group__loop.html#gaf6dd413191ed8a833022046873e0a063">getTimeOutState</a> ()</td></tr>
|
||||
<tr class="memdesc:gaf6dd413191ed8a833022046873e0a063"><td class="mdescLeft"> </td><td class="mdescRight">get communication watch-dog timer state <a href="group__loop.html#gaf6dd413191ed8a833022046873e0a063">More...</a><br/></td></tr>
|
||||
<tr class="separator:gaf6dd413191ed8a833022046873e0a063"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga19398cabed57b6d085d014af6c149f54"><td class="memItemLeft" align="right" valign="top">int8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__loop.html#ga19398cabed57b6d085d014af6c149f54">query</a> (<a class="el" href="structmodbus__t.html">modbus_t</a> telegram)</td></tr>
|
||||
<tr class="memdesc:ga19398cabed57b6d085d014af6c149f54"><td class="mdescLeft"> </td><td class="mdescRight">only for master <a href="group__loop.html#ga19398cabed57b6d085d014af6c149f54">More...</a><br/></td></tr>
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||||
<tr class="separator:ga19398cabed57b6d085d014af6c149f54"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga53bde78490c1cd8e3c070a676bdcfb0d"><td class="memItemLeft" align="right" valign="top">int8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__loop.html#ga53bde78490c1cd8e3c070a676bdcfb0d">poll</a> ()</td></tr>
|
||||
<tr class="memdesc:ga53bde78490c1cd8e3c070a676bdcfb0d"><td class="mdescLeft"> </td><td class="mdescRight">cyclic poll for master <a href="group__loop.html#ga53bde78490c1cd8e3c070a676bdcfb0d">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga53bde78490c1cd8e3c070a676bdcfb0d"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:gab3ef20562fc8cee14fc85f7e276890b5"><td class="memItemLeft" align="right" valign="top">int8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__loop.html#gab3ef20562fc8cee14fc85f7e276890b5">poll</a> (uint16_t *regs, uint8_t u8size)</td></tr>
|
||||
<tr class="memdesc:gab3ef20562fc8cee14fc85f7e276890b5"><td class="mdescLeft"> </td><td class="mdescRight">cyclic poll for slave <a href="group__loop.html#gab3ef20562fc8cee14fc85f7e276890b5">More...</a><br/></td></tr>
|
||||
<tr class="separator:gab3ef20562fc8cee14fc85f7e276890b5"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga4fa6ede8df85b7cc70b1282b9547378a"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buffer.html#ga4fa6ede8df85b7cc70b1282b9547378a">getInCnt</a> ()</td></tr>
|
||||
<tr class="memdesc:ga4fa6ede8df85b7cc70b1282b9547378a"><td class="mdescLeft"> </td><td class="mdescRight">number of incoming messages <a href="group__buffer.html#ga4fa6ede8df85b7cc70b1282b9547378a">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga4fa6ede8df85b7cc70b1282b9547378a"><td class="memSeparator" colspan="2"> </td></tr>
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||||
<tr class="memitem:ga6f831ecaf3678c27dafb663a28bf81f0"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buffer.html#ga6f831ecaf3678c27dafb663a28bf81f0">getOutCnt</a> ()</td></tr>
|
||||
<tr class="memdesc:ga6f831ecaf3678c27dafb663a28bf81f0"><td class="mdescLeft"> </td><td class="mdescRight">number of outcoming messages <a href="group__buffer.html#ga6f831ecaf3678c27dafb663a28bf81f0">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga6f831ecaf3678c27dafb663a28bf81f0"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga6883c7f3ff12f084ed56d559d4e06ed0"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buffer.html#ga6883c7f3ff12f084ed56d559d4e06ed0">getErrCnt</a> ()</td></tr>
|
||||
<tr class="memdesc:ga6883c7f3ff12f084ed56d559d4e06ed0"><td class="mdescLeft"> </td><td class="mdescRight">error counter <a href="group__buffer.html#ga6883c7f3ff12f084ed56d559d4e06ed0">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga6883c7f3ff12f084ed56d559d4e06ed0"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga6449894306ff8cc5d4caff09b1b0d1ce"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__setup.html#ga6449894306ff8cc5d4caff09b1b0d1ce">getID</a> ()</td></tr>
|
||||
<tr class="memdesc:ga6449894306ff8cc5d4caff09b1b0d1ce"><td class="mdescLeft"> </td><td class="mdescRight">get slave ID between 1 and 247 <a href="group__setup.html#ga6449894306ff8cc5d4caff09b1b0d1ce">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga6449894306ff8cc5d4caff09b1b0d1ce"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga2f39717d957a929af488c9120488fcdc"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buffer.html#ga2f39717d957a929af488c9120488fcdc">getState</a> ()</td></tr>
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<tr class="separator:ga2f39717d957a929af488c9120488fcdc"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:gace7f726db13adc8feeceab987b719531"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buffer.html#gace7f726db13adc8feeceab987b719531">getLastError</a> ()</td></tr>
|
||||
<tr class="memdesc:gace7f726db13adc8feeceab987b719531"><td class="mdescLeft"> </td><td class="mdescRight">get last error message <a href="group__buffer.html#gace7f726db13adc8feeceab987b719531">More...</a><br/></td></tr>
|
||||
<tr class="separator:gace7f726db13adc8feeceab987b719531"><td class="memSeparator" colspan="2"> </td></tr>
|
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<tr class="memitem:ga9bd497e97ac1777d4f0d4171078d60e0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__setup.html#ga9bd497e97ac1777d4f0d4171078d60e0">setID</a> (uint8_t u8id)</td></tr>
|
||||
<tr class="memdesc:ga9bd497e97ac1777d4f0d4171078d60e0"><td class="mdescLeft"> </td><td class="mdescRight">write new ID for the slave <a href="group__setup.html#ga9bd497e97ac1777d4f0d4171078d60e0">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga9bd497e97ac1777d4f0d4171078d60e0"><td class="memSeparator" colspan="2"> </td></tr>
|
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<tr class="memitem:a0d80101b650344c712a085c4bb005c4c"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_modbus.html#a0d80101b650344c712a085c4bb005c4c">end</a> ()</td></tr>
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||||
<tr class="memdesc:a0d80101b650344c712a085c4bb005c4c"><td class="mdescLeft"> </td><td class="mdescRight">finish any communication and release serial communication port <a href="#a0d80101b650344c712a085c4bb005c4c">More...</a><br/></td></tr>
|
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<tr class="separator:a0d80101b650344c712a085c4bb005c4c"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
|
||||
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
|
||||
<div class="textblock"><p>Arduino class library for communicating with <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> devices over USB/RS232/485 (via RTU protocol). </p>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00141">141</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
|
||||
<a class="anchor" id="afbbf7c81565d8e1ea1cd5890a96e7507"></a>
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<div class="memitem">
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<td class="memname">Modbus::Modbus </td>
|
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<td>(</td>
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||||
<td class="paramtype">uint8_t </td>
|
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<td class="paramname"><em>u8id</em>, </td>
|
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<td class="paramkey"></td>
|
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<td></td>
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<td class="paramtype">uint8_t </td>
|
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<td class="paramname"><em>u8serno</em> </td>
|
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|
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|
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<td></td>
|
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<td>)</td>
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<td></td><td></td>
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||||
</div><div class="memdoc">
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||||
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||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00218">218</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
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|
||||
</div>
|
||||
</div>
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<a class="anchor" id="a5e23a7b669d0c2d5be1c0054c7c54dca"></a>
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<div class="memitem">
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<td class="memname">Modbus::Modbus </td>
|
||||
<td>(</td>
|
||||
<td class="paramtype">uint8_t </td>
|
||||
<td class="paramname"><em>u8id</em>, </td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td class="paramkey"></td>
|
||||
<td></td>
|
||||
<td class="paramtype">uint8_t </td>
|
||||
<td class="paramname"><em>u8serno</em>, </td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td class="paramkey"></td>
|
||||
<td></td>
|
||||
<td class="paramtype">uint8_t </td>
|
||||
<td class="paramname"><em>u8txenpin</em> </td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td></td>
|
||||
<td>)</td>
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<td></td><td></td>
|
||||
</tr>
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||||
</table>
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||||
</div><div class="memdoc">
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||||
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||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00234">234</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
<h2 class="groupheader">Member Function Documentation</h2>
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||||
<a class="anchor" id="a4f9673a3d113c49af69cb87b030ef099"></a>
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<div class="memitem">
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<td class="memname">void Modbus::begin </td>
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<td>(</td>
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<td class="paramname">)</td><td></td>
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<td></td>
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<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00299">299</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
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||||
</div>
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||||
</div>
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<a class="anchor" id="a0d80101b650344c712a085c4bb005c4c"></a>
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<div class="memitem">
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<td class="memname">void Modbus::end </td>
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<td>(</td>
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<td class="paramname">)</td><td></td>
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<td></td>
|
||||
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<p>finish any communication and release serial communication port </p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
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|
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|
||||
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|
||||
<td class="paramname">)</td><td></td>
|
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|
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|
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|
||||
<p>get communication watch-dog timer value </p>
|
||||
|
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|
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|
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<li>au16reg
|
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|
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|
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|
||||
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|
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|
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
: <a class="el" href="group__loop.html#ga53bde78490c1cd8e3c070a676bdcfb0d">Modbus</a>
|
||||
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|
||||
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|
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|
||||
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|
||||
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|
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|
||||
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|
||||
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|
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|
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|
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|
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|
||||
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|
||||
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|
||||
: <a class="el" href="structmodbus__t.html#a224ead9ff72467696e94fba9cf06bd3c">modbus_t</a>
|
||||
</li>
|
||||
<li>u8fct
|
||||
: <a class="el" href="structmodbus__t.html#a57d1630d4548e5d50d79e206a48b09bc">modbus_t</a>
|
||||
</li>
|
||||
<li>u8id
|
||||
: <a class="el" href="structmodbus__t.html#af78ad11f93e63022a1c279de7206358c">modbus_t</a>
|
||||
</li>
|
||||
</ul>
|
||||
</div><!-- contents -->
|
||||
<!-- start footer part -->
|
||||
<hr class="footer"/><address class="footer"><small>
|
||||
Generated on Tue Sep 9 2014 21:52:15 for Modbus Master and Slave for Arduino by  <a href="http://www.doxygen.org/index.html">
|
||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
|
||||
</a> 1.8.4
|
||||
</small></address>
|
||||
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||||
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|
||||
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||||
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|
||||
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<ul class="tablist">
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|
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|
||||
<li class="current"><a href="functions.html"><span>Class Members</span></a></li>
|
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|
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|
||||
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|
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||||
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|
||||
<li><a href="functions_vars.html"><span>Variables</span></a></li>
|
||||
</ul>
|
||||
</div>
|
||||
</div><!-- top -->
|
||||
<div class="contents">
|
||||
 <ul>
|
||||
<li>begin()
|
||||
: <a class="el" href="group__setup.html#ga475a4fa0fac491307b10c4529ad6d2a0">Modbus</a>
|
||||
</li>
|
||||
<li>end()
|
||||
: <a class="el" href="class_modbus.html#a0d80101b650344c712a085c4bb005c4c">Modbus</a>
|
||||
</li>
|
||||
<li>getErrCnt()
|
||||
: <a class="el" href="group__buffer.html#ga6883c7f3ff12f084ed56d559d4e06ed0">Modbus</a>
|
||||
</li>
|
||||
<li>getID()
|
||||
: <a class="el" href="group__setup.html#ga6449894306ff8cc5d4caff09b1b0d1ce">Modbus</a>
|
||||
</li>
|
||||
<li>getInCnt()
|
||||
: <a class="el" href="group__buffer.html#ga4fa6ede8df85b7cc70b1282b9547378a">Modbus</a>
|
||||
</li>
|
||||
<li>getLastError()
|
||||
: <a class="el" href="group__buffer.html#gace7f726db13adc8feeceab987b719531">Modbus</a>
|
||||
</li>
|
||||
<li>getOutCnt()
|
||||
: <a class="el" href="group__buffer.html#ga6f831ecaf3678c27dafb663a28bf81f0">Modbus</a>
|
||||
</li>
|
||||
<li>getState()
|
||||
: <a class="el" href="group__buffer.html#ga2f39717d957a929af488c9120488fcdc">Modbus</a>
|
||||
</li>
|
||||
<li>getTimeOut()
|
||||
: <a class="el" href="class_modbus.html#ac860024db3117a2ef907d0325b2fb7a1">Modbus</a>
|
||||
</li>
|
||||
<li>getTimeOutState()
|
||||
: <a class="el" href="group__loop.html#gaf6dd413191ed8a833022046873e0a063">Modbus</a>
|
||||
</li>
|
||||
<li>Modbus()
|
||||
: <a class="el" href="group__setup.html#ga101809cdd4734537bab58dc315a840b4">Modbus</a>
|
||||
</li>
|
||||
<li>poll()
|
||||
: <a class="el" href="group__loop.html#ga53bde78490c1cd8e3c070a676bdcfb0d">Modbus</a>
|
||||
</li>
|
||||
<li>query()
|
||||
: <a class="el" href="group__loop.html#ga19398cabed57b6d085d014af6c149f54">Modbus</a>
|
||||
</li>
|
||||
<li>setID()
|
||||
: <a class="el" href="group__setup.html#ga9bd497e97ac1777d4f0d4171078d60e0">Modbus</a>
|
||||
</li>
|
||||
<li>setTimeOut()
|
||||
: <a class="el" href="group__setup.html#gaf828190ebe24efb1b3b1957429f3872e">Modbus</a>
|
||||
</li>
|
||||
</ul>
|
||||
</div><!-- contents -->
|
||||
<!-- start footer part -->
|
||||
<hr class="footer"/><address class="footer"><small>
|
||||
Generated on Tue Sep 9 2014 21:52:15 for Modbus Master and Slave for Arduino by  <a href="http://www.doxygen.org/index.html">
|
||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
|
||||
</a> 1.8.4
|
||||
</small></address>
|
||||
</body>
|
||||
</html>
|
||||
@@ -0,0 +1,81 @@
|
||||
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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|
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<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
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|
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|
||||
<div id="projectname">Modbus Master and Slave for Arduino
|
||||
 <span id="projectnumber">1.2</span>
|
||||
</div>
|
||||
<div id="projectbrief">Arduino library for implementing a Modbus Master or Slave through Serial port</div>
|
||||
</td>
|
||||
</tr>
|
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|
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|
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|
||||
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|
||||
<li class="current"><a href="annotated.html"><span>Classes</span></a></li>
|
||||
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|
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|
||||
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|
||||
<div id="navrow2" class="tabs2">
|
||||
<ul class="tablist">
|
||||
<li><a href="annotated.html"><span>Class List</span></a></li>
|
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<li><a href="classes.html"><span>Class Index</span></a></li>
|
||||
<li class="current"><a href="functions.html"><span>Class Members</span></a></li>
|
||||
</ul>
|
||||
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|
||||
<div id="navrow3" class="tabs2">
|
||||
<ul class="tablist">
|
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|
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<li><a href="functions_func.html"><span>Functions</span></a></li>
|
||||
<li class="current"><a href="functions_vars.html"><span>Variables</span></a></li>
|
||||
</ul>
|
||||
</div>
|
||||
</div><!-- top -->
|
||||
<div class="contents">
|
||||
 <ul>
|
||||
<li>au16reg
|
||||
: <a class="el" href="structmodbus__t.html#a36212dd6316cbffb8ea31b2a2f5ae1be">modbus_t</a>
|
||||
</li>
|
||||
<li>u16CoilsNo
|
||||
: <a class="el" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">modbus_t</a>
|
||||
</li>
|
||||
<li>u16RegAdd
|
||||
: <a class="el" href="structmodbus__t.html#a224ead9ff72467696e94fba9cf06bd3c">modbus_t</a>
|
||||
</li>
|
||||
<li>u8fct
|
||||
: <a class="el" href="structmodbus__t.html#a57d1630d4548e5d50d79e206a48b09bc">modbus_t</a>
|
||||
</li>
|
||||
<li>u8id
|
||||
: <a class="el" href="structmodbus__t.html#af78ad11f93e63022a1c279de7206358c">modbus_t</a>
|
||||
</li>
|
||||
</ul>
|
||||
</div><!-- contents -->
|
||||
<!-- start footer part -->
|
||||
<hr class="footer"/><address class="footer"><small>
|
||||
Generated on Tue Sep 9 2014 21:52:15 for Modbus Master and Slave for Arduino by  <a href="http://www.doxygen.org/index.html">
|
||||
<img class="footer" src="doxygen.png" alt="doxygen"/>
|
||||
</a> 1.8.4
|
||||
</small></address>
|
||||
</body>
|
||||
</html>
|
||||
@@ -0,0 +1,233 @@
|
||||
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
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|
||||
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|
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<title>Modbus Master and Slave for Arduino: File Members</title>
|
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<link href="tabs.css" rel="stylesheet" type="text/css"/>
|
||||
<script type="text/javascript" src="jquery.js"></script>
|
||||
<script type="text/javascript" src="dynsections.js"></script>
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|
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<tbody>
|
||||
<tr style="height: 56px;">
|
||||
<td style="padding-left: 0.5em;">
|
||||
<div id="projectname">Modbus Master and Slave for Arduino
|
||||
 <span id="projectnumber">1.2</span>
|
||||
</div>
|
||||
<div id="projectbrief">Arduino library for implementing a Modbus Master or Slave through Serial port</div>
|
||||
</td>
|
||||
</tr>
|
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|
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|
||||
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|
||||
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|
||||
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|
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|
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|
||||
</div>
|
||||
<div id="navrow2" class="tabs2">
|
||||
<ul class="tablist">
|
||||
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|
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|
||||
</ul>
|
||||
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|
||||
<div id="navrow3" class="tabs2">
|
||||
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|
||||
<li class="current"><a href="globals.html"><span>All</span></a></li>
|
||||
<li><a href="globals_vars.html"><span>Variables</span></a></li>
|
||||
<li><a href="globals_enum.html"><span>Enumerations</span></a></li>
|
||||
<li><a href="globals_eval.html"><span>Enumerator</span></a></li>
|
||||
<li><a href="globals_defs.html"><span>Macros</span></a></li>
|
||||
</ul>
|
||||
</div>
|
||||
<div id="navrow4" class="tabs3">
|
||||
<ul class="tablist">
|
||||
<li><a href="#index_a"><span>a</span></a></li>
|
||||
<li><a href="#index_b"><span>b</span></a></li>
|
||||
<li><a href="#index_c"><span>c</span></a></li>
|
||||
<li><a href="#index_e"><span>e</span></a></li>
|
||||
<li><a href="#index_f"><span>f</span></a></li>
|
||||
<li><a href="#index_i"><span>i</span></a></li>
|
||||
<li><a href="#index_m"><span>m</span></a></li>
|
||||
<li><a href="#index_n"><span>n</span></a></li>
|
||||
<li><a href="#index_r"><span>r</span></a></li>
|
||||
<li><a href="#index_t"><span>t</span></a></li>
|
||||
</ul>
|
||||
</div>
|
||||
</div><!-- top -->
|
||||
<div class="contents">
|
||||
<div class="textblock">Here is a list of all file members with links to the files they belong to:</div>
|
||||
|
||||
<h3><a class="anchor" id="index_a"></a>- a -</h3><ul>
|
||||
<li>ADD_HI
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>ADD_LO
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c">ModbusRtu.h</a>
|
||||
</li>
|
||||
</ul>
|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_b"></a>- b -</h3><ul>
|
||||
<li>BYTE_CNT
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baaf84036e1dd68a2e160c3394fc083e892">ModbusRtu.h</a>
|
||||
</li>
|
||||
</ul>
|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_c"></a>- c -</h3><ul>
|
||||
<li>CHECKSUM_SIZE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55baefcc8f6d8d181aaef9d131a357b1a332">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>COM_IDLE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>COM_STATES
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>COM_WAITING
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982ad70b4cc84cc2f21d8b46f73f186dae6b">ModbusRtu.h</a>
|
||||
</li>
|
||||
</ul>
|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_e"></a>- e -</h3><ul>
|
||||
<li>ERR_BAD_CRC
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a918477ee2e5e31f01b03a83f472b63b0">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>ERR_BUFF_OVERFLOW
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1aafd42890a0ce129e23977fc1aca4044b">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>ERR_EXCEPTION
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1ab4be9b5f7e8905633a3c045157f1dd0a">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>ERR_LIST
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>ERR_NOT_MASTER
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a12a9ad0aaae512b253a9da9ea19f2b04">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>ERR_POLLING
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a7d2c6c1b333f4b566c613e52b62ab901">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>EXC_ADDR_RANGE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>EXC_EXECUTE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7a00e93edc9146c12fd21490d1a0d15f89">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>EXC_FUNC_CODE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad82ec66545269170f1401af6e418e8f2">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>EXC_REGS_QUANT
|
||||
: <a class="el" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7a062e13fdfefabb1d620506a526be3920">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>EXCEPTION_SIZE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55ba4bf89c487b3f7e29d56eb3fe657d6c05">ModbusRtu.h</a>
|
||||
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|
||||
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|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_f"></a>- f -</h3><ul>
|
||||
<li>fctsupported
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aede21762dc4aa80a14df8dd40ef105f0">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>FUNC
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af">ModbusRtu.h</a>
|
||||
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|
||||
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|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_i"></a>- i -</h3><ul>
|
||||
<li>ID
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa001479a58fb44c39a29b20d565081a68">ModbusRtu.h</a>
|
||||
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|
||||
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|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_m"></a>- m -</h3><ul>
|
||||
<li>MAX_BUFFER
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a1d5dab30b404fab91608086105afc78c">ModbusRtu.h</a>
|
||||
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|
||||
<li>MB_FC
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6">ModbusRtu.h</a>
|
||||
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|
||||
<li>MB_FC_NONE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a513dc96919a5d5c75f129c1b5b2afea9">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_READ_COILS
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_READ_DISCRETE_INPUT
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_READ_INPUT_REGISTER
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_READ_REGISTERS
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_WRITE_COIL
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_WRITE_MULTIPLE_COILS
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_WRITE_MULTIPLE_REGISTERS
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_WRITE_REGISTER
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MESSAGE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230ba">ModbusRtu.h</a>
|
||||
</li>
|
||||
</ul>
|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_n"></a>- n -</h3><ul>
|
||||
<li>NB_HI
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>NB_LO
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>NO_REPLY
|
||||
: <a class="el" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae">ModbusRtu.h</a>
|
||||
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|
||||
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|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_r"></a>- r -</h3><ul>
|
||||
<li>RESPONSE_SIZE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55bad1acb34c5312efc75c4a007eae09433b">ModbusRtu.h</a>
|
||||
</li>
|
||||
</ul>
|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_t"></a>- t -</h3><ul>
|
||||
<li>T35
|
||||
: <a class="el" href="_modbus_rtu_8h.html#ac5a7c6ee8dea0ccb09dfc611bd08a0ac">ModbusRtu.h</a>
|
||||
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 <span id="projectnumber">1.2</span>
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 <ul>
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|
||||
: <a class="el" href="_modbus_rtu_8h.html#a1d5dab30b404fab91608086105afc78c">ModbusRtu.h</a>
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|
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: <a class="el" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982">ModbusRtu.h</a>
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|
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||||
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|
||||
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|
||||
<li>ADD_HI
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>ADD_LO
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c">ModbusRtu.h</a>
|
||||
</li>
|
||||
</ul>
|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_b"></a>- b -</h3><ul>
|
||||
<li>BYTE_CNT
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baaf84036e1dd68a2e160c3394fc083e892">ModbusRtu.h</a>
|
||||
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|
||||
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|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_c"></a>- c -</h3><ul>
|
||||
<li>CHECKSUM_SIZE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55baefcc8f6d8d181aaef9d131a357b1a332">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>COM_IDLE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>COM_WAITING
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a4f165b5bd333856a84635b2594013982ad70b4cc84cc2f21d8b46f73f186dae6b">ModbusRtu.h</a>
|
||||
</li>
|
||||
</ul>
|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_e"></a>- e -</h3><ul>
|
||||
<li>ERR_BAD_CRC
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a918477ee2e5e31f01b03a83f472b63b0">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>ERR_BUFF_OVERFLOW
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1aafd42890a0ce129e23977fc1aca4044b">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>ERR_EXCEPTION
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1ab4be9b5f7e8905633a3c045157f1dd0a">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>ERR_NOT_MASTER
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a12a9ad0aaae512b253a9da9ea19f2b04">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>ERR_POLLING
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a792f00821300f1c7c768db990db646c1a7d2c6c1b333f4b566c613e52b62ab901">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>EXC_ADDR_RANGE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280">ModbusRtu.h</a>
|
||||
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|
||||
<li>EXC_EXECUTE
|
||||
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|
||||
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|
||||
<li>EXC_FUNC_CODE
|
||||
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|
||||
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|
||||
<li>EXC_REGS_QUANT
|
||||
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|
||||
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|
||||
<li>EXCEPTION_SIZE
|
||||
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|
||||
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|
||||
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|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_f"></a>- f -</h3><ul>
|
||||
<li>FUNC
|
||||
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|
||||
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|
||||
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|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_i"></a>- i -</h3><ul>
|
||||
<li>ID
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa001479a58fb44c39a29b20d565081a68">ModbusRtu.h</a>
|
||||
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|
||||
</ul>
|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_m"></a>- m -</h3><ul>
|
||||
<li>MB_FC_NONE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a513dc96919a5d5c75f129c1b5b2afea9">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_READ_COILS
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_READ_DISCRETE_INPUT
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_READ_INPUT_REGISTER
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_READ_REGISTERS
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_WRITE_COIL
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_WRITE_MULTIPLE_COILS
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_WRITE_MULTIPLE_REGISTERS
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>MB_FC_WRITE_REGISTER
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f">ModbusRtu.h</a>
|
||||
</li>
|
||||
</ul>
|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_n"></a>- n -</h3><ul>
|
||||
<li>NB_HI
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>NB_LO
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f">ModbusRtu.h</a>
|
||||
</li>
|
||||
<li>NO_REPLY
|
||||
: <a class="el" href="_modbus_rtu_8h.html#adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae">ModbusRtu.h</a>
|
||||
</li>
|
||||
</ul>
|
||||
|
||||
|
||||
<h3><a class="anchor" id="index_r"></a>- r -</h3><ul>
|
||||
<li>RESPONSE_SIZE
|
||||
: <a class="el" href="_modbus_rtu_8h.html#a06fc87d81c62e9abb8790b6e5713c55bad1acb34c5312efc75c4a007eae09433b">ModbusRtu.h</a>
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||||
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Generated on Tue Sep 9 2014 21:52:15 for Modbus Master and Slave for Arduino by  <a href="http://www.doxygen.org/index.html">
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 <span id="projectnumber">1.2</span>
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 <ul>
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<li>fctsupported
|
||||
: <a class="el" href="_modbus_rtu_8h.html#aede21762dc4aa80a14df8dd40ef105f0">ModbusRtu.h</a>
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Generated on Tue Sep 9 2014 21:52:15 for Modbus Master and Slave for Arduino by  <a href="http://www.doxygen.org/index.html">
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 <span id="projectnumber">1.2</span>
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<div class="header">
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|
||||
<a href="#func-members">Functions</a> </div>
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<div class="headertitle">
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<div class="title">Modbus Buffer Management</div> </div>
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Functions</h2></td></tr>
|
||||
<tr class="memitem:ga4fa6ede8df85b7cc70b1282b9547378a"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buffer.html#ga4fa6ede8df85b7cc70b1282b9547378a">Modbus::getInCnt</a> ()</td></tr>
|
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<tr class="memdesc:ga4fa6ede8df85b7cc70b1282b9547378a"><td class="mdescLeft"> </td><td class="mdescRight">number of incoming messages <a href="#ga4fa6ede8df85b7cc70b1282b9547378a">More...</a><br/></td></tr>
|
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<tr class="separator:ga4fa6ede8df85b7cc70b1282b9547378a"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga6f831ecaf3678c27dafb663a28bf81f0"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buffer.html#ga6f831ecaf3678c27dafb663a28bf81f0">Modbus::getOutCnt</a> ()</td></tr>
|
||||
<tr class="memdesc:ga6f831ecaf3678c27dafb663a28bf81f0"><td class="mdescLeft"> </td><td class="mdescRight">number of outcoming messages <a href="#ga6f831ecaf3678c27dafb663a28bf81f0">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga6f831ecaf3678c27dafb663a28bf81f0"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga6883c7f3ff12f084ed56d559d4e06ed0"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buffer.html#ga6883c7f3ff12f084ed56d559d4e06ed0">Modbus::getErrCnt</a> ()</td></tr>
|
||||
<tr class="memdesc:ga6883c7f3ff12f084ed56d559d4e06ed0"><td class="mdescLeft"> </td><td class="mdescRight">error counter <a href="#ga6883c7f3ff12f084ed56d559d4e06ed0">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga6883c7f3ff12f084ed56d559d4e06ed0"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga2f39717d957a929af488c9120488fcdc"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buffer.html#ga2f39717d957a929af488c9120488fcdc">Modbus::getState</a> ()</td></tr>
|
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|
||||
<tr class="memitem:gace7f726db13adc8feeceab987b719531"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__buffer.html#gace7f726db13adc8feeceab987b719531">Modbus::getLastError</a> ()</td></tr>
|
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<tr class="memdesc:gace7f726db13adc8feeceab987b719531"><td class="mdescLeft"> </td><td class="mdescRight">get last error message <a href="#gace7f726db13adc8feeceab987b719531">More...</a><br/></td></tr>
|
||||
<tr class="separator:gace7f726db13adc8feeceab987b719531"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
|
||||
<h2 class="groupheader">Function Documentation</h2>
|
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<a class="anchor" id="ga6883c7f3ff12f084ed56d559d4e06ed0"></a>
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<div class="memitem">
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<div class="memproto">
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||||
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||||
<td class="memname">uint16_t Modbus::getErrCnt </td>
|
||||
<td>(</td>
|
||||
<td class="paramname">)</td><td></td>
|
||||
<td></td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
|
||||
<p>error counter </p>
|
||||
<p>Get errors counter value This can be useful to diagnose communication.</p>
|
||||
<dl class="section return"><dt>Returns</dt><dd>errors counter </dd></dl>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00386">386</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
<a class="anchor" id="ga4fa6ede8df85b7cc70b1282b9547378a"></a>
|
||||
<div class="memitem">
|
||||
<div class="memproto">
|
||||
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|
||||
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|
||||
<td class="memname">uint16_t Modbus::getInCnt </td>
|
||||
<td>(</td>
|
||||
<td class="paramname">)</td><td></td>
|
||||
<td></td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
|
||||
<p>number of incoming messages </p>
|
||||
<p>Get input messages counter value This can be useful to diagnose communication.</p>
|
||||
<dl class="section return"><dt>Returns</dt><dd>input messages counter </dd></dl>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00362">362</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
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|
||||
</div>
|
||||
<a class="anchor" id="gace7f726db13adc8feeceab987b719531"></a>
|
||||
<div class="memitem">
|
||||
<div class="memproto">
|
||||
<table class="memname">
|
||||
<tr>
|
||||
<td class="memname">uint8_t Modbus::getLastError </td>
|
||||
<td>(</td>
|
||||
<td class="paramname">)</td><td></td>
|
||||
<td></td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
|
||||
<p>get last error message </p>
|
||||
<p>Get the last error in the protocol processor</p>
|
||||
<p>NO_REPLY = 255 Time-out </p>
|
||||
<dl class="section return"><dt>Returns</dt><dd>EXC_FUNC_CODE = 1 Function code not available </dd>
|
||||
<dd>
|
||||
EXC_ADDR_RANGE = 2 Address beyond available space for <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> registers </dd>
|
||||
<dd>
|
||||
EXC_REGS_QUANT = 3 Coils or registers number beyond the available space </dd></dl>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00409">409</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
<a class="anchor" id="ga6f831ecaf3678c27dafb663a28bf81f0"></a>
|
||||
<div class="memitem">
|
||||
<div class="memproto">
|
||||
<table class="memname">
|
||||
<tr>
|
||||
<td class="memname">uint16_t Modbus::getOutCnt </td>
|
||||
<td>(</td>
|
||||
<td class="paramname">)</td><td></td>
|
||||
<td></td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
|
||||
<p>number of outcoming messages </p>
|
||||
<p>Get transmitted messages counter value This can be useful to diagnose communication.</p>
|
||||
<dl class="section return"><dt>Returns</dt><dd>transmitted messages counter </dd></dl>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00374">374</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
<a class="anchor" id="ga2f39717d957a929af488c9120488fcdc"></a>
|
||||
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|
||||
<div class="memproto">
|
||||
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|
||||
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|
||||
<td class="memname">uint8_t Modbus::getState </td>
|
||||
<td>(</td>
|
||||
<td class="paramname">)</td><td></td>
|
||||
<td></td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
<p>Get modbus master state</p>
|
||||
<dl class="section return"><dt>Returns</dt><dd>= 0 IDLE, = 1 WAITING FOR ANSWER </dd></dl>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00396">396</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
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|
||||
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|
||||
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|
||||
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||||
<!-- start footer part -->
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<hr class="footer"/><address class="footer"><small>
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Generated on Tue Sep 9 2014 21:52:15 for Modbus Master and Slave for Arduino by  <a href="http://www.doxygen.org/index.html">
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</a> 1.8.4
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<div id="projectbrief">Arduino library for implementing a Modbus Master or Slave through Serial port</div>
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<div id="projectname">Modbus Master and Slave for Arduino
|
||||
 <span id="projectnumber">1.2</span>
|
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|
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<div id="projectbrief">Arduino library for implementing a Modbus Master or Slave through Serial port</div>
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<a href="#func-members">Functions</a> </div>
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<div class="title">Modbus Object Management</div> </div>
|
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|
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
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Functions</h2></td></tr>
|
||||
<tr class="memitem:gaf6dd413191ed8a833022046873e0a063"><td class="memItemLeft" align="right" valign="top">boolean </td><td class="memItemRight" valign="bottom"><a class="el" href="group__loop.html#gaf6dd413191ed8a833022046873e0a063">Modbus::getTimeOutState</a> ()</td></tr>
|
||||
<tr class="memdesc:gaf6dd413191ed8a833022046873e0a063"><td class="mdescLeft"> </td><td class="mdescRight">get communication watch-dog timer state <a href="#gaf6dd413191ed8a833022046873e0a063">More...</a><br/></td></tr>
|
||||
<tr class="separator:gaf6dd413191ed8a833022046873e0a063"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga19398cabed57b6d085d014af6c149f54"><td class="memItemLeft" align="right" valign="top">int8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__loop.html#ga19398cabed57b6d085d014af6c149f54">Modbus::query</a> (<a class="el" href="structmodbus__t.html">modbus_t</a> telegram)</td></tr>
|
||||
<tr class="memdesc:ga19398cabed57b6d085d014af6c149f54"><td class="mdescLeft"> </td><td class="mdescRight">only for master <a href="#ga19398cabed57b6d085d014af6c149f54">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga19398cabed57b6d085d014af6c149f54"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga53bde78490c1cd8e3c070a676bdcfb0d"><td class="memItemLeft" align="right" valign="top">int8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__loop.html#ga53bde78490c1cd8e3c070a676bdcfb0d">Modbus::poll</a> ()</td></tr>
|
||||
<tr class="memdesc:ga53bde78490c1cd8e3c070a676bdcfb0d"><td class="mdescLeft"> </td><td class="mdescRight">cyclic poll for master <a href="#ga53bde78490c1cd8e3c070a676bdcfb0d">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga53bde78490c1cd8e3c070a676bdcfb0d"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:gab3ef20562fc8cee14fc85f7e276890b5"><td class="memItemLeft" align="right" valign="top">int8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__loop.html#gab3ef20562fc8cee14fc85f7e276890b5">Modbus::poll</a> (uint16_t *regs, uint8_t u8size)</td></tr>
|
||||
<tr class="memdesc:gab3ef20562fc8cee14fc85f7e276890b5"><td class="mdescLeft"> </td><td class="mdescRight">cyclic poll for slave <a href="#gab3ef20562fc8cee14fc85f7e276890b5">More...</a><br/></td></tr>
|
||||
<tr class="separator:gab3ef20562fc8cee14fc85f7e276890b5"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
</table>
|
||||
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
|
||||
<h2 class="groupheader">Function Documentation</h2>
|
||||
<a class="anchor" id="gaf6dd413191ed8a833022046873e0a063"></a>
|
||||
<div class="memitem">
|
||||
<div class="memproto">
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||||
<table class="memname">
|
||||
<tr>
|
||||
<td class="memname">boolean Modbus::getTimeOutState </td>
|
||||
<td>(</td>
|
||||
<td class="paramname">)</td><td></td>
|
||||
<td></td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
|
||||
<p>get communication watch-dog timer state </p>
|
||||
<p>Return communication Watchdog state. It could be usefull to reset outputs if the watchdog is fired.</p>
|
||||
<dl class="section return"><dt>Returns</dt><dd>TRUE if millis() > u32timeOut </dd></dl>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00350">350</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
<a class="anchor" id="ga53bde78490c1cd8e3c070a676bdcfb0d"></a>
|
||||
<div class="memitem">
|
||||
<div class="memproto">
|
||||
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|
||||
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|
||||
<td class="memname">int8_t Modbus::poll </td>
|
||||
<td>(</td>
|
||||
<td class="paramname">)</td><td></td>
|
||||
<td></td>
|
||||
</tr>
|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
|
||||
<p>cyclic poll for master </p>
|
||||
<p>*** Only for <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> Master *** This method checks if there is any incoming answer if pending. If there is no answer, it would change Master state to COM_IDLE. This method must be called only at loop section. Avoid any delay() function.</p>
|
||||
<p>Any incoming data would be redirected to au16regs pointer, as defined in its <a class="el" href="structmodbus__t.html" title="Master query structure: This includes all the necessary fields to make the Master generate a Modbus q...">modbus_t</a> query telegram.</p>
|
||||
<p>nothing </p>
|
||||
<dl class="section return"><dt>Returns</dt><dd>errors counter </dd></dl>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00513">513</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
</div>
|
||||
</div>
|
||||
<a class="anchor" id="gab3ef20562fc8cee14fc85f7e276890b5"></a>
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||||
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|
||||
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||||
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|
||||
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|
||||
<td class="memname">int8_t Modbus::poll </td>
|
||||
<td>(</td>
|
||||
<td class="paramtype">uint16_t * </td>
|
||||
<td class="paramname"><em>regs</em>, </td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td class="paramkey"></td>
|
||||
<td></td>
|
||||
<td class="paramtype">uint8_t </td>
|
||||
<td class="paramname"><em>u8size</em> </td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td></td>
|
||||
<td>)</td>
|
||||
<td></td><td></td>
|
||||
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|
||||
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|
||||
</div><div class="memdoc">
|
||||
|
||||
<p>cyclic poll for slave </p>
|
||||
<p>*** Only for <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> Slave *** This method checks if there is any incoming query Afterwards, it would shoot a validation routine plus a register query Avoid any delay() function !!!! After a successful frame between the Master and the Slave, the time-out timer is reset.</p>
|
||||
<dl class="params"><dt>Parameters</dt><dd>
|
||||
<table class="params">
|
||||
<tr><td class="paramname">*regs</td><td>register table for communication exchange </td></tr>
|
||||
<tr><td class="paramname">u8size</td><td>size of the register table </td></tr>
|
||||
</table>
|
||||
</dd>
|
||||
</dl>
|
||||
<dl class="section return"><dt>Returns</dt><dd>0 if no query, 1..4 if communication error, >4 if correct query processed </dd></dl>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00588">588</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
|
||||
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|
||||
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|
||||
<a class="anchor" id="ga19398cabed57b6d085d014af6c149f54"></a>
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|
||||
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|
||||
<td class="memname">int8_t Modbus::query </td>
|
||||
<td>(</td>
|
||||
<td class="paramtype"><a class="el" href="structmodbus__t.html">modbus_t</a> </td>
|
||||
<td class="paramname"><em>telegram</em>)</td><td></td>
|
||||
<td></td>
|
||||
</tr>
|
||||
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|
||||
</div><div class="memdoc">
|
||||
|
||||
<p>only for master </p>
|
||||
<p>*** Only <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> Master *** Generate a query to an slave with a <a class="el" href="structmodbus__t.html" title="Master query structure: This includes all the necessary fields to make the Master generate a Modbus q...">modbus_t</a> telegram structure The Master must be in COM_IDLE mode. After it, its state would be COM_WAITING. This method has to be called only in loop() section.</p>
|
||||
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="structmodbus__t.html" title="Master query structure: This includes all the necessary fields to make the Master generate a Modbus q...">modbus_t</a> </dd></dl>
|
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<dl class="params"><dt>Parameters</dt><dd>
|
||||
<table class="params">
|
||||
<tr><td class="paramname"><a class="el" href="structmodbus__t.html" title="Master query structure: This includes all the necessary fields to make the Master generate a Modbus q...">modbus_t</a></td><td>modbus telegram structure (id, fct, ...)</td></tr>
|
||||
</table>
|
||||
</dd>
|
||||
</dl>
|
||||
<dl class="todo"><dt><b><a class="el" href="todo.html#_todo000001">Todo:</a></b></dt><dd>finish function 15 </dd></dl>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00425">425</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
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<a href="#func-members">Functions</a> </div>
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<div class="title">Modbus Object Instantiation/Initialization</div> </div>
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Functions</h2></td></tr>
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<tr class="memitem:ga101809cdd4734537bab58dc315a840b4"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__setup.html#ga101809cdd4734537bab58dc315a840b4">Modbus::Modbus</a> ()</td></tr>
|
||||
<tr class="memdesc:ga101809cdd4734537bab58dc315a840b4"><td class="mdescLeft"> </td><td class="mdescRight">Default Constructor for Master through Serial. <a href="#ga101809cdd4734537bab58dc315a840b4">More...</a><br/></td></tr>
|
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<tr class="separator:ga101809cdd4734537bab58dc315a840b4"><td class="memSeparator" colspan="2"> </td></tr>
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||||
<tr class="memitem:ga475a4fa0fac491307b10c4529ad6d2a0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__setup.html#ga475a4fa0fac491307b10c4529ad6d2a0">Modbus::begin</a> (long u32speed)</td></tr>
|
||||
<tr class="memdesc:ga475a4fa0fac491307b10c4529ad6d2a0"><td class="mdescLeft"> </td><td class="mdescRight">Initialize class object. <a href="#ga475a4fa0fac491307b10c4529ad6d2a0">More...</a><br/></td></tr>
|
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<tr class="separator:ga475a4fa0fac491307b10c4529ad6d2a0"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga9bd497e97ac1777d4f0d4171078d60e0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__setup.html#ga9bd497e97ac1777d4f0d4171078d60e0">Modbus::setID</a> (uint8_t u8id)</td></tr>
|
||||
<tr class="memdesc:ga9bd497e97ac1777d4f0d4171078d60e0"><td class="mdescLeft"> </td><td class="mdescRight">write new ID for the slave <a href="#ga9bd497e97ac1777d4f0d4171078d60e0">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga9bd497e97ac1777d4f0d4171078d60e0"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:ga6449894306ff8cc5d4caff09b1b0d1ce"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__setup.html#ga6449894306ff8cc5d4caff09b1b0d1ce">Modbus::getID</a> ()</td></tr>
|
||||
<tr class="memdesc:ga6449894306ff8cc5d4caff09b1b0d1ce"><td class="mdescLeft"> </td><td class="mdescRight">get slave ID between 1 and 247 <a href="#ga6449894306ff8cc5d4caff09b1b0d1ce">More...</a><br/></td></tr>
|
||||
<tr class="separator:ga6449894306ff8cc5d4caff09b1b0d1ce"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
<tr class="memitem:gaf828190ebe24efb1b3b1957429f3872e"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__setup.html#gaf828190ebe24efb1b3b1957429f3872e">Modbus::setTimeOut</a> (uint16_t u16timeout)</td></tr>
|
||||
<tr class="memdesc:gaf828190ebe24efb1b3b1957429f3872e"><td class="mdescLeft"> </td><td class="mdescRight">write communication watch-dog timer <a href="#gaf828190ebe24efb1b3b1957429f3872e">More...</a><br/></td></tr>
|
||||
<tr class="separator:gaf828190ebe24efb1b3b1957429f3872e"><td class="memSeparator" colspan="2"> </td></tr>
|
||||
</table>
|
||||
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
|
||||
<h2 class="groupheader">Function Documentation</h2>
|
||||
<a class="anchor" id="ga475a4fa0fac491307b10c4529ad6d2a0"></a>
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||||
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||||
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||||
<tr>
|
||||
<td class="memname">void Modbus::begin </td>
|
||||
<td>(</td>
|
||||
<td class="paramtype">long </td>
|
||||
<td class="paramname"><em>u32speed</em>)</td><td></td>
|
||||
<td></td>
|
||||
</tr>
|
||||
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|
||||
</div><div class="memdoc">
|
||||
|
||||
<p>Initialize class object. </p>
|
||||
<p>Sets up the serial port using specified baud rate. Call once class has been instantiated, typically within setup().</p>
|
||||
<dl class="section see"><dt>See Also</dt><dd><a href="http://arduino.cc/en/Serial/Begin#.Uy4CJ6aKlHY">http://arduino.cc/en/Serial/Begin#.Uy4CJ6aKlHY</a> </dd></dl>
|
||||
<dl class="params"><dt>Parameters</dt><dd>
|
||||
<table class="params">
|
||||
<tr><td class="paramname">speed</td><td>baud rate, in standard increments (300..115200) </td></tr>
|
||||
<tr><td class="paramname">config</td><td>data frame settings (data length, parity and stop bits) </td></tr>
|
||||
</table>
|
||||
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|
||||
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|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00250">250</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
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||||
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<td class="memname">uint8_t Modbus::getID </td>
|
||||
<td>(</td>
|
||||
<td class="paramname">)</td><td></td>
|
||||
<td></td>
|
||||
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|
||||
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|
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|
||||
|
||||
<p>get slave ID between 1 and 247 </p>
|
||||
<p>Method to read current slave ID address.</p>
|
||||
<dl class="section return"><dt>Returns</dt><dd>u8id current slave address between 1 and 247 </dd></dl>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00323">323</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
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|
||||
<td class="memname">Modbus::Modbus </td>
|
||||
<td>(</td>
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||||
<td class="paramname">)</td><td></td>
|
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<td></td>
|
||||
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|
||||
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|
||||
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|
||||
|
||||
<p>Default Constructor for Master through Serial. </p>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00204">204</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
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|
||||
<td class="memname">void Modbus::setID </td>
|
||||
<td>(</td>
|
||||
<td class="paramtype">uint8_t </td>
|
||||
<td class="paramname"><em>u8id</em>)</td><td></td>
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
|
||||
<p>write new ID for the slave </p>
|
||||
<p>Method to write a new slave ID address.</p>
|
||||
<dl class="params"><dt>Parameters</dt><dd>
|
||||
<table class="params">
|
||||
<tr><td class="paramname">u8id</td><td>new slave address between 1 and 247 </td></tr>
|
||||
</table>
|
||||
</dd>
|
||||
</dl>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00310">310</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
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|
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|
||||
<td class="memname">void Modbus::setTimeOut </td>
|
||||
<td>(</td>
|
||||
<td class="paramtype">uint16_t </td>
|
||||
<td class="paramname"><em>u16timeOut</em>)</td><td></td>
|
||||
<td></td>
|
||||
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|
||||
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|
||||
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|
||||
|
||||
<p>write communication watch-dog timer </p>
|
||||
<p>Initialize time-out parameter.</p>
|
||||
<p>Call once class has been instantiated, typically within setup(). The time-out timer is reset each time that there is a successful communication between Master and Slave. It works for both.</p>
|
||||
<dl class="params"><dt>Parameters</dt><dd>
|
||||
<table class="params">
|
||||
<tr><td class="paramname">time-out</td><td>value (ms) </td></tr>
|
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</table>
|
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</dd>
|
||||
</dl>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00338">338</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
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|
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178
software/firmware/libraries/modbus/documentation/html/index.hhc
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203
software/firmware/libraries/modbus/documentation/html/index.hhk
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203
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|
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||||
<p>Master query structure: This includes all the necessary fields to make the Master generate a <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> query. A Master may keep several of these structures and send them cyclically or use them according to program needs.
|
||||
<a href="structmodbus__t.html#details">More...</a></p>
|
||||
|
||||
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Public Attributes</h2></td></tr>
|
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<tr class="memitem:af78ad11f93e63022a1c279de7206358c"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structmodbus__t.html#af78ad11f93e63022a1c279de7206358c">u8id</a></td></tr>
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|
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<tr class="memitem:a224ead9ff72467696e94fba9cf06bd3c"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structmodbus__t.html#a224ead9ff72467696e94fba9cf06bd3c">u16RegAdd</a></td></tr>
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<tr class="memitem:a5b9cee9c1a9415d927543f6cf054eb43"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structmodbus__t.html#a5b9cee9c1a9415d927543f6cf054eb43">u16CoilsNo</a></td></tr>
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<tr class="memitem:a36212dd6316cbffb8ea31b2a2f5ae1be"><td class="memItemLeft" align="right" valign="top">uint16_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="structmodbus__t.html#a36212dd6316cbffb8ea31b2a2f5ae1be">au16reg</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
|
||||
<div class="textblock"><p>Master query structure: This includes all the necessary fields to make the Master generate a <a class="el" href="class_modbus.html" title="Arduino class library for communicating with Modbus devices over USB/RS232/485 (via RTU protocol)...">Modbus</a> query. A Master may keep several of these structures and send them cyclically or use them according to program needs. </p>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00048">48</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
||||
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|
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<a class="anchor" id="a36212dd6316cbffb8ea31b2a2f5ae1be"></a>
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||||
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||||
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||||
<td class="memname">uint16_t* modbus_t::au16reg</td>
|
||||
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|
||||
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|
||||
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|
||||
<p>Pointer to memory image in master </p>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00053">53</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
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||||
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||||
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|
||||
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|
||||
<td class="memname">uint16_t modbus_t::u16CoilsNo</td>
|
||||
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|
||||
</table>
|
||||
</div><div class="memdoc">
|
||||
<p>Number of coils or registers to access </p>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00052">52</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
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||||
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|
||||
<td class="memname">uint16_t modbus_t::u16RegAdd</td>
|
||||
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|
||||
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|
||||
</div><div class="memdoc">
|
||||
<p>Address of the first register to access at slave/s </p>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00051">51</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
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|
||||
<td class="memname">uint8_t modbus_t::u8fct</td>
|
||||
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|
||||
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|
||||
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|
||||
<p>Function code: 1, 2, 3, 4, 5, 6, 15 or 16 </p>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00050">50</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
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|
||||
<td class="memname">uint8_t modbus_t::u8id</td>
|
||||
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|
||||
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|
||||
</div><div class="memdoc">
|
||||
<p>Slave address between 1 and 247. 0 means broadcast </p>
|
||||
|
||||
<p>Definition at line <a class="el" href="_modbus_rtu_8h_source.html#l00049">49</a> of file <a class="el" href="_modbus_rtu_8h_source.html">ModbusRtu.h</a>.</p>
|
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||||
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|
||||
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|
||||
<hr/>The documentation for this struct was generated from the following file:<ul>
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|
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 <span id="projectnumber">1.2</span>
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<div class="title">Todo List </div> </div>
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<dt><a class="anchor" id="_todo000001"></a>Member <a class="el" href="group__loop.html#ga19398cabed57b6d085d014af6c149f54">Modbus::query</a> (<a class="el" href="structmodbus__t.html" title="Master query structure: This includes all the necessary fields to make the Master generate a Modbus q...">modbus_t</a> telegram)</dt>
|
||||
<dd>finish function 15 </dd>
|
||||
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||||
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||||
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||||
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||||
\hypertarget{_modbus_rtu_8h}{\section{Modbus\-Rtu.\-h File Reference}
|
||||
\label{_modbus_rtu_8h}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}
|
||||
}
|
||||
\subsection*{Classes}
|
||||
\begin{DoxyCompactItemize}
|
||||
\item
|
||||
struct \hyperlink{structmodbus__t}{modbus\-\_\-t}
|
||||
\begin{DoxyCompactList}\small\item\em Master query structure\-: This includes all the necessary fields to make the Master generate a \hyperlink{class_modbus}{Modbus} query. A Master may keep several of these structures and send them cyclically or use them according to program needs. \end{DoxyCompactList}\item
|
||||
class \hyperlink{class_modbus}{Modbus}
|
||||
\begin{DoxyCompactList}\small\item\em Arduino class library for communicating with \hyperlink{class_modbus}{Modbus} devices over U\-S\-B/\-R\-S232/485 (via R\-T\-U protocol). \end{DoxyCompactList}\end{DoxyCompactItemize}
|
||||
\subsection*{Macros}
|
||||
\begin{DoxyCompactItemize}
|
||||
\item
|
||||
\#define \hyperlink{_modbus_rtu_8h_ac5a7c6ee8dea0ccb09dfc611bd08a0ac}{T35}~5
|
||||
\item
|
||||
\#define \hyperlink{_modbus_rtu_8h_a1d5dab30b404fab91608086105afc78c}{M\-A\-X\-\_\-\-B\-U\-F\-F\-E\-R}~64
|
||||
\begin{DoxyCompactList}\small\item\em maximum size for the communication buffer in bytes \end{DoxyCompactList}\end{DoxyCompactItemize}
|
||||
\subsection*{Enumerations}
|
||||
\begin{DoxyCompactItemize}
|
||||
\item
|
||||
enum \{ \hyperlink{_modbus_rtu_8h_a06fc87d81c62e9abb8790b6e5713c55bad1acb34c5312efc75c4a007eae09433b}{R\-E\-S\-P\-O\-N\-S\-E\-\_\-\-S\-I\-Z\-E} = 6,
|
||||
\hyperlink{_modbus_rtu_8h_a06fc87d81c62e9abb8790b6e5713c55ba4bf89c487b3f7e29d56eb3fe657d6c05}{E\-X\-C\-E\-P\-T\-I\-O\-N\-\_\-\-S\-I\-Z\-E} = 3,
|
||||
\hyperlink{_modbus_rtu_8h_a06fc87d81c62e9abb8790b6e5713c55baefcc8f6d8d181aaef9d131a357b1a332}{C\-H\-E\-C\-K\-S\-U\-M\-\_\-\-S\-I\-Z\-E} = 2
|
||||
\}
|
||||
\item
|
||||
enum \hyperlink{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230ba}{M\-E\-S\-S\-A\-G\-E} \{ \\*
|
||||
\hyperlink{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa001479a58fb44c39a29b20d565081a68}{I\-D} = 0,
|
||||
\hyperlink{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af}{F\-U\-N\-C},
|
||||
\hyperlink{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c}{A\-D\-D\-\_\-\-H\-I},
|
||||
\hyperlink{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c}{A\-D\-D\-\_\-\-L\-O},
|
||||
\\*
|
||||
\hyperlink{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6}{N\-B\-\_\-\-H\-I},
|
||||
\hyperlink{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f}{N\-B\-\_\-\-L\-O},
|
||||
\hyperlink{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baaf84036e1dd68a2e160c3394fc083e892}{B\-Y\-T\-E\-\_\-\-C\-N\-T}
|
||||
\}
|
||||
\begin{DoxyCompactList}\small\item\em Indexes to telegram frame positions. \end{DoxyCompactList}\item
|
||||
enum \hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6}{M\-B\-\_\-\-F\-C} \{ \\*
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a513dc96919a5d5c75f129c1b5b2afea9}{M\-B\-\_\-\-F\-C\-\_\-\-N\-O\-N\-E} = 0,
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0}{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-C\-O\-I\-L\-S} = 1,
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e}{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-D\-I\-S\-C\-R\-E\-T\-E\-\_\-\-I\-N\-P\-U\-T} = 2,
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f}{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R\-S} = 3,
|
||||
\\*
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07}{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-I\-N\-P\-U\-T\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R} = 4,
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7}{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-C\-O\-I\-L} = 5,
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f}{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R} = 6,
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304}{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-M\-U\-L\-T\-I\-P\-L\-E\-\_\-\-C\-O\-I\-L\-S} = 15,
|
||||
\\*
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb}{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-M\-U\-L\-T\-I\-P\-L\-E\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R\-S} = 16
|
||||
\}
|
||||
\begin{DoxyCompactList}\small\item\em \hyperlink{class_modbus}{Modbus} function codes summary. These are the implement function codes either for Master or for Slave. \end{DoxyCompactList}\item
|
||||
enum \hyperlink{_modbus_rtu_8h_a4f165b5bd333856a84635b2594013982}{C\-O\-M\-\_\-\-S\-T\-A\-T\-E\-S} \{ \hyperlink{_modbus_rtu_8h_a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20}{C\-O\-M\-\_\-\-I\-D\-L\-E} = 0,
|
||||
\hyperlink{_modbus_rtu_8h_a4f165b5bd333856a84635b2594013982ad70b4cc84cc2f21d8b46f73f186dae6b}{C\-O\-M\-\_\-\-W\-A\-I\-T\-I\-N\-G} = 1
|
||||
\}
|
||||
\item
|
||||
enum \hyperlink{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1}{E\-R\-R\-\_\-\-L\-I\-S\-T} \{ \\*
|
||||
\hyperlink{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1a12a9ad0aaae512b253a9da9ea19f2b04}{E\-R\-R\-\_\-\-N\-O\-T\-\_\-\-M\-A\-S\-T\-E\-R} = -\/1,
|
||||
\hyperlink{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1a7d2c6c1b333f4b566c613e52b62ab901}{E\-R\-R\-\_\-\-P\-O\-L\-L\-I\-N\-G} = -\/2,
|
||||
\hyperlink{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1aafd42890a0ce129e23977fc1aca4044b}{E\-R\-R\-\_\-\-B\-U\-F\-F\-\_\-\-O\-V\-E\-R\-F\-L\-O\-W} = -\/3,
|
||||
\hyperlink{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1a918477ee2e5e31f01b03a83f472b63b0}{E\-R\-R\-\_\-\-B\-A\-D\-\_\-\-C\-R\-C} = -\/4,
|
||||
\\*
|
||||
\hyperlink{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1ab4be9b5f7e8905633a3c045157f1dd0a}{E\-R\-R\-\_\-\-E\-X\-C\-E\-P\-T\-I\-O\-N} = -\/5
|
||||
\}
|
||||
\item
|
||||
enum \{ \\*
|
||||
\hyperlink{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae}{N\-O\-\_\-\-R\-E\-P\-L\-Y} = 255,
|
||||
\hyperlink{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7ad82ec66545269170f1401af6e418e8f2}{E\-X\-C\-\_\-\-F\-U\-N\-C\-\_\-\-C\-O\-D\-E} = 1,
|
||||
\hyperlink{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280}{E\-X\-C\-\_\-\-A\-D\-D\-R\-\_\-\-R\-A\-N\-G\-E} = 2,
|
||||
\hyperlink{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7a062e13fdfefabb1d620506a526be3920}{E\-X\-C\-\_\-\-R\-E\-G\-S\-\_\-\-Q\-U\-A\-N\-T} = 3,
|
||||
\\*
|
||||
\hyperlink{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7a00e93edc9146c12fd21490d1a0d15f89}{E\-X\-C\-\_\-\-E\-X\-E\-C\-U\-T\-E} = 4
|
||||
\}
|
||||
\end{DoxyCompactItemize}
|
||||
\subsection*{Variables}
|
||||
\begin{DoxyCompactItemize}
|
||||
\item
|
||||
const unsigned char \hyperlink{_modbus_rtu_8h_aede21762dc4aa80a14df8dd40ef105f0}{fctsupported} \mbox{[}$\,$\mbox{]}
|
||||
\end{DoxyCompactItemize}
|
||||
|
||||
|
||||
\subsection{Detailed Description}
|
||||
\begin{DoxyVersion}{Version}
|
||||
1.\-2
|
||||
\end{DoxyVersion}
|
||||
\begin{DoxyDate}{Date}
|
||||
2014.\-09.\-09
|
||||
\end{DoxyDate}
|
||||
\begin{DoxyAuthor}{Author}
|
||||
Samuel Marco i Armengol \href{mailto:sammarcoarmengol@gmail.com}{\tt sammarcoarmengol@gmail.\-com}
|
||||
\end{DoxyAuthor}
|
||||
Arduino library for communicating with \hyperlink{class_modbus}{Modbus} devices over R\-S232/\-U\-S\-B/485 via R\-T\-U protocol.
|
||||
|
||||
Further information\-: \href{http://modbus.org/}{\tt http\-://modbus.\-org/} \href{http://modbus.org/docs/Modbus_over_serial_line_V1_02.pdf}{\tt http\-://modbus.\-org/docs/\-Modbus\-\_\-over\-\_\-serial\-\_\-line\-\_\-\-V1\-\_\-02.\-pdf}
|
||||
|
||||
This library is free software; you can redistribute it and/or modify it under the terms of the G\-N\-U Lesser General Public License as published by the Free Software Foundation; version 2.\-1 of the License.
|
||||
|
||||
This library is distributed in the hope that it will be useful, but W\-I\-T\-H\-O\-U\-T A\-N\-Y W\-A\-R\-R\-A\-N\-T\-Y; without even the implied warranty of M\-E\-R\-C\-H\-A\-N\-T\-A\-B\-I\-L\-I\-T\-Y or F\-I\-T\-N\-E\-S\-S F\-O\-R A P\-A\-R\-T\-I\-C\-U\-L\-A\-R P\-U\-R\-P\-O\-S\-E. See the G\-N\-U Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the G\-N\-U Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, M\-A 02110-\/1301 U\-S\-A
|
||||
|
||||
Definition in file \hyperlink{_modbus_rtu_8h_source}{Modbus\-Rtu.\-h}.
|
||||
|
||||
|
||||
|
||||
\subsection{Macro Definition Documentation}
|
||||
\hypertarget{_modbus_rtu_8h_a1d5dab30b404fab91608086105afc78c}{\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!M\-A\-X\-\_\-\-B\-U\-F\-F\-E\-R@{M\-A\-X\-\_\-\-B\-U\-F\-F\-E\-R}}
|
||||
\index{M\-A\-X\-\_\-\-B\-U\-F\-F\-E\-R@{M\-A\-X\-\_\-\-B\-U\-F\-F\-E\-R}!ModbusRtu.h@{Modbus\-Rtu.\-h}}
|
||||
\subsubsection[{M\-A\-X\-\_\-\-B\-U\-F\-F\-E\-R}]{\setlength{\rightskip}{0pt plus 5cm}\#define M\-A\-X\-\_\-\-B\-U\-F\-F\-E\-R~64}}\label{_modbus_rtu_8h_a1d5dab30b404fab91608086105afc78c}
|
||||
|
||||
|
||||
maximum size for the communication buffer in bytes
|
||||
|
||||
|
||||
|
||||
Definition at line 133 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{_modbus_rtu_8h_ac5a7c6ee8dea0ccb09dfc611bd08a0ac}{\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!T35@{T35}}
|
||||
\index{T35@{T35}!ModbusRtu.h@{Modbus\-Rtu.\-h}}
|
||||
\subsubsection[{T35}]{\setlength{\rightskip}{0pt plus 5cm}\#define T35~5}}\label{_modbus_rtu_8h_ac5a7c6ee8dea0ccb09dfc611bd08a0ac}
|
||||
|
||||
|
||||
Definition at line 132 of file Modbus\-Rtu.\-h.
|
||||
|
||||
|
||||
|
||||
\subsection{Enumeration Type Documentation}
|
||||
\hypertarget{_modbus_rtu_8h_a06fc87d81c62e9abb8790b6e5713c55b}{\subsubsection[{anonymous enum}]{\setlength{\rightskip}{0pt plus 5cm}anonymous enum}}\label{_modbus_rtu_8h_a06fc87d81c62e9abb8790b6e5713c55b}
|
||||
\begin{Desc}
|
||||
\item[Enumerator]\par
|
||||
\begin{description}
|
||||
\index{R\-E\-S\-P\-O\-N\-S\-E\-\_\-\-S\-I\-Z\-E@{R\-E\-S\-P\-O\-N\-S\-E\-\_\-\-S\-I\-Z\-E}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!R\-E\-S\-P\-O\-N\-S\-E\-\_\-\-S\-I\-Z\-E@{R\-E\-S\-P\-O\-N\-S\-E\-\_\-\-S\-I\-Z\-E}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_a06fc87d81c62e9abb8790b6e5713c55bad1acb34c5312efc75c4a007eae09433b}{R\-E\-S\-P\-O\-N\-S\-E\-\_\-\-S\-I\-Z\-E}\label{_modbus_rtu_8h_a06fc87d81c62e9abb8790b6e5713c55bad1acb34c5312efc75c4a007eae09433b}
|
||||
}]\index{E\-X\-C\-E\-P\-T\-I\-O\-N\-\_\-\-S\-I\-Z\-E@{E\-X\-C\-E\-P\-T\-I\-O\-N\-\_\-\-S\-I\-Z\-E}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!E\-X\-C\-E\-P\-T\-I\-O\-N\-\_\-\-S\-I\-Z\-E@{E\-X\-C\-E\-P\-T\-I\-O\-N\-\_\-\-S\-I\-Z\-E}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_a06fc87d81c62e9abb8790b6e5713c55ba4bf89c487b3f7e29d56eb3fe657d6c05}{E\-X\-C\-E\-P\-T\-I\-O\-N\-\_\-\-S\-I\-Z\-E}\label{_modbus_rtu_8h_a06fc87d81c62e9abb8790b6e5713c55ba4bf89c487b3f7e29d56eb3fe657d6c05}
|
||||
}]\index{C\-H\-E\-C\-K\-S\-U\-M\-\_\-\-S\-I\-Z\-E@{C\-H\-E\-C\-K\-S\-U\-M\-\_\-\-S\-I\-Z\-E}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!C\-H\-E\-C\-K\-S\-U\-M\-\_\-\-S\-I\-Z\-E@{C\-H\-E\-C\-K\-S\-U\-M\-\_\-\-S\-I\-Z\-E}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_a06fc87d81c62e9abb8790b6e5713c55baefcc8f6d8d181aaef9d131a357b1a332}{C\-H\-E\-C\-K\-S\-U\-M\-\_\-\-S\-I\-Z\-E}\label{_modbus_rtu_8h_a06fc87d81c62e9abb8790b6e5713c55baefcc8f6d8d181aaef9d131a357b1a332}
|
||||
}]\end{description}
|
||||
\end{Desc}
|
||||
|
||||
|
||||
Definition at line 57 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7}{\subsubsection[{anonymous enum}]{\setlength{\rightskip}{0pt plus 5cm}anonymous enum}}\label{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7}
|
||||
\begin{Desc}
|
||||
\item[Enumerator]\par
|
||||
\begin{description}
|
||||
\index{N\-O\-\_\-\-R\-E\-P\-L\-Y@{N\-O\-\_\-\-R\-E\-P\-L\-Y}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!N\-O\-\_\-\-R\-E\-P\-L\-Y@{N\-O\-\_\-\-R\-E\-P\-L\-Y}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae}{N\-O\-\_\-\-R\-E\-P\-L\-Y}\label{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7aa04c58a8cc2e7777f6f781e8d51524ae}
|
||||
}]\index{E\-X\-C\-\_\-\-F\-U\-N\-C\-\_\-\-C\-O\-D\-E@{E\-X\-C\-\_\-\-F\-U\-N\-C\-\_\-\-C\-O\-D\-E}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!E\-X\-C\-\_\-\-F\-U\-N\-C\-\_\-\-C\-O\-D\-E@{E\-X\-C\-\_\-\-F\-U\-N\-C\-\_\-\-C\-O\-D\-E}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7ad82ec66545269170f1401af6e418e8f2}{E\-X\-C\-\_\-\-F\-U\-N\-C\-\_\-\-C\-O\-D\-E}\label{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7ad82ec66545269170f1401af6e418e8f2}
|
||||
}]\index{E\-X\-C\-\_\-\-A\-D\-D\-R\-\_\-\-R\-A\-N\-G\-E@{E\-X\-C\-\_\-\-A\-D\-D\-R\-\_\-\-R\-A\-N\-G\-E}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!E\-X\-C\-\_\-\-A\-D\-D\-R\-\_\-\-R\-A\-N\-G\-E@{E\-X\-C\-\_\-\-A\-D\-D\-R\-\_\-\-R\-A\-N\-G\-E}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280}{E\-X\-C\-\_\-\-A\-D\-D\-R\-\_\-\-R\-A\-N\-G\-E}\label{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7ad3899b13b2069997f5db7f18e9978280}
|
||||
}]\index{E\-X\-C\-\_\-\-R\-E\-G\-S\-\_\-\-Q\-U\-A\-N\-T@{E\-X\-C\-\_\-\-R\-E\-G\-S\-\_\-\-Q\-U\-A\-N\-T}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!E\-X\-C\-\_\-\-R\-E\-G\-S\-\_\-\-Q\-U\-A\-N\-T@{E\-X\-C\-\_\-\-R\-E\-G\-S\-\_\-\-Q\-U\-A\-N\-T}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7a062e13fdfefabb1d620506a526be3920}{E\-X\-C\-\_\-\-R\-E\-G\-S\-\_\-\-Q\-U\-A\-N\-T}\label{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7a062e13fdfefabb1d620506a526be3920}
|
||||
}]\index{E\-X\-C\-\_\-\-E\-X\-E\-C\-U\-T\-E@{E\-X\-C\-\_\-\-E\-X\-E\-C\-U\-T\-E}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!E\-X\-C\-\_\-\-E\-X\-E\-C\-U\-T\-E@{E\-X\-C\-\_\-\-E\-X\-E\-C\-U\-T\-E}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7a00e93edc9146c12fd21490d1a0d15f89}{E\-X\-C\-\_\-\-E\-X\-E\-C\-U\-T\-E}\label{_modbus_rtu_8h_adf764cbdea00d65edcd07bb9953ad2b7a00e93edc9146c12fd21490d1a0d15f89}
|
||||
}]\end{description}
|
||||
\end{Desc}
|
||||
|
||||
|
||||
Definition at line 113 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{_modbus_rtu_8h_a4f165b5bd333856a84635b2594013982}{\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!C\-O\-M\-\_\-\-S\-T\-A\-T\-E\-S@{C\-O\-M\-\_\-\-S\-T\-A\-T\-E\-S}}
|
||||
\index{C\-O\-M\-\_\-\-S\-T\-A\-T\-E\-S@{C\-O\-M\-\_\-\-S\-T\-A\-T\-E\-S}!ModbusRtu.h@{Modbus\-Rtu.\-h}}
|
||||
\subsubsection[{C\-O\-M\-\_\-\-S\-T\-A\-T\-E\-S}]{\setlength{\rightskip}{0pt plus 5cm}enum {\bf C\-O\-M\-\_\-\-S\-T\-A\-T\-E\-S}}}\label{_modbus_rtu_8h_a4f165b5bd333856a84635b2594013982}
|
||||
\begin{Desc}
|
||||
\item[Enumerator]\par
|
||||
\begin{description}
|
||||
\index{C\-O\-M\-\_\-\-I\-D\-L\-E@{C\-O\-M\-\_\-\-I\-D\-L\-E}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!C\-O\-M\-\_\-\-I\-D\-L\-E@{C\-O\-M\-\_\-\-I\-D\-L\-E}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20}{C\-O\-M\-\_\-\-I\-D\-L\-E}\label{_modbus_rtu_8h_a4f165b5bd333856a84635b2594013982a3e262bfb13968e43ab8ea55a03ba8b20}
|
||||
}]\index{C\-O\-M\-\_\-\-W\-A\-I\-T\-I\-N\-G@{C\-O\-M\-\_\-\-W\-A\-I\-T\-I\-N\-G}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!C\-O\-M\-\_\-\-W\-A\-I\-T\-I\-N\-G@{C\-O\-M\-\_\-\-W\-A\-I\-T\-I\-N\-G}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_a4f165b5bd333856a84635b2594013982ad70b4cc84cc2f21d8b46f73f186dae6b}{C\-O\-M\-\_\-\-W\-A\-I\-T\-I\-N\-G}\label{_modbus_rtu_8h_a4f165b5bd333856a84635b2594013982ad70b4cc84cc2f21d8b46f73f186dae6b}
|
||||
}]\end{description}
|
||||
\end{Desc}
|
||||
|
||||
|
||||
Definition at line 99 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1}{\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!E\-R\-R\-\_\-\-L\-I\-S\-T@{E\-R\-R\-\_\-\-L\-I\-S\-T}}
|
||||
\index{E\-R\-R\-\_\-\-L\-I\-S\-T@{E\-R\-R\-\_\-\-L\-I\-S\-T}!ModbusRtu.h@{Modbus\-Rtu.\-h}}
|
||||
\subsubsection[{E\-R\-R\-\_\-\-L\-I\-S\-T}]{\setlength{\rightskip}{0pt plus 5cm}enum {\bf E\-R\-R\-\_\-\-L\-I\-S\-T}}}\label{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1}
|
||||
\begin{Desc}
|
||||
\item[Enumerator]\par
|
||||
\begin{description}
|
||||
\index{E\-R\-R\-\_\-\-N\-O\-T\-\_\-\-M\-A\-S\-T\-E\-R@{E\-R\-R\-\_\-\-N\-O\-T\-\_\-\-M\-A\-S\-T\-E\-R}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!E\-R\-R\-\_\-\-N\-O\-T\-\_\-\-M\-A\-S\-T\-E\-R@{E\-R\-R\-\_\-\-N\-O\-T\-\_\-\-M\-A\-S\-T\-E\-R}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1a12a9ad0aaae512b253a9da9ea19f2b04}{E\-R\-R\-\_\-\-N\-O\-T\-\_\-\-M\-A\-S\-T\-E\-R}\label{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1a12a9ad0aaae512b253a9da9ea19f2b04}
|
||||
}]\index{E\-R\-R\-\_\-\-P\-O\-L\-L\-I\-N\-G@{E\-R\-R\-\_\-\-P\-O\-L\-L\-I\-N\-G}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!E\-R\-R\-\_\-\-P\-O\-L\-L\-I\-N\-G@{E\-R\-R\-\_\-\-P\-O\-L\-L\-I\-N\-G}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1a7d2c6c1b333f4b566c613e52b62ab901}{E\-R\-R\-\_\-\-P\-O\-L\-L\-I\-N\-G}\label{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1a7d2c6c1b333f4b566c613e52b62ab901}
|
||||
}]\index{E\-R\-R\-\_\-\-B\-U\-F\-F\-\_\-\-O\-V\-E\-R\-F\-L\-O\-W@{E\-R\-R\-\_\-\-B\-U\-F\-F\-\_\-\-O\-V\-E\-R\-F\-L\-O\-W}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!E\-R\-R\-\_\-\-B\-U\-F\-F\-\_\-\-O\-V\-E\-R\-F\-L\-O\-W@{E\-R\-R\-\_\-\-B\-U\-F\-F\-\_\-\-O\-V\-E\-R\-F\-L\-O\-W}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1aafd42890a0ce129e23977fc1aca4044b}{E\-R\-R\-\_\-\-B\-U\-F\-F\-\_\-\-O\-V\-E\-R\-F\-L\-O\-W}\label{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1aafd42890a0ce129e23977fc1aca4044b}
|
||||
}]\index{E\-R\-R\-\_\-\-B\-A\-D\-\_\-\-C\-R\-C@{E\-R\-R\-\_\-\-B\-A\-D\-\_\-\-C\-R\-C}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!E\-R\-R\-\_\-\-B\-A\-D\-\_\-\-C\-R\-C@{E\-R\-R\-\_\-\-B\-A\-D\-\_\-\-C\-R\-C}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1a918477ee2e5e31f01b03a83f472b63b0}{E\-R\-R\-\_\-\-B\-A\-D\-\_\-\-C\-R\-C}\label{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1a918477ee2e5e31f01b03a83f472b63b0}
|
||||
}]\index{E\-R\-R\-\_\-\-E\-X\-C\-E\-P\-T\-I\-O\-N@{E\-R\-R\-\_\-\-E\-X\-C\-E\-P\-T\-I\-O\-N}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!E\-R\-R\-\_\-\-E\-X\-C\-E\-P\-T\-I\-O\-N@{E\-R\-R\-\_\-\-E\-X\-C\-E\-P\-T\-I\-O\-N}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1ab4be9b5f7e8905633a3c045157f1dd0a}{E\-R\-R\-\_\-\-E\-X\-C\-E\-P\-T\-I\-O\-N}\label{_modbus_rtu_8h_a792f00821300f1c7c768db990db646c1ab4be9b5f7e8905633a3c045157f1dd0a}
|
||||
}]\end{description}
|
||||
\end{Desc}
|
||||
|
||||
|
||||
Definition at line 105 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6}{\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!M\-B\-\_\-\-F\-C@{M\-B\-\_\-\-F\-C}}
|
||||
\index{M\-B\-\_\-\-F\-C@{M\-B\-\_\-\-F\-C}!ModbusRtu.h@{Modbus\-Rtu.\-h}}
|
||||
\subsubsection[{M\-B\-\_\-\-F\-C}]{\setlength{\rightskip}{0pt plus 5cm}enum {\bf M\-B\-\_\-\-F\-C}}}\label{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6}
|
||||
|
||||
|
||||
\hyperlink{class_modbus}{Modbus} function codes summary. These are the implement function codes either for Master or for Slave.
|
||||
|
||||
\begin{DoxySeeAlso}{See Also}
|
||||
also \hyperlink{_modbus_rtu_8h_aede21762dc4aa80a14df8dd40ef105f0}{fctsupported}
|
||||
|
||||
also \hyperlink{structmodbus__t}{modbus\-\_\-t}
|
||||
\end{DoxySeeAlso}
|
||||
\begin{Desc}
|
||||
\item[Enumerator]\par
|
||||
\begin{description}
|
||||
\index{M\-B\-\_\-\-F\-C\-\_\-\-N\-O\-N\-E@{M\-B\-\_\-\-F\-C\-\_\-\-N\-O\-N\-E}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!M\-B\-\_\-\-F\-C\-\_\-\-N\-O\-N\-E@{M\-B\-\_\-\-F\-C\-\_\-\-N\-O\-N\-E}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a513dc96919a5d5c75f129c1b5b2afea9}{M\-B\-\_\-\-F\-C\-\_\-\-N\-O\-N\-E}\label{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a513dc96919a5d5c75f129c1b5b2afea9}
|
||||
}]null operator \index{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-C\-O\-I\-L\-S@{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-C\-O\-I\-L\-S}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-C\-O\-I\-L\-S@{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-C\-O\-I\-L\-S}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0}{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-C\-O\-I\-L\-S}\label{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0}
|
||||
}]F\-C\-T=1 -\/$>$ read coils or digital outputs \index{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-D\-I\-S\-C\-R\-E\-T\-E\-\_\-\-I\-N\-P\-U\-T@{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-D\-I\-S\-C\-R\-E\-T\-E\-\_\-\-I\-N\-P\-U\-T}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-D\-I\-S\-C\-R\-E\-T\-E\-\_\-\-I\-N\-P\-U\-T@{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-D\-I\-S\-C\-R\-E\-T\-E\-\_\-\-I\-N\-P\-U\-T}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e}{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-D\-I\-S\-C\-R\-E\-T\-E\-\_\-\-I\-N\-P\-U\-T}\label{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e}
|
||||
}]F\-C\-T=2 -\/$>$ read digital inputs \index{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R\-S@{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R\-S}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R\-S@{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R\-S}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f}{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R\-S}\label{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f}
|
||||
}]F\-C\-T=3 -\/$>$ read registers or analog outputs \index{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-I\-N\-P\-U\-T\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R@{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-I\-N\-P\-U\-T\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-I\-N\-P\-U\-T\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R@{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-I\-N\-P\-U\-T\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07}{M\-B\-\_\-\-F\-C\-\_\-\-R\-E\-A\-D\-\_\-\-I\-N\-P\-U\-T\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R}\label{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07}
|
||||
}]F\-C\-T=4 -\/$>$ read analog inputs \index{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-C\-O\-I\-L@{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-C\-O\-I\-L}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-C\-O\-I\-L@{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-C\-O\-I\-L}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7}{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-C\-O\-I\-L}\label{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7}
|
||||
}]F\-C\-T=5 -\/$>$ write single coil or output \index{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R@{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R@{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f}{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R}\label{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f}
|
||||
}]F\-C\-T=6 -\/$>$ write single register \index{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-M\-U\-L\-T\-I\-P\-L\-E\-\_\-\-C\-O\-I\-L\-S@{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-M\-U\-L\-T\-I\-P\-L\-E\-\_\-\-C\-O\-I\-L\-S}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-M\-U\-L\-T\-I\-P\-L\-E\-\_\-\-C\-O\-I\-L\-S@{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-M\-U\-L\-T\-I\-P\-L\-E\-\_\-\-C\-O\-I\-L\-S}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304}{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-M\-U\-L\-T\-I\-P\-L\-E\-\_\-\-C\-O\-I\-L\-S}\label{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304}
|
||||
}]F\-C\-T=15 -\/$>$ write multiple coils or outputs \index{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-M\-U\-L\-T\-I\-P\-L\-E\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R\-S@{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-M\-U\-L\-T\-I\-P\-L\-E\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R\-S}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-M\-U\-L\-T\-I\-P\-L\-E\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R\-S@{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-M\-U\-L\-T\-I\-P\-L\-E\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R\-S}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb}{M\-B\-\_\-\-F\-C\-\_\-\-W\-R\-I\-T\-E\-\_\-\-M\-U\-L\-T\-I\-P\-L\-E\-\_\-\-R\-E\-G\-I\-S\-T\-E\-R\-S}\label{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb}
|
||||
}]F\-C\-T=16 -\/$>$ write multiple registers \end{description}
|
||||
\end{Desc}
|
||||
|
||||
|
||||
Definition at line 87 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230ba}{\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!M\-E\-S\-S\-A\-G\-E@{M\-E\-S\-S\-A\-G\-E}}
|
||||
\index{M\-E\-S\-S\-A\-G\-E@{M\-E\-S\-S\-A\-G\-E}!ModbusRtu.h@{Modbus\-Rtu.\-h}}
|
||||
\subsubsection[{M\-E\-S\-S\-A\-G\-E}]{\setlength{\rightskip}{0pt plus 5cm}enum {\bf M\-E\-S\-S\-A\-G\-E}}}\label{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230ba}
|
||||
|
||||
|
||||
Indexes to telegram frame positions.
|
||||
|
||||
\begin{Desc}
|
||||
\item[Enumerator]\par
|
||||
\begin{description}
|
||||
\index{I\-D@{I\-D}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!I\-D@{I\-D}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa001479a58fb44c39a29b20d565081a68}{I\-D}\label{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa001479a58fb44c39a29b20d565081a68}
|
||||
}]I\-D field. \index{F\-U\-N\-C@{F\-U\-N\-C}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!F\-U\-N\-C@{F\-U\-N\-C}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af}{F\-U\-N\-C}\label{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa389e03ce61ac2d93fd54069187ab58af}
|
||||
}]Function code position. \index{A\-D\-D\-\_\-\-H\-I@{A\-D\-D\-\_\-\-H\-I}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!A\-D\-D\-\_\-\-H\-I@{A\-D\-D\-\_\-\-H\-I}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c}{A\-D\-D\-\_\-\-H\-I}\label{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baad19e7653c9276b91fb590af017de192c}
|
||||
}]Address high byte. \index{A\-D\-D\-\_\-\-L\-O@{A\-D\-D\-\_\-\-L\-O}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!A\-D\-D\-\_\-\-L\-O@{A\-D\-D\-\_\-\-L\-O}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c}{A\-D\-D\-\_\-\-L\-O}\label{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa2cbdff2e20e58233096845bf42acc97c}
|
||||
}]Address low byte. \index{N\-B\-\_\-\-H\-I@{N\-B\-\_\-\-H\-I}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!N\-B\-\_\-\-H\-I@{N\-B\-\_\-\-H\-I}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6}{N\-B\-\_\-\-H\-I}\label{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa61f961bb4614db2fc51125331f79a9d6}
|
||||
}]Number of coils or registers high byte. \index{N\-B\-\_\-\-L\-O@{N\-B\-\_\-\-L\-O}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!N\-B\-\_\-\-L\-O@{N\-B\-\_\-\-L\-O}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f}{N\-B\-\_\-\-L\-O}\label{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baa22b2a3a58501a5bbe69ef569aa7fb30f}
|
||||
}]Number of coils or registers low byte. \index{B\-Y\-T\-E\-\_\-\-C\-N\-T@{B\-Y\-T\-E\-\_\-\-C\-N\-T}!Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}}\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!B\-Y\-T\-E\-\_\-\-C\-N\-T@{B\-Y\-T\-E\-\_\-\-C\-N\-T}}\item[{\em
|
||||
\hypertarget{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baaf84036e1dd68a2e160c3394fc083e892}{B\-Y\-T\-E\-\_\-\-C\-N\-T}\label{_modbus_rtu_8h_aa9996e8b4648c78acf6cde2401e230baaf84036e1dd68a2e160c3394fc083e892}
|
||||
}]byte counter \end{description}
|
||||
\end{Desc}
|
||||
|
||||
|
||||
Definition at line 68 of file Modbus\-Rtu.\-h.
|
||||
|
||||
|
||||
|
||||
\subsection{Variable Documentation}
|
||||
\hypertarget{_modbus_rtu_8h_aede21762dc4aa80a14df8dd40ef105f0}{\index{Modbus\-Rtu.\-h@{Modbus\-Rtu.\-h}!fctsupported@{fctsupported}}
|
||||
\index{fctsupported@{fctsupported}!ModbusRtu.h@{Modbus\-Rtu.\-h}}
|
||||
\subsubsection[{fctsupported}]{\setlength{\rightskip}{0pt plus 5cm}const unsigned char fctsupported\mbox{[}$\,$\mbox{]}}}\label{_modbus_rtu_8h_aede21762dc4aa80a14df8dd40ef105f0}
|
||||
{\bfseries Initial value\-:}
|
||||
\begin{DoxyCode}
|
||||
= \{
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a0b2250567e3e0e43522a64cdce637ce0}{MB\_FC\_READ\_COILS},
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6ac2b52680d6c0bbe3d3e0e9ec7a88fc2e}{MB\_FC\_READ\_DISCRETE\_INPUT},
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a0c6066cf0a67a1bb349da35ef31e4e8f}{MB\_FC\_READ\_REGISTERS},
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a9b2d4a3fb96e4af559d5330ad0c01c07}{MB\_FC\_READ\_INPUT\_REGISTER},
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a90126d6c25fb5711c103e819ccda01c7}{MB\_FC\_WRITE\_COIL},
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a74e1ffd48177f0e7e33c2c968a1bd86f}{MB\_FC\_WRITE\_REGISTER},
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6ac69c42d25cbc0ef303de57bd3d0e2304}{MB\_FC\_WRITE\_MULTIPLE\_COILS},
|
||||
\hyperlink{_modbus_rtu_8h_aff1341ea5077cc6097a0d7db89be4cf6a2ccdcde4f07865ffb47fbea0a01026bb}{MB\_FC\_WRITE\_MULTIPLE\_REGISTERS}
|
||||
\}
|
||||
\end{DoxyCode}
|
||||
|
||||
|
||||
Definition at line 121 of file Modbus\-Rtu.\-h.
|
||||
|
||||
@@ -0,0 +1,5 @@
|
||||
\section{Class List}
|
||||
Here are the classes, structs, unions and interfaces with brief descriptions\-:\begin{DoxyCompactList}
|
||||
\item\contentsline{section}{\hyperlink{class_modbus}{Modbus} \\*Arduino class library for communicating with \hyperlink{class_modbus}{Modbus} devices over U\-S\-B/\-R\-S232/485 (via R\-T\-U protocol) }{\pageref{class_modbus}}{}
|
||||
\item\contentsline{section}{\hyperlink{structmodbus__t}{modbus\-\_\-t} \\*Master query structure\-: This includes all the necessary fields to make the Master generate a \hyperlink{class_modbus}{Modbus} query. A Master may keep several of these structures and send them cyclically or use them according to program needs }{\pageref{structmodbus__t}}{}
|
||||
\end{DoxyCompactList}
|
||||
@@ -0,0 +1,129 @@
|
||||
\hypertarget{class_modbus}{\section{Modbus Class Reference}
|
||||
\label{class_modbus}\index{Modbus@{Modbus}}
|
||||
}
|
||||
|
||||
|
||||
Arduino class library for communicating with \hyperlink{class_modbus}{Modbus} devices over U\-S\-B/\-R\-S232/485 (via R\-T\-U protocol).
|
||||
|
||||
|
||||
|
||||
|
||||
{\ttfamily \#include $<$Modbus\-Rtu.\-h$>$}
|
||||
|
||||
\subsection*{Public Member Functions}
|
||||
\begin{DoxyCompactItemize}
|
||||
\item
|
||||
\hyperlink{group__setup_ga101809cdd4734537bab58dc315a840b4}{Modbus} ()
|
||||
\begin{DoxyCompactList}\small\item\em Default Constructor for Master through Serial. \end{DoxyCompactList}\item
|
||||
\hyperlink{class_modbus_afbbf7c81565d8e1ea1cd5890a96e7507}{Modbus} (uint8\-\_\-t u8id, uint8\-\_\-t u8serno)
|
||||
\item
|
||||
\hyperlink{class_modbus_a5e23a7b669d0c2d5be1c0054c7c54dca}{Modbus} (uint8\-\_\-t u8id, uint8\-\_\-t u8serno, uint8\-\_\-t u8txenpin)
|
||||
\item
|
||||
void \hyperlink{group__setup_ga475a4fa0fac491307b10c4529ad6d2a0}{begin} (long u32speed)
|
||||
\begin{DoxyCompactList}\small\item\em Initialize class object. \end{DoxyCompactList}\item
|
||||
void \hyperlink{class_modbus_a4f9673a3d113c49af69cb87b030ef099}{begin} ()
|
||||
\item
|
||||
void \hyperlink{group__setup_gaf828190ebe24efb1b3b1957429f3872e}{set\-Time\-Out} (uint16\-\_\-t u16timeout)
|
||||
\begin{DoxyCompactList}\small\item\em write communication watch-\/dog timer \end{DoxyCompactList}\item
|
||||
uint16\-\_\-t \hyperlink{class_modbus_ac860024db3117a2ef907d0325b2fb7a1}{get\-Time\-Out} ()
|
||||
\begin{DoxyCompactList}\small\item\em get communication watch-\/dog timer value \end{DoxyCompactList}\item
|
||||
boolean \hyperlink{group__loop_gaf6dd413191ed8a833022046873e0a063}{get\-Time\-Out\-State} ()
|
||||
\begin{DoxyCompactList}\small\item\em get communication watch-\/dog timer state \end{DoxyCompactList}\item
|
||||
int8\-\_\-t \hyperlink{group__loop_ga19398cabed57b6d085d014af6c149f54}{query} (\hyperlink{structmodbus__t}{modbus\-\_\-t} telegram)
|
||||
\begin{DoxyCompactList}\small\item\em only for master \end{DoxyCompactList}\item
|
||||
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|
||||
\begin{DoxyCompactList}\small\item\em cyclic poll for master \end{DoxyCompactList}\item
|
||||
int8\-\_\-t \hyperlink{group__loop_gab3ef20562fc8cee14fc85f7e276890b5}{poll} (uint16\-\_\-t $\ast$regs, uint8\-\_\-t u8size)
|
||||
\begin{DoxyCompactList}\small\item\em cyclic poll for slave \end{DoxyCompactList}\item
|
||||
uint16\-\_\-t \hyperlink{group__buffer_ga4fa6ede8df85b7cc70b1282b9547378a}{get\-In\-Cnt} ()
|
||||
\begin{DoxyCompactList}\small\item\em number of incoming messages \end{DoxyCompactList}\item
|
||||
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|
||||
\begin{DoxyCompactList}\small\item\em number of outcoming messages \end{DoxyCompactList}\item
|
||||
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|
||||
\begin{DoxyCompactList}\small\item\em error counter \end{DoxyCompactList}\item
|
||||
uint8\-\_\-t \hyperlink{group__setup_ga6449894306ff8cc5d4caff09b1b0d1ce}{get\-I\-D} ()
|
||||
\begin{DoxyCompactList}\small\item\em get slave I\-D between 1 and 247 \end{DoxyCompactList}\item
|
||||
uint8\-\_\-t \hyperlink{group__buffer_ga2f39717d957a929af488c9120488fcdc}{get\-State} ()
|
||||
\item
|
||||
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|
||||
\begin{DoxyCompactList}\small\item\em get last error message \end{DoxyCompactList}\item
|
||||
void \hyperlink{group__setup_ga9bd497e97ac1777d4f0d4171078d60e0}{set\-I\-D} (uint8\-\_\-t u8id)
|
||||
\begin{DoxyCompactList}\small\item\em write new I\-D for the slave \end{DoxyCompactList}\item
|
||||
void \hyperlink{class_modbus_a0d80101b650344c712a085c4bb005c4c}{end} ()
|
||||
\begin{DoxyCompactList}\small\item\em finish any communication and release serial communication port \end{DoxyCompactList}\end{DoxyCompactItemize}
|
||||
|
||||
|
||||
\subsection{Detailed Description}
|
||||
Arduino class library for communicating with \hyperlink{class_modbus}{Modbus} devices over U\-S\-B/\-R\-S232/485 (via R\-T\-U protocol).
|
||||
|
||||
Definition at line 141 of file Modbus\-Rtu.\-h.
|
||||
|
||||
|
||||
|
||||
\subsection{Constructor \& Destructor Documentation}
|
||||
\hypertarget{class_modbus_afbbf7c81565d8e1ea1cd5890a96e7507}{\index{Modbus@{Modbus}!Modbus@{Modbus}}
|
||||
\index{Modbus@{Modbus}!Modbus@{Modbus}}
|
||||
\subsubsection[{Modbus}]{\setlength{\rightskip}{0pt plus 5cm}Modbus\-::\-Modbus (
|
||||
\begin{DoxyParamCaption}
|
||||
\item[{uint8\-\_\-t}]{u8id, }
|
||||
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|
||||
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|
||||
)}}\label{class_modbus_afbbf7c81565d8e1ea1cd5890a96e7507}
|
||||
|
||||
|
||||
Definition at line 218 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{class_modbus_a5e23a7b669d0c2d5be1c0054c7c54dca}{\index{Modbus@{Modbus}!Modbus@{Modbus}}
|
||||
\index{Modbus@{Modbus}!Modbus@{Modbus}}
|
||||
\subsubsection[{Modbus}]{\setlength{\rightskip}{0pt plus 5cm}Modbus\-::\-Modbus (
|
||||
\begin{DoxyParamCaption}
|
||||
\item[{uint8\-\_\-t}]{u8id, }
|
||||
\item[{uint8\-\_\-t}]{u8serno, }
|
||||
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|
||||
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|
||||
)}}\label{class_modbus_a5e23a7b669d0c2d5be1c0054c7c54dca}
|
||||
|
||||
|
||||
Definition at line 234 of file Modbus\-Rtu.\-h.
|
||||
|
||||
|
||||
|
||||
\subsection{Member Function Documentation}
|
||||
\hypertarget{class_modbus_a4f9673a3d113c49af69cb87b030ef099}{\index{Modbus@{Modbus}!begin@{begin}}
|
||||
\index{begin@{begin}!Modbus@{Modbus}}
|
||||
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|
||||
\begin{DoxyParamCaption}
|
||||
{}
|
||||
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|
||||
)}}\label{class_modbus_a4f9673a3d113c49af69cb87b030ef099}
|
||||
|
||||
|
||||
Definition at line 299 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{class_modbus_a0d80101b650344c712a085c4bb005c4c}{\index{Modbus@{Modbus}!end@{end}}
|
||||
\index{end@{end}!Modbus@{Modbus}}
|
||||
\subsubsection[{end}]{\setlength{\rightskip}{0pt plus 5cm}void Modbus\-::end (
|
||||
\begin{DoxyParamCaption}
|
||||
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|
||||
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|
||||
)}}\label{class_modbus_a0d80101b650344c712a085c4bb005c4c}
|
||||
|
||||
|
||||
finish any communication and release serial communication port
|
||||
|
||||
\hypertarget{class_modbus_ac860024db3117a2ef907d0325b2fb7a1}{\index{Modbus@{Modbus}!get\-Time\-Out@{get\-Time\-Out}}
|
||||
\index{get\-Time\-Out@{get\-Time\-Out}!Modbus@{Modbus}}
|
||||
\subsubsection[{get\-Time\-Out}]{\setlength{\rightskip}{0pt plus 5cm}uint16\-\_\-t Modbus\-::get\-Time\-Out (
|
||||
\begin{DoxyParamCaption}
|
||||
{}
|
||||
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|
||||
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|
||||
|
||||
|
||||
get communication watch-\/dog timer value
|
||||
|
||||
|
||||
|
||||
The documentation for this class was generated from the following file\-:\begin{DoxyCompactItemize}
|
||||
\item
|
||||
\hyperlink{_modbus_rtu_8h}{Modbus\-Rtu.\-h}\end{DoxyCompactItemize}
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|
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|
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|
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|
||||
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||||
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|
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|
||||
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||||
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|
||||
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|
||||
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|
||||
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||||
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|
||||
\section{File List}
|
||||
Here is a list of all files with brief descriptions\-:\begin{DoxyCompactList}
|
||||
\item\contentsline{section}{\hyperlink{_modbus_rtu_8h}{Modbus\-Rtu.\-h} }{\pageref{_modbus_rtu_8h}}{}
|
||||
\end{DoxyCompactList}
|
||||
@@ -0,0 +1,122 @@
|
||||
\hypertarget{group__buffer}{\section{Modbus Buffer Management}
|
||||
\label{group__buffer}\index{Modbus Buffer Management@{Modbus Buffer Management}}
|
||||
}
|
||||
\subsection*{Functions}
|
||||
\begin{DoxyCompactItemize}
|
||||
\item
|
||||
uint16\-\_\-t \hyperlink{group__buffer_ga4fa6ede8df85b7cc70b1282b9547378a}{Modbus\-::get\-In\-Cnt} ()
|
||||
\begin{DoxyCompactList}\small\item\em number of incoming messages \end{DoxyCompactList}\item
|
||||
uint16\-\_\-t \hyperlink{group__buffer_ga6f831ecaf3678c27dafb663a28bf81f0}{Modbus\-::get\-Out\-Cnt} ()
|
||||
\begin{DoxyCompactList}\small\item\em number of outcoming messages \end{DoxyCompactList}\item
|
||||
uint16\-\_\-t \hyperlink{group__buffer_ga6883c7f3ff12f084ed56d559d4e06ed0}{Modbus\-::get\-Err\-Cnt} ()
|
||||
\begin{DoxyCompactList}\small\item\em error counter \end{DoxyCompactList}\item
|
||||
uint8\-\_\-t \hyperlink{group__buffer_ga2f39717d957a929af488c9120488fcdc}{Modbus\-::get\-State} ()
|
||||
\item
|
||||
uint8\-\_\-t \hyperlink{group__buffer_gace7f726db13adc8feeceab987b719531}{Modbus\-::get\-Last\-Error} ()
|
||||
\begin{DoxyCompactList}\small\item\em get last error message \end{DoxyCompactList}\end{DoxyCompactItemize}
|
||||
|
||||
|
||||
\subsection{Detailed Description}
|
||||
|
||||
|
||||
\subsection{Function Documentation}
|
||||
\hypertarget{group__buffer_ga6883c7f3ff12f084ed56d559d4e06ed0}{\index{Modbus Buffer Management@{Modbus Buffer Management}!get\-Err\-Cnt@{get\-Err\-Cnt}}
|
||||
\index{get\-Err\-Cnt@{get\-Err\-Cnt}!Modbus Buffer Management@{Modbus Buffer Management}}
|
||||
\subsubsection[{get\-Err\-Cnt}]{\setlength{\rightskip}{0pt plus 5cm}uint16\-\_\-t Modbus\-::get\-Err\-Cnt (
|
||||
\begin{DoxyParamCaption}
|
||||
{}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__buffer_ga6883c7f3ff12f084ed56d559d4e06ed0}
|
||||
|
||||
|
||||
error counter
|
||||
|
||||
Get errors counter value This can be useful to diagnose communication.
|
||||
|
||||
\begin{DoxyReturn}{Returns}
|
||||
errors counter
|
||||
\end{DoxyReturn}
|
||||
|
||||
|
||||
Definition at line 386 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{group__buffer_ga4fa6ede8df85b7cc70b1282b9547378a}{\index{Modbus Buffer Management@{Modbus Buffer Management}!get\-In\-Cnt@{get\-In\-Cnt}}
|
||||
\index{get\-In\-Cnt@{get\-In\-Cnt}!Modbus Buffer Management@{Modbus Buffer Management}}
|
||||
\subsubsection[{get\-In\-Cnt}]{\setlength{\rightskip}{0pt plus 5cm}uint16\-\_\-t Modbus\-::get\-In\-Cnt (
|
||||
\begin{DoxyParamCaption}
|
||||
{}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__buffer_ga4fa6ede8df85b7cc70b1282b9547378a}
|
||||
|
||||
|
||||
number of incoming messages
|
||||
|
||||
Get input messages counter value This can be useful to diagnose communication.
|
||||
|
||||
\begin{DoxyReturn}{Returns}
|
||||
input messages counter
|
||||
\end{DoxyReturn}
|
||||
|
||||
|
||||
Definition at line 362 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{group__buffer_gace7f726db13adc8feeceab987b719531}{\index{Modbus Buffer Management@{Modbus Buffer Management}!get\-Last\-Error@{get\-Last\-Error}}
|
||||
\index{get\-Last\-Error@{get\-Last\-Error}!Modbus Buffer Management@{Modbus Buffer Management}}
|
||||
\subsubsection[{get\-Last\-Error}]{\setlength{\rightskip}{0pt plus 5cm}uint8\-\_\-t Modbus\-::get\-Last\-Error (
|
||||
\begin{DoxyParamCaption}
|
||||
{}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__buffer_gace7f726db13adc8feeceab987b719531}
|
||||
|
||||
|
||||
get last error message
|
||||
|
||||
Get the last error in the protocol processor
|
||||
|
||||
N\-O\-\_\-\-R\-E\-P\-L\-Y = 255 Time-\/out \begin{DoxyReturn}{Returns}
|
||||
E\-X\-C\-\_\-\-F\-U\-N\-C\-\_\-\-C\-O\-D\-E = 1 Function code not available
|
||||
|
||||
E\-X\-C\-\_\-\-A\-D\-D\-R\-\_\-\-R\-A\-N\-G\-E = 2 Address beyond available space for \hyperlink{class_modbus}{Modbus} registers
|
||||
|
||||
E\-X\-C\-\_\-\-R\-E\-G\-S\-\_\-\-Q\-U\-A\-N\-T = 3 Coils or registers number beyond the available space
|
||||
\end{DoxyReturn}
|
||||
|
||||
|
||||
Definition at line 409 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{group__buffer_ga6f831ecaf3678c27dafb663a28bf81f0}{\index{Modbus Buffer Management@{Modbus Buffer Management}!get\-Out\-Cnt@{get\-Out\-Cnt}}
|
||||
\index{get\-Out\-Cnt@{get\-Out\-Cnt}!Modbus Buffer Management@{Modbus Buffer Management}}
|
||||
\subsubsection[{get\-Out\-Cnt}]{\setlength{\rightskip}{0pt plus 5cm}uint16\-\_\-t Modbus\-::get\-Out\-Cnt (
|
||||
\begin{DoxyParamCaption}
|
||||
{}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__buffer_ga6f831ecaf3678c27dafb663a28bf81f0}
|
||||
|
||||
|
||||
number of outcoming messages
|
||||
|
||||
Get transmitted messages counter value This can be useful to diagnose communication.
|
||||
|
||||
\begin{DoxyReturn}{Returns}
|
||||
transmitted messages counter
|
||||
\end{DoxyReturn}
|
||||
|
||||
|
||||
Definition at line 374 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{group__buffer_ga2f39717d957a929af488c9120488fcdc}{\index{Modbus Buffer Management@{Modbus Buffer Management}!get\-State@{get\-State}}
|
||||
\index{get\-State@{get\-State}!Modbus Buffer Management@{Modbus Buffer Management}}
|
||||
\subsubsection[{get\-State}]{\setlength{\rightskip}{0pt plus 5cm}uint8\-\_\-t Modbus\-::get\-State (
|
||||
\begin{DoxyParamCaption}
|
||||
{}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__buffer_ga2f39717d957a929af488c9120488fcdc}
|
||||
Get modbus master state
|
||||
|
||||
\begin{DoxyReturn}{Returns}
|
||||
= 0 I\-D\-L\-E, = 1 W\-A\-I\-T\-I\-N\-G F\-O\-R A\-N\-S\-W\-E\-R
|
||||
\end{DoxyReturn}
|
||||
|
||||
|
||||
Definition at line 396 of file Modbus\-Rtu.\-h.
|
||||
|
||||
@@ -0,0 +1,6 @@
|
||||
\hypertarget{group__discrete}{\section{Modbus Function Codes for Discrete Coils/\-Inputs}
|
||||
\label{group__discrete}\index{Modbus Function Codes for Discrete Coils/\-Inputs@{Modbus Function Codes for Discrete Coils/\-Inputs}}
|
||||
}
|
||||
|
||||
|
||||
\subsection{Detailed Description}
|
||||
@@ -0,0 +1,117 @@
|
||||
\hypertarget{group__loop}{\section{Modbus Object Management}
|
||||
\label{group__loop}\index{Modbus Object Management@{Modbus Object Management}}
|
||||
}
|
||||
\subsection*{Functions}
|
||||
\begin{DoxyCompactItemize}
|
||||
\item
|
||||
boolean \hyperlink{group__loop_gaf6dd413191ed8a833022046873e0a063}{Modbus\-::get\-Time\-Out\-State} ()
|
||||
\begin{DoxyCompactList}\small\item\em get communication watch-\/dog timer state \end{DoxyCompactList}\item
|
||||
int8\-\_\-t \hyperlink{group__loop_ga19398cabed57b6d085d014af6c149f54}{Modbus\-::query} (\hyperlink{structmodbus__t}{modbus\-\_\-t} telegram)
|
||||
\begin{DoxyCompactList}\small\item\em only for master \end{DoxyCompactList}\item
|
||||
int8\-\_\-t \hyperlink{group__loop_ga53bde78490c1cd8e3c070a676bdcfb0d}{Modbus\-::poll} ()
|
||||
\begin{DoxyCompactList}\small\item\em cyclic poll for master \end{DoxyCompactList}\item
|
||||
int8\-\_\-t \hyperlink{group__loop_gab3ef20562fc8cee14fc85f7e276890b5}{Modbus\-::poll} (uint16\-\_\-t $\ast$regs, uint8\-\_\-t u8size)
|
||||
\begin{DoxyCompactList}\small\item\em cyclic poll for slave \end{DoxyCompactList}\end{DoxyCompactItemize}
|
||||
|
||||
|
||||
\subsection{Detailed Description}
|
||||
|
||||
|
||||
\subsection{Function Documentation}
|
||||
\hypertarget{group__loop_gaf6dd413191ed8a833022046873e0a063}{\index{Modbus Object Management@{Modbus Object Management}!get\-Time\-Out\-State@{get\-Time\-Out\-State}}
|
||||
\index{get\-Time\-Out\-State@{get\-Time\-Out\-State}!Modbus Object Management@{Modbus Object Management}}
|
||||
\subsubsection[{get\-Time\-Out\-State}]{\setlength{\rightskip}{0pt plus 5cm}boolean Modbus\-::get\-Time\-Out\-State (
|
||||
\begin{DoxyParamCaption}
|
||||
{}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__loop_gaf6dd413191ed8a833022046873e0a063}
|
||||
|
||||
|
||||
get communication watch-\/dog timer state
|
||||
|
||||
Return communication Watchdog state. It could be usefull to reset outputs if the watchdog is fired.
|
||||
|
||||
\begin{DoxyReturn}{Returns}
|
||||
T\-R\-U\-E if millis() $>$ u32time\-Out
|
||||
\end{DoxyReturn}
|
||||
|
||||
|
||||
Definition at line 350 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{group__loop_ga53bde78490c1cd8e3c070a676bdcfb0d}{\index{Modbus Object Management@{Modbus Object Management}!poll@{poll}}
|
||||
\index{poll@{poll}!Modbus Object Management@{Modbus Object Management}}
|
||||
\subsubsection[{poll}]{\setlength{\rightskip}{0pt plus 5cm}int8\-\_\-t Modbus\-::poll (
|
||||
\begin{DoxyParamCaption}
|
||||
{}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__loop_ga53bde78490c1cd8e3c070a676bdcfb0d}
|
||||
|
||||
|
||||
cyclic poll for master
|
||||
|
||||
$\ast$$\ast$$\ast$ Only for \hyperlink{class_modbus}{Modbus} Master $\ast$$\ast$$\ast$ This method checks if there is any incoming answer if pending. If there is no answer, it would change Master state to C\-O\-M\-\_\-\-I\-D\-L\-E. This method must be called only at loop section. Avoid any delay() function.
|
||||
|
||||
Any incoming data would be redirected to au16regs pointer, as defined in its \hyperlink{structmodbus__t}{modbus\-\_\-t} query telegram.
|
||||
|
||||
nothing \begin{DoxyReturn}{Returns}
|
||||
errors counter
|
||||
\end{DoxyReturn}
|
||||
|
||||
|
||||
Definition at line 513 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{group__loop_gab3ef20562fc8cee14fc85f7e276890b5}{\index{Modbus Object Management@{Modbus Object Management}!poll@{poll}}
|
||||
\index{poll@{poll}!Modbus Object Management@{Modbus Object Management}}
|
||||
\subsubsection[{poll}]{\setlength{\rightskip}{0pt plus 5cm}int8\-\_\-t Modbus\-::poll (
|
||||
\begin{DoxyParamCaption}
|
||||
\item[{uint16\-\_\-t $\ast$}]{regs, }
|
||||
\item[{uint8\-\_\-t}]{u8size}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__loop_gab3ef20562fc8cee14fc85f7e276890b5}
|
||||
|
||||
|
||||
cyclic poll for slave
|
||||
|
||||
$\ast$$\ast$$\ast$ Only for \hyperlink{class_modbus}{Modbus} Slave $\ast$$\ast$$\ast$ This method checks if there is any incoming query Afterwards, it would shoot a validation routine plus a register query Avoid any delay() function !!!! After a successful frame between the Master and the Slave, the time-\/out timer is reset.
|
||||
|
||||
|
||||
\begin{DoxyParams}{Parameters}
|
||||
{\em $\ast$regs} & register table for communication exchange \\
|
||||
\hline
|
||||
{\em u8size} & size of the register table \\
|
||||
\hline
|
||||
\end{DoxyParams}
|
||||
\begin{DoxyReturn}{Returns}
|
||||
0 if no query, 1..4 if communication error, $>$4 if correct query processed
|
||||
\end{DoxyReturn}
|
||||
|
||||
|
||||
Definition at line 588 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{group__loop_ga19398cabed57b6d085d014af6c149f54}{\index{Modbus Object Management@{Modbus Object Management}!query@{query}}
|
||||
\index{query@{query}!Modbus Object Management@{Modbus Object Management}}
|
||||
\subsubsection[{query}]{\setlength{\rightskip}{0pt plus 5cm}int8\-\_\-t Modbus\-::query (
|
||||
\begin{DoxyParamCaption}
|
||||
\item[{{\bf modbus\-\_\-t}}]{telegram}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__loop_ga19398cabed57b6d085d014af6c149f54}
|
||||
|
||||
|
||||
only for master
|
||||
|
||||
$\ast$$\ast$$\ast$ Only \hyperlink{class_modbus}{Modbus} Master $\ast$$\ast$$\ast$ Generate a query to an slave with a \hyperlink{structmodbus__t}{modbus\-\_\-t} telegram structure The Master must be in C\-O\-M\-\_\-\-I\-D\-L\-E mode. After it, its state would be C\-O\-M\-\_\-\-W\-A\-I\-T\-I\-N\-G. This method has to be called only in loop() section.
|
||||
|
||||
\begin{DoxySeeAlso}{See Also}
|
||||
\hyperlink{structmodbus__t}{modbus\-\_\-t}
|
||||
\end{DoxySeeAlso}
|
||||
|
||||
\begin{DoxyParams}{Parameters}
|
||||
{\em \hyperlink{structmodbus__t}{modbus\-\_\-t}} & modbus telegram structure (id, fct, ...)\\
|
||||
\hline
|
||||
\end{DoxyParams}
|
||||
\begin{DoxyRefDesc}{Todo}
|
||||
\item[\hyperlink{todo__todo000001}{Todo}]finish function 15 \end{DoxyRefDesc}
|
||||
|
||||
|
||||
Definition at line 425 of file Modbus\-Rtu.\-h.
|
||||
|
||||
@@ -0,0 +1,6 @@
|
||||
\hypertarget{group__register}{\section{Modbus Function Codes for Holding/\-Input Registers}
|
||||
\label{group__register}\index{Modbus Function Codes for Holding/\-Input Registers@{Modbus Function Codes for Holding/\-Input Registers}}
|
||||
}
|
||||
|
||||
|
||||
\subsection{Detailed Description}
|
||||
@@ -0,0 +1,130 @@
|
||||
\hypertarget{group__setup}{\section{Modbus Object Instantiation/\-Initialization}
|
||||
\label{group__setup}\index{Modbus Object Instantiation/\-Initialization@{Modbus Object Instantiation/\-Initialization}}
|
||||
}
|
||||
\subsection*{Functions}
|
||||
\begin{DoxyCompactItemize}
|
||||
\item
|
||||
\hyperlink{group__setup_ga101809cdd4734537bab58dc315a840b4}{Modbus\-::\-Modbus} ()
|
||||
\begin{DoxyCompactList}\small\item\em Default Constructor for Master through Serial. \end{DoxyCompactList}\item
|
||||
void \hyperlink{group__setup_ga475a4fa0fac491307b10c4529ad6d2a0}{Modbus\-::begin} (long u32speed)
|
||||
\begin{DoxyCompactList}\small\item\em Initialize class object. \end{DoxyCompactList}\item
|
||||
void \hyperlink{group__setup_ga9bd497e97ac1777d4f0d4171078d60e0}{Modbus\-::set\-I\-D} (uint8\-\_\-t u8id)
|
||||
\begin{DoxyCompactList}\small\item\em write new I\-D for the slave \end{DoxyCompactList}\item
|
||||
uint8\-\_\-t \hyperlink{group__setup_ga6449894306ff8cc5d4caff09b1b0d1ce}{Modbus\-::get\-I\-D} ()
|
||||
\begin{DoxyCompactList}\small\item\em get slave I\-D between 1 and 247 \end{DoxyCompactList}\item
|
||||
void \hyperlink{group__setup_gaf828190ebe24efb1b3b1957429f3872e}{Modbus\-::set\-Time\-Out} (uint16\-\_\-t u16timeout)
|
||||
\begin{DoxyCompactList}\small\item\em write communication watch-\/dog timer \end{DoxyCompactList}\end{DoxyCompactItemize}
|
||||
|
||||
|
||||
\subsection{Detailed Description}
|
||||
|
||||
|
||||
\subsection{Function Documentation}
|
||||
\hypertarget{group__setup_ga475a4fa0fac491307b10c4529ad6d2a0}{\index{Modbus Object Instantiation/\-Initialization@{Modbus Object Instantiation/\-Initialization}!begin@{begin}}
|
||||
\index{begin@{begin}!Modbus Object Instantiation/Initialization@{Modbus Object Instantiation/\-Initialization}}
|
||||
\subsubsection[{begin}]{\setlength{\rightskip}{0pt plus 5cm}void Modbus\-::begin (
|
||||
\begin{DoxyParamCaption}
|
||||
\item[{long}]{u32speed}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__setup_ga475a4fa0fac491307b10c4529ad6d2a0}
|
||||
|
||||
|
||||
Initialize class object.
|
||||
|
||||
Sets up the serial port using specified baud rate. Call once class has been instantiated, typically within setup().
|
||||
|
||||
\begin{DoxySeeAlso}{See Also}
|
||||
\href{http://arduino.cc/en/Serial/Begin#.Uy4CJ6aKlHY}{\tt http\-://arduino.\-cc/en/\-Serial/\-Begin\#.\-Uy4\-C\-J6a\-Kl\-H\-Y}
|
||||
\end{DoxySeeAlso}
|
||||
|
||||
\begin{DoxyParams}{Parameters}
|
||||
{\em speed} & baud rate, in standard increments (300..115200) \\
|
||||
\hline
|
||||
{\em config} & data frame settings (data length, parity and stop bits) \\
|
||||
\hline
|
||||
\end{DoxyParams}
|
||||
|
||||
|
||||
Definition at line 250 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{group__setup_ga6449894306ff8cc5d4caff09b1b0d1ce}{\index{Modbus Object Instantiation/\-Initialization@{Modbus Object Instantiation/\-Initialization}!get\-I\-D@{get\-I\-D}}
|
||||
\index{get\-I\-D@{get\-I\-D}!Modbus Object Instantiation/Initialization@{Modbus Object Instantiation/\-Initialization}}
|
||||
\subsubsection[{get\-I\-D}]{\setlength{\rightskip}{0pt plus 5cm}uint8\-\_\-t Modbus\-::get\-I\-D (
|
||||
\begin{DoxyParamCaption}
|
||||
{}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__setup_ga6449894306ff8cc5d4caff09b1b0d1ce}
|
||||
|
||||
|
||||
get slave I\-D between 1 and 247
|
||||
|
||||
Method to read current slave I\-D address.
|
||||
|
||||
\begin{DoxyReturn}{Returns}
|
||||
u8id current slave address between 1 and 247
|
||||
\end{DoxyReturn}
|
||||
|
||||
|
||||
Definition at line 323 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{group__setup_ga101809cdd4734537bab58dc315a840b4}{\index{Modbus Object Instantiation/\-Initialization@{Modbus Object Instantiation/\-Initialization}!Modbus@{Modbus}}
|
||||
\index{Modbus@{Modbus}!Modbus Object Instantiation/Initialization@{Modbus Object Instantiation/\-Initialization}}
|
||||
\subsubsection[{Modbus}]{\setlength{\rightskip}{0pt plus 5cm}Modbus\-::\-Modbus (
|
||||
\begin{DoxyParamCaption}
|
||||
{}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__setup_ga101809cdd4734537bab58dc315a840b4}
|
||||
|
||||
|
||||
Default Constructor for Master through Serial.
|
||||
|
||||
|
||||
|
||||
Definition at line 204 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{group__setup_ga9bd497e97ac1777d4f0d4171078d60e0}{\index{Modbus Object Instantiation/\-Initialization@{Modbus Object Instantiation/\-Initialization}!set\-I\-D@{set\-I\-D}}
|
||||
\index{set\-I\-D@{set\-I\-D}!Modbus Object Instantiation/Initialization@{Modbus Object Instantiation/\-Initialization}}
|
||||
\subsubsection[{set\-I\-D}]{\setlength{\rightskip}{0pt plus 5cm}void Modbus\-::set\-I\-D (
|
||||
\begin{DoxyParamCaption}
|
||||
\item[{uint8\-\_\-t}]{u8id}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__setup_ga9bd497e97ac1777d4f0d4171078d60e0}
|
||||
|
||||
|
||||
write new I\-D for the slave
|
||||
|
||||
Method to write a new slave I\-D address.
|
||||
|
||||
|
||||
\begin{DoxyParams}{Parameters}
|
||||
{\em u8id} & new slave address between 1 and 247 \\
|
||||
\hline
|
||||
\end{DoxyParams}
|
||||
|
||||
|
||||
Definition at line 310 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{group__setup_gaf828190ebe24efb1b3b1957429f3872e}{\index{Modbus Object Instantiation/\-Initialization@{Modbus Object Instantiation/\-Initialization}!set\-Time\-Out@{set\-Time\-Out}}
|
||||
\index{set\-Time\-Out@{set\-Time\-Out}!Modbus Object Instantiation/Initialization@{Modbus Object Instantiation/\-Initialization}}
|
||||
\subsubsection[{set\-Time\-Out}]{\setlength{\rightskip}{0pt plus 5cm}void Modbus\-::set\-Time\-Out (
|
||||
\begin{DoxyParamCaption}
|
||||
\item[{uint16\-\_\-t}]{u16time\-Out}
|
||||
\end{DoxyParamCaption}
|
||||
)}}\label{group__setup_gaf828190ebe24efb1b3b1957429f3872e}
|
||||
|
||||
|
||||
write communication watch-\/dog timer
|
||||
|
||||
Initialize time-\/out parameter.
|
||||
|
||||
Call once class has been instantiated, typically within setup(). The time-\/out timer is reset each time that there is a successful communication between Master and Slave. It works for both.
|
||||
|
||||
|
||||
\begin{DoxyParams}{Parameters}
|
||||
{\em time-\/out} & value (ms) \\
|
||||
\hline
|
||||
\end{DoxyParams}
|
||||
|
||||
|
||||
Definition at line 338 of file Modbus\-Rtu.\-h.
|
||||
|
||||
@@ -0,0 +1,8 @@
|
||||
\section{Modules}
|
||||
Here is a list of all modules\-:\begin{DoxyCompactList}
|
||||
\item \contentsline{section}{Modbus Object Instantiation/\-Initialization}{\pageref{group__setup}}{}
|
||||
\item \contentsline{section}{Modbus Object Management}{\pageref{group__loop}}{}
|
||||
\item \contentsline{section}{Modbus Buffer Management}{\pageref{group__buffer}}{}
|
||||
\item \contentsline{section}{Modbus Function Codes for Discrete Coils/\-Inputs}{\pageref{group__discrete}}{}
|
||||
\item \contentsline{section}{Modbus Function Codes for Holding/\-Input Registers}{\pageref{group__register}}{}
|
||||
\end{DoxyCompactList}
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|
||||
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||||
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||||
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|
||||
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||||
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||||
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||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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||||
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||||
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||||
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|
||||
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||||
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||||
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|
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%===== C O N T E N T S =====
|
||||
|
||||
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|
||||
|
||||
% Titlepage & ToC
|
||||
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|
||||
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|
||||
\begin{titlepage}
|
||||
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|
||||
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|
||||
{\Large Modbus Master and Slave for Arduino \\[1ex]\large 1.\-2 }\\
|
||||
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|
||||
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||||
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|
||||
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||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
|
||||
%--- Begin generated contents ---
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||||
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|
||||
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|
||||
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|
||||
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|
||||
\chapter{Module Index}
|
||||
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|
||||
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|
||||
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|
||||
\chapter{File Index}
|
||||
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|
||||
\chapter{Module Documentation}
|
||||
\input{group__setup}
|
||||
\include{group__loop}
|
||||
\include{group__buffer}
|
||||
\include{group__discrete}
|
||||
\include{group__register}
|
||||
\chapter{Class Documentation}
|
||||
\input{class_modbus}
|
||||
\input{structmodbus__t}
|
||||
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|
||||
\input{_modbus_rtu_8h}
|
||||
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||||
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|
||||
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|
||||
|
||||
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|
||||
@@ -0,0 +1,75 @@
|
||||
\hypertarget{structmodbus__t}{\section{modbus\-\_\-t Struct Reference}
|
||||
\label{structmodbus__t}\index{modbus\-\_\-t@{modbus\-\_\-t}}
|
||||
}
|
||||
|
||||
|
||||
Master query structure\-: This includes all the necessary fields to make the Master generate a \hyperlink{class_modbus}{Modbus} query. A Master may keep several of these structures and send them cyclically or use them according to program needs.
|
||||
|
||||
|
||||
|
||||
|
||||
{\ttfamily \#include $<$Modbus\-Rtu.\-h$>$}
|
||||
|
||||
\subsection*{Public Attributes}
|
||||
\begin{DoxyCompactItemize}
|
||||
\item
|
||||
uint8\-\_\-t \hyperlink{structmodbus__t_af78ad11f93e63022a1c279de7206358c}{u8id}
|
||||
\item
|
||||
uint8\-\_\-t \hyperlink{structmodbus__t_a57d1630d4548e5d50d79e206a48b09bc}{u8fct}
|
||||
\item
|
||||
uint16\-\_\-t \hyperlink{structmodbus__t_a224ead9ff72467696e94fba9cf06bd3c}{u16\-Reg\-Add}
|
||||
\item
|
||||
uint16\-\_\-t \hyperlink{structmodbus__t_a5b9cee9c1a9415d927543f6cf054eb43}{u16\-Coils\-No}
|
||||
\item
|
||||
uint16\-\_\-t $\ast$ \hyperlink{structmodbus__t_a36212dd6316cbffb8ea31b2a2f5ae1be}{au16reg}
|
||||
\end{DoxyCompactItemize}
|
||||
|
||||
|
||||
\subsection{Detailed Description}
|
||||
Master query structure\-: This includes all the necessary fields to make the Master generate a \hyperlink{class_modbus}{Modbus} query. A Master may keep several of these structures and send them cyclically or use them according to program needs.
|
||||
|
||||
Definition at line 48 of file Modbus\-Rtu.\-h.
|
||||
|
||||
|
||||
|
||||
\subsection{Member Data Documentation}
|
||||
\hypertarget{structmodbus__t_a36212dd6316cbffb8ea31b2a2f5ae1be}{\index{modbus\-\_\-t@{modbus\-\_\-t}!au16reg@{au16reg}}
|
||||
\index{au16reg@{au16reg}!modbus_t@{modbus\-\_\-t}}
|
||||
\subsubsection[{au16reg}]{\setlength{\rightskip}{0pt plus 5cm}uint16\-\_\-t$\ast$ modbus\-\_\-t\-::au16reg}}\label{structmodbus__t_a36212dd6316cbffb8ea31b2a2f5ae1be}
|
||||
Pointer to memory image in master
|
||||
|
||||
Definition at line 53 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{structmodbus__t_a5b9cee9c1a9415d927543f6cf054eb43}{\index{modbus\-\_\-t@{modbus\-\_\-t}!u16\-Coils\-No@{u16\-Coils\-No}}
|
||||
\index{u16\-Coils\-No@{u16\-Coils\-No}!modbus_t@{modbus\-\_\-t}}
|
||||
\subsubsection[{u16\-Coils\-No}]{\setlength{\rightskip}{0pt plus 5cm}uint16\-\_\-t modbus\-\_\-t\-::u16\-Coils\-No}}\label{structmodbus__t_a5b9cee9c1a9415d927543f6cf054eb43}
|
||||
Number of coils or registers to access
|
||||
|
||||
Definition at line 52 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{structmodbus__t_a224ead9ff72467696e94fba9cf06bd3c}{\index{modbus\-\_\-t@{modbus\-\_\-t}!u16\-Reg\-Add@{u16\-Reg\-Add}}
|
||||
\index{u16\-Reg\-Add@{u16\-Reg\-Add}!modbus_t@{modbus\-\_\-t}}
|
||||
\subsubsection[{u16\-Reg\-Add}]{\setlength{\rightskip}{0pt plus 5cm}uint16\-\_\-t modbus\-\_\-t\-::u16\-Reg\-Add}}\label{structmodbus__t_a224ead9ff72467696e94fba9cf06bd3c}
|
||||
Address of the first register to access at slave/s
|
||||
|
||||
Definition at line 51 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{structmodbus__t_a57d1630d4548e5d50d79e206a48b09bc}{\index{modbus\-\_\-t@{modbus\-\_\-t}!u8fct@{u8fct}}
|
||||
\index{u8fct@{u8fct}!modbus_t@{modbus\-\_\-t}}
|
||||
\subsubsection[{u8fct}]{\setlength{\rightskip}{0pt plus 5cm}uint8\-\_\-t modbus\-\_\-t\-::u8fct}}\label{structmodbus__t_a57d1630d4548e5d50d79e206a48b09bc}
|
||||
Function code\-: 1, 2, 3, 4, 5, 6, 15 or 16
|
||||
|
||||
Definition at line 50 of file Modbus\-Rtu.\-h.
|
||||
|
||||
\hypertarget{structmodbus__t_af78ad11f93e63022a1c279de7206358c}{\index{modbus\-\_\-t@{modbus\-\_\-t}!u8id@{u8id}}
|
||||
\index{u8id@{u8id}!modbus_t@{modbus\-\_\-t}}
|
||||
\subsubsection[{u8id}]{\setlength{\rightskip}{0pt plus 5cm}uint8\-\_\-t modbus\-\_\-t\-::u8id}}\label{structmodbus__t_af78ad11f93e63022a1c279de7206358c}
|
||||
Slave address between 1 and 247. 0 means broadcast
|
||||
|
||||
Definition at line 49 of file Modbus\-Rtu.\-h.
|
||||
|
||||
|
||||
|
||||
The documentation for this struct was generated from the following file\-:\begin{DoxyCompactItemize}
|
||||
\item
|
||||
\hyperlink{_modbus_rtu_8h}{Modbus\-Rtu.\-h}\end{DoxyCompactItemize}
|
||||
@@ -0,0 +1,6 @@
|
||||
|
||||
\begin{DoxyRefList}
|
||||
\item[\label{todo__todo000001}%
|
||||
\hypertarget{todo__todo000001}{}%
|
||||
Member \hyperlink{group__loop_ga19398cabed57b6d085d014af6c149f54}{Modbus\-:\-:query} (\hyperlink{structmodbus__t}{modbus\-\_\-t} telegram)]finish function 15
|
||||
\end{DoxyRefList}
|
||||
1546
software/firmware/libraries/modbus/documentation/rtf/refman.rtf
Normal file
1546
software/firmware/libraries/modbus/documentation/rtf/refman.rtf
Normal file
File diff suppressed because it is too large
Load Diff
Reference in New Issue
Block a user