From 8936d91f1132821ac37b47f7ea103d57f036d228 Mon Sep 17 00:00:00 2001
From: Bassam Husain <bassam.husain@gmail.com>
Date: Sun, 29 Jan 2023 17:46:40 -0500
Subject: [PATCH] Added beep macro.

---
 macros/beeper.cfg | 21 +++++++++++++++++++++
 printer.cfg       |  1 +
 2 files changed, 22 insertions(+)
 create mode 100644 macros/beeper.cfg

diff --git a/macros/beeper.cfg b/macros/beeper.cfg
new file mode 100644
index 0000000..0795af5
--- /dev/null
+++ b/macros/beeper.cfg
@@ -0,0 +1,21 @@
+[output_pin beeper]
+pin: PC6
+value: 0
+shutdown_value: 0
+pwm: True
+cycle_time: 0.0005 ; Default beeper tone in kHz. 1 / 0.0005 = 2000Hz (2kHz)
+
+[gcode_macro BEEP]
+description: "BEEP I=3 DUR=200 FREQ=2000: Beep 3 times, for 200ms each, at 2kHz frequency."
+gcode:
+    # Parameters
+    {% set i = params.I|default(1)|int %}           ; Iterations (number of times to beep).
+    {% set dur = params.DUR|default(100)|int %}     ; Duration/wait of each beep in ms. Default 100ms.
+    {% set freq = params.FREQ|default(2000)|int %}  ; Frequency in Hz. Default 2kHz.
+
+    {% for iteration in range(i|int) %}
+        SET_PIN PIN=beeper VALUE=0.8 CYCLE_TIME={ 1.0/freq if freq > 0 else 1 }
+        G4 P{dur}
+        SET_PIN PIN=beeper VALUE=0
+        G4 P{dur}
+    {% endfor %}
diff --git a/printer.cfg b/printer.cfg
index 8899052..6df48f0 100644
--- a/printer.cfg
+++ b/printer.cfg
@@ -14,6 +14,7 @@
 [include ./macros/TEST_SPEED.cfg]
 [include ./macros/PARKING.cfg]
 [include ./macros/MECHANICAL_GANTRY_CALIBRATION.cfg]
+[include ./macros/beeper.cfg]
 # Uncomment the following line if you're using an adxl345, and have it setup
 # [include ./adxl-rp2040.cfg]