Added old firmware and pcb design files

These are all design documents that I thought I had lost. It's may make
me cringe, but it's still cool to use it to see how far I've come.

OSU SARL/Control Board Firmware/Pick And Plate/Driver Board Revision 2.0/Firmware/Steppers.h

@@ -0,0 +1,74 @@
+/*
+ * Steppers.h
+ *
+ * Created: 8/9/2014 1:10:58 PM
+ *  Author: corwin
+ */ 
+
+
+#ifndef STEPPERS_H_
+#define STEPPERS_H_
+
+#define  F_CPU 32000000UL
+
+#include <avr/io.h>
+#include <util/delay.h>
+
+#include "DefinesAndMacros.h"
+
+#define XLEFT		0
+#define XRIGHT		1
+#define YFORWARDS	1
+#define YBACKWARDS	0
+#define ZUP			0
+#define ZDOWN		1
+
+#define XSTEPPERMM  250
+#define YSTEPERMM   250
+#define ZSTEPPERMM	323
+#define ASTEPPERMM  250	//Needs to be found
+
+typedef struct Axes{
+	PORT_t *dirPort;
+	int dirPin;
+	
+	PORT_t *stepPort;
+	int stepPin;
+	
+	char directionReversed;
+	char inManualMode;
+	
+	int stepsPerMM;
+	double mmFromZero;
+	double acceptableError;
+	
+	volatile long long steps;
+	volatile double desiredPosition;
+	
+	volatile char shouldMove;
+		
+}Axes_t;
+
+Axes_t XAxis;
+Axes_t YAxis;
+Axes_t ZAxis;
+Axes_t AAxis;
+
+char steppersEnabled;
+
+void enableSteppers();
+void disableSteppers();
+
+void calibrateAllSteppers();
+void homeAllSteppers();
+
+void homeXStepper();
+void homeYStepper();
+void homeZStepper();
+void homeAStepper();
+
+double getAxisPosition(Axes_t *axis);
+
+void setStepsOffset(Axes_t *axis);
+
+#endif /* STEPPERS_H_ */