SQUASH: Revert "Remove AVROPENDOUS support"

This reverts commit 6978906.

See billroy#20 (comment)

src/bitlash.h

@@ -188,6 +188,58 @@
 #define USER_FUNCTIONS
 #endif
 
+///////////////////////////////////////////////////////
+//
+//	AVROPENDOUS and TEENSY BUILD OPTIONS
+//
+#if defined(__AVR_AT90USB162__)
+
+//#define AVROPENDOUS_BUILD
+#if defined(AVROPENDOUS_BUILD)
+#define MINIMUM_FREE_RAM 20
+#define NUMPINS 24
+#undef HARDWARE_SERIAL_TX
+#undef SOFTWARE_SERIAL_TX
+void beginSerial(unsigned long baud) { ; }
+#define serialAvailable usbAvailable
+#define serialRead usbRead
+#define serialWrite usbWrite
+#include <util/delay.h>
+#endif	// defined AVRO
+
+#define TEENSY
+#ifdef TEENSY
+#endif	// defined TEENSY
+
+#endif	// defined '162
+
+
+///////////////////////////////////////////////////////
+//
+//	ATMega32U4 BUILD OPTIONS
+//
+#if defined(__AVR_ATmega32U4__)
+
+//#define AVROPENDOUS_BUILD
+#if defined(AVROPENDOUS_BUILD)
+#define MINIMUM_FREE_RAM 50
+#define NUMPINS 40
+#undef HARDWARE_SERIAL_TX
+#undef SOFTWARE_SERIAL_TX
+void beginSerial(unsigned long baud) { ; }
+#define serialAvailable usbAvailable
+#define serialRead usbRead
+#define serialWrite usbWrite
+#include <util/delay.h>
+#endif	// AVRO
+
+#define TEENSY2
+#if defined(TEENSY2)
+#endif	// TEENSY2
+
+#endif	// defined '32U4
+
+
 ///////////////////////////////////////////////////////
 //
 // SD CARD SUPPORT: Enable the SDFILE define for SD card script-in-file support
@@ -262,6 +314,18 @@ typedef int numvar;
 typedef unsigned int unumvar;
 #endif		// arduino_build
 
+
+#ifdef AVROPENDOUS_BUILD
+// USB integration
+uint8_t usbAvailable(void);
+int usbRead(void);
+void usbWrite(uint8_t);
+void usbMouseOn(void);
+void usbMouseOff(void);
+void connectBitlash(void);
+#endif	// avropendous
+
+
 // Function prototypes