Alternate wiring support

Alternate wiring for SparkFun Pro Micro
MrBlinky · Feb 3, 2018 · 73a493c · 73a493c
1 parent 972fe81
commit 73a493c
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/ArduboyTones.h b/src/ArduboyTones.h
@@ -125,10 +125,17 @@ THE SOFTWARE.
   #define TONE_PIN_DDR DDRC
   #define TONE_PIN PORTC6
   #define TONE_PIN_MASK _BV(TONE_PIN)
+#ifndef AB_ALTERNATE_WIRING
   // Arduboy speaker pin 2 = Arduino pin 13 = ATmega32u4 PC7
   #define TONE_PIN2_PORT PORTC
   #define TONE_PIN2_DDR DDRC
   #define TONE_PIN2 PORTC7
+#else
+  // Arduboy speaker pin 2 = Pro Micro pin 6 = ATmega32u4 PD7
+  #define TONE_PIN2_PORT PORTD
+  #define TONE_PIN2_DDR DDRD
+  #define TONE_PIN2 PORTD7
+#endif  
   #define TONE_PIN2_MASK _BV(TONE_PIN2)
 #else
   // DevKit speaker pin 1 = Arduino pin A2 = ATmega32u4 PF5