Added macro for RC5 timing

src/main.c

@@ -59,7 +59,12 @@
 
 
 /*
- * NEC timing macros
+ * RC5 timing macros (microseconds)
+ */
+#define RC5_PULSE_LENGTH 889
+
+/*
+ * NEC timing macros (tenths of a millisecond)
  */
 #define NEC_START_PULSE 45
 #define NEC_END_PULSE 405
@@ -161,14 +166,14 @@ void rc5_bit(bool bit)
 {
     if (bit) {
         pwmDisableChannel(&PWMD1, 0);
-        gptPolledDelay(&GPTD4, 889);
+        gptPolledDelay(&GPTD4, RC5_PULSE_LENGTH);
         pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 5000));
-        gptPolledDelay(&GPTD4, 889);
+        gptPolledDelay(&GPTD4, RC5_PULSE_LENGTH);
     } else {
         pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 5000));
-        gptPolledDelay(&GPTD4, 889);
+        gptPolledDelay(&GPTD4, RC5_PULSE_LENGTH);
         pwmDisableChannel(&PWMD1, 0);
-        gptPolledDelay(&GPTD4, 889);
+        gptPolledDelay(&GPTD4, RC5_PULSE_LENGTH);
     }
 }