Add support for buzzer

2020-11-23 19:37:23 +01:00
parent 8a13a13a7c
commit 8ea908b8fd
13 changed files with 3996 additions and 2601 deletions
--- a/firmware/ptimer.c
+++ b/firmware/ptimer.c
@@ -3,10 +3,12 @@
 #include "ptimer.h"

 volatile uint16_t tim_debounce;
+volatile uint8_t tim_buz;

 void ptimer_init(void)
 {
  tim_debounce = 0;
+  tim_buz = 0;

  TCCR2 |= (1<<WGM21);
  TCCR2 |= (1<<CS22) | (1<<CS21) | (1<<CS20);
@@ -18,4 +20,5 @@ void ptimer_init(void)
 ISR(TIMER2_COMP_vect)
 {
  if(tim_debounce) --tim_debounce;  
+  if(tim_buz) --tim_buz;
 }