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-rw-r--r--src/avr/timer.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/avr/timer.c b/src/avr/timer.c
index 1b281ec9..17f3e913 100644
--- a/src/avr/timer.c
+++ b/src/avr/timer.c
@@ -156,8 +156,10 @@ static struct timer wrap_timer = {
#define TIMER_IDLE_REPEAT_TICKS 8000
#define TIMER_REPEAT_TICKS 3000
-#define TIMER_MIN_TRY_TICKS 60 // 40 ticks to exit irq; 20 ticks of progress
-#define TIMER_DEFER_REPEAT_TICKS 200
+#define TIMER_MIN_ENTRY_TICKS 44
+#define TIMER_MIN_EXIT_TICKS 47
+#define TIMER_MIN_TRY_TICKS (TIMER_MIN_ENTRY_TICKS + TIMER_MIN_EXIT_TICKS)
+#define TIMER_DEFER_REPEAT_TICKS 256
// Hardware timer IRQ handler - dispatch software timers
ISR(TIMER1_COMPA_vect)