debug: trace current instruction pointer

1 files changed, 1 insertions, 0 deletions

diff --git a/tick.c b/tick.c
index 76ebcc0..a99b303 100644
--- a/tick.c
+++ b/tick.c
@@ -8,6 +8,7 @@ static union {
 ISR(TIMER1_COMPA_vect)
 {
 	systick.u32++;
+//	dbg_dump_ret();
 }
 
 static void uart_puttick(void)