diff options
| -rw-r--r-- | shared-module/_pew/PewPew.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/shared-module/_pew/PewPew.c b/shared-module/_pew/PewPew.c index 755b88394..c1d6aa5c3 100644 --- a/shared-module/_pew/PewPew.c +++ b/shared-module/_pew/PewPew.c @@ -74,17 +74,11 @@ void pew_init() { } if (pewpew_tc_index == 0xff) { // Find a spare timer. - Tc *tc = NULL; - int8_t index = TC_INST_NUM - 1; - for (; index >= 0; index--) { - if (tc_insts[index]->COUNT16.CTRLA.bit.ENABLE == 0) { - tc = tc_insts[index]; - break; - } - } - if (tc == NULL) { + uint8_t index = find_free_timer(); + if (index == 0xff) { mp_raise_RuntimeError(translate("")); } + Tc *tc = tc_insts[index]; pewpew_tc_index = index; set_timer_handler(true, index, TC_HANDLER_PEW); |