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pin alarm configures pins again before deep sleep

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This commit is contained in:
Max Holliday 2021-10-21 10:03:46 -07:00
parent e74a8e38fe
commit 397b2f6bb5
1 changed files with 10 additions and 0 deletions
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10
ports/atmel-samd/common-hal/alarm/pin/PinAlarm.c
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@ -185,6 +185,16 @@ void alarm_pin_pinalarm_set_alarms(bool deep_sleep, size_t n_alarms, const mp_ob
for (size_t i = 0; i < n_alarms; i++) {
if (mp_obj_is_type(alarms[i], &alarm_pin_pinalarm_type)) {
alarm_pin_pinalarm_obj_t *alarm = MP_OBJ_TO_PTR(alarms[i]);
gpio_set_pin_function(alarm->pin->number, GPIO_PIN_FUNCTION_A);
if (alarm->pull) {
if (alarm->value) {
// detect rising edge means pull down
gpio_set_pin_pull_mode(alarm->pin->number, GPIO_PULL_DOWN);
} else {
// detect falling edge means pull up
gpio_set_pin_pull_mode(alarm->pin->number, GPIO_PULL_UP);
}
}
if (deep_sleep) {
// Tamper Pins: IN0:PB00; IN1:PB02; IN2:PA02; IN3:PC00; IN4:PC01; OUT:PB01
// Only these pins can do TAMPER