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watch_adc: enable ADC when checking battery; let's get rid of this footgun once and for all

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This commit is contained in:
Joey Castillo
2025-05-21 08:51:39 -04:00
parent 07a085e90b
commit 310ad3d095
10 changed files with 10 additions and 17 deletions
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legacy/watch_faces/clock/close_enough_clock_face.c
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@@ -109,9 +109,7 @@ bool close_enough_clock_face_loop(movement_event_t event, void *context) {
// check the battery voltage once a day...
if (date_time.unit.day != state->last_battery_check) {
state->last_battery_check = date_time.unit.day;
watch_enable_adc();
uint16_t voltage = watch_get_vcc_voltage();
watch_disable_adc();
// 2.2 volts will happen when the battery has maybe 5-10% remaining?
// we can refine this later.
state->battery_low = (voltage < 2200);