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Properly turn off power pins at shutdown for m3 (#8935)

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Jonathan Bennett
2025-12-11 10:23:45 -06:00
committed by GitHub
parent 3b2a1547de
commit a8fa5f25cb
1 changed files with 11 additions and 0 deletions
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11
variants/nrf52840/ELECROW-ThinkNode-M3/variant.cpp
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@@ -63,9 +63,20 @@ void initVariant()
// called from main-nrf52.cpp during the cpuDeepSleep() function
void variant_shutdown()
{
digitalWrite(red_LED_PIN, HIGH);
digitalWrite(green_LED_PIN, HIGH);
digitalWrite(LED_BLUE, HIGH);
digitalWrite(PIN_EN1, LOW);
digitalWrite(PIN_EN2, LOW);
digitalWrite(EEPROM_POWER, LOW);
digitalWrite(KEY_POWER, LOW);
digitalWrite(DHT_POWER, LOW);
digitalWrite(ACC_POWER, LOW);
digitalWrite(Battery_POWER, LOW);
digitalWrite(GPS_POWER, LOW);
// This sets the pin to OUTPUT and LOW for the pins *not* in the if block.
for (int pin = 0; pin < 48; pin++) {
if (pin == PIN_POWER_USB || pin == BUTTON_PIN || pin == PIN_EN1 || pin == PIN_EN2 || pin == DHT_POWER ||
pin == ACC_POWER || pin == Battery_POWER || pin == GPS_POWER || pin == LR1110_SPI_MISO_PIN ||