Function fadeOutScreen

src/core/powerSave.cpp:8–14

#define SCREEN_OFF_DELAY 5000

void fadeOutScreen(int startValue) {
    for (int brightValue = startValue; brightValue >= 0; brightValue -= 1) {
        setBrightness(max(brightValue, 0), false);
        delay(5);
    }
    turnOffDisplay();
}

void checkPowerSaveTime() {
    if (bruceConfig.dimmerSet == 0) return;