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[status_led] Use millis() to survive blocking waits via feed_wdt

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This commit is contained in:
J. Nick Koston
2026-04-11 00:07:22 -10:00
parent fcd1aa5a40
commit f6311c3846
1 changed files with 6 additions and 2 deletions
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esphome/components/status_led/status_led.cpp
+6 -2
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@@ -25,10 +25,14 @@ void StatusLED::dump_config() {
}
void StatusLED::loop() {
const uint32_t app_state = App.get_app_state();
// Use millis() rather than App.get_loop_component_start_time() because this loop is also
// dispatched from Application::feed_wdt() during long blocking operations, where the cached
// per-component timestamp doesn't advance and would freeze the blink pattern.
const uint32_t now = millis();
if ((app_state & STATUS_LED_ERROR) != 0u) {
this->pin_->digital_write(App.get_loop_component_start_time() % ERROR_PERIOD_MS < ERROR_ON_MS);
this->pin_->digital_write(now % ERROR_PERIOD_MS < ERROR_ON_MS);
} else if ((app_state & STATUS_LED_WARNING) != 0u) {
this->pin_->digital_write(App.get_loop_component_start_time() % WARNING_PERIOD_MS < WARNING_ON_MS);
this->pin_->digital_write(now % WARNING_PERIOD_MS < WARNING_ON_MS);
} else {
this->pin_->digital_write(false);
this->disable_loop();