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Avoid polling for GPIO binary sensors when possible

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J. Nick Koston
2025-06-17 13:20:41 +02:00
parent 2bbe08cee0
commit e8547b16f6
1 changed files with 6 additions and 3 deletions
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9
esphome/components/gpio/binary_sensor/gpio_binary_sensor.h
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@@ -21,10 +21,13 @@ class GPIOBinarySensorStore {
} }
bool has_changed() { bool has_changed() {
InterruptLock lock; // No lock needed: single writer (ISR) / single reader (main loop) pattern
bool changed = this->changed_; // Volatile bool operations are atomic on all ESPHome-supported platforms
if (!this->changed_) {
return false;
}
this->changed_ = false; this->changed_ = false;
return changed; return true;
} }
protected: protected: