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Code Issues Releases Wiki Activity

fix

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This commit is contained in:
J. Nick Koston
2025-06-11 22:55:15 -05:00
parent c047aa47eb
commit a7bb7fc14d
2 changed files with 25 additions and 23 deletions
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31
esphome/components/esp32_touch/esp32_touch.cpp
View File

@@ -339,23 +339,23 @@ void ESP32TouchComponent::loop() {
this->setup_mode_last_log_print_ = now;
}
// Process any queued touch events
// Process any queued touch events from interrupts
TouchPadEvent event;
while (xQueueReceive(this->touch_queue_, &event, 0) == pdTRUE) {
// Find the corresponding sensor
for (auto *child : this->children_) {
if (child->get_touch_pad() == event.pad) {
child->value_ = event.value;
bool new_state;
#if !(defined(USE_ESP32_VARIANT_ESP32S2) || defined(USE_ESP32_VARIANT_ESP32S3))
new_state = child->value_ < child->get_threshold();
#else
new_state = child->value_ > child->get_threshold();
#endif
// The interrupt gives us the triggered state directly
bool new_state = event.triggered;
// Only publish if state changed
if (new_state != child->last_state_) {
child->last_state_ = new_state;
child->publish_state(new_state);
ESP_LOGD(TAG, "Touch Pad '%s' state: %s (value: %" PRIu32 ", threshold: %" PRIu32 ")",
child->get_name().c_str(), new_state ? "ON" : "OFF", event.value, child->get_threshold());
}
break;
}
@@ -401,18 +401,20 @@ void ESP32TouchComponent::on_shutdown() {
void IRAM_ATTR ESP32TouchComponent::touch_isr_handler(void *arg) {
ESP32TouchComponent *component = static_cast<ESP32TouchComponent *>(arg);
uint32_t pad_intr = touch_pad_get_status();
uint32_t pad_status = touch_pad_get_status();
touch_pad_clear_status();
// Check which pads triggered
for (int i = 0; i < TOUCH_PAD_MAX; i++) {
if ((pad_intr >> i) & 0x01) {
touch_pad_t pad = static_cast<touch_pad_t>(i);
// pad_status contains the current trigger state of all pads
// Send status update for all configured pads
for (auto *child : component->children_) {
touch_pad_t pad = child->get_touch_pad();
TouchPadEvent event;
event.pad = pad;
// Read value in ISR using HAL function (safe for all variants)
// touch_pad_read() and touch_pad_read_raw_data() use semaphores and cannot be called from ISR
// Check if this pad is currently triggered (1) or not (0)
event.triggered = (pad_status >> pad) & 0x01;
// Read current value using HAL function (safe for all variants)
event.value = touch_ll_read_raw_data(pad);
// Send to queue from ISR
BaseType_t xHigherPriorityTaskWoken = pdFALSE;
xQueueSendFromISR(component->touch_queue_, &event, &xHigherPriorityTaskWoken);
@@ -420,7 +422,6 @@ void IRAM_ATTR ESP32TouchComponent::touch_isr_handler(void *arg) {
portYIELD_FROM_ISR();
}
}
}
}
ESP32TouchBinarySensor::ESP32TouchBinarySensor(touch_pad_t touch_pad, uint32_t threshold, uint32_t wakeup_threshold)

1
esphome/components/esp32_touch/esp32_touch.h
View File

@@ -20,6 +20,7 @@ class ESP32TouchBinarySensor;
struct TouchPadEvent {
touch_pad_t pad;
uint32_t value;
bool triggered; // Whether this pad is currently in triggered state
};
class ESP32TouchComponent : public Component {