forked from xiaozhi/xiaozhi-esp32
fit the memory usage for esp32c3
This commit is contained in:
@@ -7,10 +7,6 @@
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#define TAG "Led"
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Led::Led(gpio_num_t gpio) {
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mutex_ = xSemaphoreCreateMutex();
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blink_event_group_ = xEventGroupCreate();
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xEventGroupSetBits(blink_event_group_, BLINK_TASK_STOPPED_BIT);
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if (gpio == GPIO_NUM_NC) {
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ESP_LOGI(TAG, "Builtin LED not connected");
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return;
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@@ -29,19 +25,25 @@ Led::Led(gpio_num_t gpio) {
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led_strip_clear(led_strip_);
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SetGrey();
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esp_timer_create_args_t blink_timer_args = {
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.callback = [](void *arg) {
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auto led = static_cast<Led*>(arg);
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led->OnBlinkTimer();
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},
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.arg = this,
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.dispatch_method = ESP_TIMER_TASK,
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.name = "Blink Timer",
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.skip_unhandled_events = false,
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};
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ESP_ERROR_CHECK(esp_timer_create(&blink_timer_args, &blink_timer_));
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}
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Led::~Led() {
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StopBlinkInternal();
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esp_timer_stop(blink_timer_);
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if (led_strip_ != nullptr) {
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led_strip_del(led_strip_);
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}
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if (mutex_ != nullptr) {
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vSemaphoreDelete(mutex_);
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}
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if (blink_event_group_ != nullptr) {
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vEventGroupDelete(blink_event_group_);
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}
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}
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void Led::SetColor(uint8_t r, uint8_t g, uint8_t b) {
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@@ -54,21 +56,21 @@ void Led::TurnOn() {
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if (led_strip_ == nullptr) {
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return;
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}
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StopBlinkInternal();
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xSemaphoreTake(mutex_, portMAX_DELAY);
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std::lock_guard<std::mutex> lock(mutex_);
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esp_timer_stop(blink_timer_);
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led_strip_set_pixel(led_strip_, 0, r_, g_, b_);
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led_strip_refresh(led_strip_);
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xSemaphoreGive(mutex_);
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}
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void Led::TurnOff() {
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if (led_strip_ == nullptr) {
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return;
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}
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StopBlinkInternal();
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xSemaphoreTake(mutex_, portMAX_DELAY);
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std::lock_guard<std::mutex> lock(mutex_);
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esp_timer_stop(blink_timer_);
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led_strip_clear(led_strip_);
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xSemaphoreGive(mutex_);
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}
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void Led::BlinkOnce() {
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@@ -87,45 +89,27 @@ void Led::StartBlinkTask(int times, int interval_ms) {
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if (led_strip_ == nullptr) {
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return;
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}
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StopBlinkInternal();
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xSemaphoreTake(mutex_, portMAX_DELAY);
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std::lock_guard<std::mutex> lock(mutex_);
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esp_timer_stop(blink_timer_);
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blink_times_ = times;
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led_strip_clear(led_strip_);
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blink_counter_ = times * 2;
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blink_interval_ms_ = interval_ms;
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should_blink_ = true;
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esp_timer_start_periodic(blink_timer_, interval_ms * 1000);
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}
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xEventGroupClearBits(blink_event_group_, BLINK_TASK_STOPPED_BIT);
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xEventGroupSetBits(blink_event_group_, BLINK_TASK_RUNNING_BIT);
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void Led::OnBlinkTimer() {
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std::lock_guard<std::mutex> lock(mutex_);
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blink_counter_--;
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if (blink_counter_ & 1) {
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led_strip_set_pixel(led_strip_, 0, r_, g_, b_);
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led_strip_refresh(led_strip_);
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} else {
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led_strip_clear(led_strip_);
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xTaskCreate([](void* obj) {
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auto this_ = static_cast<Led*>(obj);
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int count = 0;
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while (this_->should_blink_ && (this_->blink_times_ == BLINK_INFINITE || count < this_->blink_times_)) {
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xSemaphoreTake(this_->mutex_, portMAX_DELAY);
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led_strip_set_pixel(this_->led_strip_, 0, this_->r_, this_->g_, this_->b_);
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led_strip_refresh(this_->led_strip_);
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xSemaphoreGive(this_->mutex_);
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vTaskDelay(this_->blink_interval_ms_ / portTICK_PERIOD_MS);
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if (!this_->should_blink_) break;
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xSemaphoreTake(this_->mutex_, portMAX_DELAY);
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led_strip_clear(this_->led_strip_);
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xSemaphoreGive(this_->mutex_);
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vTaskDelay(this_->blink_interval_ms_ / portTICK_PERIOD_MS);
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if (this_->blink_times_ != BLINK_INFINITE) count++;
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if (blink_counter_ == 0) {
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esp_timer_stop(blink_timer_);
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}
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this_->blink_task_ = nullptr;
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xEventGroupClearBits(this_->blink_event_group_, BLINK_TASK_RUNNING_BIT);
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xEventGroupSetBits(this_->blink_event_group_, BLINK_TASK_STOPPED_BIT);
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vTaskDelete(NULL);
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}, "blink", 2048, this, tskIDLE_PRIORITY, &blink_task_);
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xSemaphoreGive(mutex_);
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}
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void Led::StopBlinkInternal() {
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should_blink_ = false;
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xEventGroupWaitBits(blink_event_group_, BLINK_TASK_STOPPED_BIT, pdFALSE, pdTRUE, portMAX_DELAY);
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}
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}
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