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48 lines
1.2 KiB
48 lines
1.2 KiB
#ifndef _GPIO_LED_H_
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#define _GPIO_LED_H_
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#include <freertos/FreeRTOS.h>
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#include <freertos/task.h>
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#include "led.h"
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#include <driver/gpio.h>
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#include <driver/ledc.h>
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#include <esp_timer.h>
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#include <atomic>
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#include <mutex>
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class GpioLed : public Led {
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public:
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GpioLed(gpio_num_t gpio);
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GpioLed(gpio_num_t gpio, int output_invert);
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GpioLed(gpio_num_t gpio, int output_invert, ledc_timer_t timer_num, ledc_channel_t channel);
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virtual ~GpioLed();
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void OnStateChanged() override;
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void TurnOn();
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void TurnOff();
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void SetBrightness(uint8_t brightness);
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private:
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std::mutex mutex_;
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TaskHandle_t blink_task_ = nullptr;
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ledc_channel_config_t ledc_channel_ = {0};
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bool ledc_initialized_ = false;
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uint32_t duty_ = 0;
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int blink_counter_ = 0;
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int blink_interval_ms_ = 0;
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esp_timer_handle_t blink_timer_ = nullptr;
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bool fade_up_ = true;
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void StartBlinkTask(int times, int interval_ms);
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void OnBlinkTimer();
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void BlinkOnce();
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void Blink(int times, int interval_ms);
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void StartContinuousBlink(int interval_ms);
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void StartFadeTask();
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void OnFadeEnd();
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static bool FadeCallback(const ledc_cb_param_t *param, void *user_arg);
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};
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#endif // _GPIO_LED_H_
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