esphome/esphome/components/ledc/ledc_output.h
Otto Winter aec02afcdc
Fix clang-tidy header filter (#2385)
* Fix clang-tidy header filter

* Allow private members

* Fix clang-tidy detections

* Run clang-format

* Fix remaining detections

* Fix graph

* Run clang-format
2021-09-24 18:02:28 +02:00

60 lines
1.5 KiB
C++

#pragma once
#include "esphome/core/component.h"
#include "esphome/core/hal.h"
#include "esphome/core/automation.h"
#include "esphome/components/output/float_output.h"
#ifdef USE_ESP32
namespace esphome {
namespace ledc {
// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
extern uint8_t next_ledc_channel;
class LEDCOutput : public output::FloatOutput, public Component {
public:
explicit LEDCOutput(InternalGPIOPin *pin) : pin_(pin) { this->channel_ = next_ledc_channel++; }
void set_channel(uint8_t channel) { this->channel_ = channel; }
void set_frequency(float frequency) { this->frequency_ = frequency; }
/// Dynamically change frequency at runtime
void update_frequency(float frequency) override;
/// Setup LEDC.
void setup() override;
void dump_config() override;
/// HARDWARE setup priority
float get_setup_priority() const override { return setup_priority::HARDWARE; }
/// Override FloatOutput's write_state.
void write_state(float state) override;
protected:
InternalGPIOPin *pin_;
uint8_t channel_{};
uint8_t bit_depth_{};
float frequency_{};
float duty_{0.0f};
bool initialized_ = false;
};
template<typename... Ts> class SetFrequencyAction : public Action<Ts...> {
public:
SetFrequencyAction(LEDCOutput *parent) : parent_(parent) {}
TEMPLATABLE_VALUE(float, frequency);
void play(Ts... x) {
float freq = this->frequency_.value(x...);
this->parent_->update_frequency(freq);
}
protected:
LEDCOutput *parent_;
};
} // namespace ledc
} // namespace esphome
#endif