gpio.hpp

[詳解]

#pragma once
 
#include "main.h"
 
#include <cstdint>
#include <functional>
#include <unordered_map>
 
namespace tutrc_harurobo_lib {
 
class GPIO {
public:
  bool init(GPIO_TypeDef *port, uint16_t pin);
  void write(bool state);
  bool read();
  void toggle();
  void set_exti_callback(std::function<void()> &&callback);
 
private:
  GPIO_TypeDef *port_;
  uint16_t pin_;
  std::function<void()> exti_callback_;
 
  static std::unordered_map<uint16_t, GPIO *> instances_;
  friend void ::HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin);
};
 
} // namespace tutrc_harurobo_lib