flipperzero-firmware/firmware/targets/local/api-hal/api-hal-gpio.h

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#pragma once
#include "main.h"
#include "stdbool.h"
// hw-api
typedef char GPIO_TypeDef;
typedef enum {
GpioModeInput,
GpioModeOutputPushPull,
GpioModeOutputOpenDrain,
GpioModeAltFunctionPushPull,
GpioModeAltFunctionOpenDrain,
GpioModeAnalog,
GpioModeInterruptRise,
GpioModeInterruptFall,
GpioModeInterruptRiseFall,
GpioModeEventRise,
GpioModeEventFall,
GpioModeEventRiseFall,
} GpioMode;
typedef enum {
GpioSpeedLow,
GpioSpeedMedium,
GpioSpeedHigh,
GpioSpeedVeryHigh,
} GpioSpeed;
typedef enum {
GpioPullNo,
GpioPullUp,
GpioPullDown,
} GpioPull;
typedef struct {
GPIO_TypeDef* port;
uint16_t pin;
} GpioPin;
// init GPIO
void hal_gpio_init(GpioPin* gpio, GpioMode mode, GpioPull pull, GpioSpeed speed);
// write value to GPIO, false = LOW, true = HIGH
void hal_gpio_write(GpioPin* gpio, bool state);
// read value from GPIO, false = LOW, true = HIGH
bool hal_gpio_read(GpioPin* gpio);