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#pragma once
#include "main.h"
#include "stdbool.h"
#include <stm32wbxx_ll_gpio.h>
#include <stm32wbxx_ll_system.h>
#include <stm32wbxx_ll_exti.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* Number of gpio on one port
*/
#define GPIO_NUMBER (16U)
/**
* Interrupt callback prototype
*/
typedef void (*GpioExtiCallback)(void* ctx);
/**
* Gpio interrupt type
*/
typedef struct {
GpioExtiCallback callback;
void* context;
volatile bool ready;
} GpioInterrupt;
/**
* Gpio modes
*/
typedef enum {
GpioModeInput,
GpioModeOutputPushPull,
GpioModeOutputOpenDrain,
GpioModeAltFunctionPushPull,
GpioModeAltFunctionOpenDrain,
GpioModeAnalog,
GpioModeInterruptRise,
GpioModeInterruptFall,
GpioModeInterruptRiseFall,
GpioModeEventRise,
GpioModeEventFall,
GpioModeEventRiseFall,
} GpioMode;
/**
* Gpio pull modes
*/
typedef enum {
GpioPullNo,
GpioPullUp,
GpioPullDown,
} GpioPull;
/**
* Gpio speed modes
*/
typedef enum {
GpioSpeedLow,
GpioSpeedMedium,
GpioSpeedHigh,
GpioSpeedVeryHigh,
} GpioSpeed;
/**
* Gpio alternate functions
*/
typedef enum {
GpioAltFn0MCO = 0, /*!< MCO Alternate Function mapping */
GpioAltFn0LSCO = 0, /*!< LSCO Alternate Function mapping */
GpioAltFn0JTMS_SWDIO = 0, /*!< JTMS-SWDIO Alternate Function mapping */
GpioAltFn0JTCK_SWCLK = 0, /*!< JTCK-SWCLK Alternate Function mapping */
GpioAltFn0JTDI = 0, /*!< JTDI Alternate Function mapping */
GpioAltFn0RTC_OUT = 0, /*!< RCT_OUT Alternate Function mapping */
GpioAltFn0JTD_TRACE = 0, /*!< JTDO-TRACESWO Alternate Function mapping */
GpioAltFn0NJTRST = 0, /*!< NJTRST Alternate Function mapping */
GpioAltFn0RTC_REFIN = 0, /*!< RTC_REFIN Alternate Function mapping */
GpioAltFn0TRACED0 = 0, /*!< TRACED0 Alternate Function mapping */
GpioAltFn0TRACED1 = 0, /*!< TRACED1 Alternate Function mapping */
GpioAltFn0TRACED2 = 0, /*!< TRACED2 Alternate Function mapping */
GpioAltFn0TRACED3 = 0, /*!< TRACED3 Alternate Function mapping */
GpioAltFn0TRIG_INOUT = 0, /*!< TRIG_INOUT Alternate Function mapping */
GpioAltFn0TRACECK = 0, /*!< TRACECK Alternate Function mapping */
GpioAltFn0SYS = 0, /*!< System Function mapping */
GpioAltFn1TIM1 = 1, /*!< TIM1 Alternate Function mapping */
GpioAltFn1TIM2 = 1, /*!< TIM2 Alternate Function mapping */
GpioAltFn1LPTIM1 = 1, /*!< LPTIM1 Alternate Function mapping */
GpioAltFn2TIM2 = 2, /*!< TIM2 Alternate Function mapping */
GpioAltFn2TIM1 = 2, /*!< TIM1 Alternate Function mapping */
GpioAltFn3SAI1 = 3, /*!< SAI1_CK1 Alternate Function mapping */
GpioAltFn3SPI2 = 3, /*!< SPI2 Alternate Function mapping */
GpioAltFn3TIM1 = 3, /*!< TIM1 Alternate Function mapping */
GpioAltFn4I2C1 = 4, /*!< I2C1 Alternate Function mapping */
GpioAltFn4I2C3 = 4, /*!< I2C3 Alternate Function mapping */
GpioAltFn5SPI1 = 5, /*!< SPI1 Alternate Function mapping */
GpioAltFn5SPI2 = 5, /*!< SPI2 Alternate Function mapping */
GpioAltFn6MCO = 6, /*!< MCO Alternate Function mapping */
GpioAltFn6LSCO = 6, /*!< LSCO Alternate Function mapping */
GpioAltFn6RF_DTB0 = 6, /*!< RF_DTB0 Alternate Function mapping */
GpioAltFn6RF_DTB1 = 6, /*!< RF_DTB1 Alternate Function mapping */
GpioAltFn6RF_DTB2 = 6, /*!< RF_DTB2 Alternate Function mapping */
GpioAltFn6RF_DTB3 = 6, /*!< RF_DTB3 Alternate Function mapping */
GpioAltFn6RF_DTB4 = 6, /*!< RF_DTB4 Alternate Function mapping */
GpioAltFn6RF_DTB5 = 6, /*!< RF_DTB5 Alternate Function mapping */
GpioAltFn6RF_DTB6 = 6, /*!< RF_DTB6 Alternate Function mapping */
GpioAltFn6RF_DTB7 = 6, /*!< RF_DTB7 Alternate Function mapping */
GpioAltFn6RF_DTB8 = 6, /*!< RF_DTB8 Alternate Function mapping */
GpioAltFn6RF_DTB9 = 6, /*!< RF_DTB9 Alternate Function mapping */
GpioAltFn6RF_DTB10 = 6, /*!< RF_DTB10 Alternate Function mapping */
GpioAltFn6RF_DTB11 = 6, /*!< RF_DTB11 Alternate Function mapping */
GpioAltFn6RF_DTB12 = 6, /*!< RF_DTB12 Alternate Function mapping */
GpioAltFn6RF_DTB13 = 6, /*!< RF_DTB13 Alternate Function mapping */
GpioAltFn6RF_DTB14 = 6, /*!< RF_DTB14 Alternate Function mapping */
GpioAltFn6RF_DTB15 = 6, /*!< RF_DTB15 Alternate Function mapping */
GpioAltFn6RF_DTB16 = 6, /*!< RF_DTB16 Alternate Function mapping */
GpioAltFn6RF_DTB17 = 6, /*!< RF_DTB17 Alternate Function mapping */
GpioAltFn6RF_DTB18 = 6, /*!< RF_DTB18 Alternate Function mapping */
GpioAltFn6RF_MISO = 6, /*!< RF_MISO Alternate Function mapping */
GpioAltFn6RF_MOSI = 6, /*!< RF_MOSI Alternate Function mapping */
GpioAltFn6RF_SCK = 6, /*!< RF_SCK Alternate Function mapping */
GpioAltFn6RF_NSS = 6, /*!< RF_NSS Alternate Function mapping */
GpioAltFn7USART1 = 7, /*!< USART1 Alternate Function mapping */
GpioAltFn8LPUART1 = 8, /*!< LPUART1 Alternate Function mapping */
GpioAltFn8IR = 8, /*!< IR Alternate Function mapping */
GpioAltFn9TSC = 9, /*!< TSC Alternate Function mapping */
GpioAltFn10QUADSPI = 10, /*!< QUADSPI Alternate Function mapping */
GpioAltFn10USB = 10, /*!< USB Alternate Function mapping */
GpioAltFn11LCD = 11, /*!< LCD Alternate Function mapping */
GpioAltFn12COMP1 = 12, /*!< COMP1 Alternate Function mapping */
GpioAltFn12COMP2 = 12, /*!< COMP2 Alternate Function mapping */
GpioAltFn12TIM1 = 12, /*!< TIM1 Alternate Function mapping */
GpioAltFn13SAI1 = 13, /*!< SAI1 Alternate Function mapping */
GpioAltFn14TIM2 = 14, /*!< TIM2 Alternate Function mapping */
GpioAltFn14TIM16 = 14, /*!< TIM16 Alternate Function mapping */
GpioAltFn14TIM17 = 14, /*!< TIM17 Alternate Function mapping */
GpioAltFn14LPTIM2 = 14, /*!< LPTIM2 Alternate Function mapping */
GpioAltFn15EVENTOUT = 15, /*!< EVENTOUT Alternate Function mapping */
GpioAltFnUnused = 16, /*!< just dummy value */
} GpioAltFn;
/**
* Gpio structure
*/
typedef struct {
GPIO_TypeDef* port;
uint16_t pin;
} GpioPin;
/**
* GPIO initialization function, simple version
* @param gpio GpioPin
* @param mode GpioMode
*/
void hal_gpio_init_simple(const GpioPin* gpio, const GpioMode mode);
/**
* GPIO initialization function, normal version
* @param gpio GpioPin
* @param mode GpioMode
* @param pull GpioPull
* @param speed GpioSpeed
*/
void hal_gpio_init(
const GpioPin* gpio,
const GpioMode mode,
const GpioPull pull,
const GpioSpeed speed);
/**
* GPIO initialization function, extended version
* @param gpio GpioPin
* @param mode GpioMode
* @param pull GpioPull
* @param speed GpioSpeed
* @param alt_fn GpioAltFn
*/
void hal_gpio_init_ex(
const GpioPin* gpio,
const GpioMode mode,
const GpioPull pull,
const GpioSpeed speed,
const GpioAltFn alt_fn);
/**
* Add and enable interrupt
* @param gpio GpioPin
* @param cb GpioExtiCallback
* @param ctx context for callback
*/
void hal_gpio_add_int_callback(const GpioPin* gpio, GpioExtiCallback cb, void* ctx);
/**
* Enable interrupt
* @param gpio GpioPin
*/
void hal_gpio_enable_int_callback(const GpioPin* gpio);
/**
* Disable interrupt
* @param gpio GpioPin
*/
void hal_gpio_disable_int_callback(const GpioPin* gpio);
/**
* Remove interrupt
* @param gpio GpioPin
*/
void hal_gpio_remove_int_callback(const GpioPin* gpio);
/**
* GPIO write pin
* @param gpio GpioPin
* @param state true / false
*/
static inline void hal_gpio_write(const GpioPin* gpio, const bool state) {
// writing to BSSR is an atomic operation
if(state == true) {
gpio->port->BSRR = gpio->pin;
} else {
gpio->port->BSRR = (uint32_t)gpio->pin << GPIO_NUMBER;
}
}
/**
* GPIO read pin
* @param gpio GpioPin
* @return true / false
*/
static inline bool hal_gpio_read(const GpioPin* gpio) {
if((gpio->port->IDR & gpio->pin) != 0x00U) {
return true;
} else {
return false;
}
}
/**
* Get RFID IN level
* @return false = LOW, true = HIGH
*/
bool hal_gpio_get_rfid_in_level();
#ifdef __cplusplus
}
#endif
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