tm_stm32f4_exti.h

#ifndef TM_EXTI_H
#define TM_EXTI_H 140

/* C++ detection */
#ifdef __cplusplus
extern C {
#endif

#include "stm32f4xx.h"
#include "misc.h"
#include "defines.h"
#include "attributes.h"
#include "tm_stm32f4_gpio.h"

#ifndef EXTI_NVIC_PRIORITY
#define EXTI_NVIC_PRIORITY     0x0A
#endif

typedef enum {
    TM_EXTI_Result_Ok = 0x00, 
    TM_EXTI_Result_Error      
} TM_EXTI_Result_t;

typedef enum {
    TM_EXTI_Trigger_Rising = 0x00, 
    TM_EXTI_Trigger_Falling,       
    TM_EXTI_Trigger_Rising_Falling 
} TM_EXTI_Trigger_t;

TM_EXTI_Result_t TM_EXTI_Attach(GPIO_TypeDef* GPIOx, uint16_t GPIO_Line, TM_EXTI_Trigger_t trigger);

TM_EXTI_Result_t TM_EXTI_Detach(uint16_t GPIO_Line);

void TM_EXTI_DeInit(void);

#define TM_EXTI_SoftwareInterrupt(GPIO_Line)    (EXTI->SWIER |= (GPIO_Line))

__weak void TM_EXTI_Handler(uint16_t GPIO_Pin);

/* C++ detection */
#ifdef __cplusplus
}
#endif

#endif