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Begin functionality for EXTI callbacks

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Luca Lizaranzu
2025-09-05 21:21:35 -07:00
parent 64fb4e4a23
commit 8b4402e4c8
6 changed files with 120 additions and 3 deletions
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41
SHAL/Include/Peripheral/EXT/SHAL_EXTI_CALLBACK.h Normal file
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/**
******************************************************************************
* @file SHAL_TIM.h
* @author Luca Lizaranzu
* @brief Callbacks for external interrupts
******************************************************************************
*/
#ifndef SHMINGO_HAL_SHAL_EXTI_CALLBACK_H
#define SHMINGO_HAL_SHAL_EXTI_CALLBACK_H
#include "SHAL_CORE.h"
#include "SHAL_GPIO_REG_F072xB.h"
#define DEFINE_EXTI_IRQ(EXTI_Channel) \
extern "C" void EXTI##EXTI_Channel##_IRQHandler(void) { \
if (EXTI->PR & (1 << EXTI_Channel)) { \
EXTI->PR |= (1 << EXTI_Channel); /*clear flag */ \
auto cb = EXTI_callbacks[EXTI_Channel]; \
if (cb) cb(); \
}; \
};
#define DEFINE_MULTI_EXTI_IRQ(EXTI_Channel_Min, EXTI_Channel_Max) \
extern "C" void EXTI##EXTI_Channel_Max##_##EXTI_Channel_Min##_IRQHandler(void) { \
for(uint8_t line = EXTI_Channel_Min; line <= EXTI_Channel_Max; line++){ \
if (EXTI->PR & (1 << line)) { \
EXTI->PR |= (1 << line); /*clear flag */ \
auto cb = EXTI_callbacks[line]; \
if (cb) cb(); \
}; \
} \
};
typedef void (*EXTICallback)(); //Typedef for callback function
[[maybe_unused]] static EXTICallback EXTI_callbacks[NUM_EXTI_LINES] = {nullptr}; //Timer IRQ Callback table
void registerEXTICallback(GPIO_Key key, EXTICallback callback);
#endif //SHMINGO_HAL_SHAL_EXTI_CALLBACK_H