73 lines
1.8 KiB
C
Executable file
73 lines
1.8 KiB
C
Executable file
#include "IT.h"
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static void (*p_IT_functions[4])(void); // Pour créer l'array des fonctions
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void MyTimer_ActiveIT(TIM_TypeDef *Timer, char Prio,void(*IT_function)(void)) {
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//Enable interruption requisition
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Timer->DIER |= TIM_DIER_UIE; // Update interrupt enable
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//Id the interruption timer routine
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IRQn_Type IRQn;
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int timer_index = -1; // Indice pour notre array des pointeurs
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if (Timer == TIM2) {
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IRQn = TIM2_IRQn;
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timer_index = 0;
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} else if (Timer == TIM3) {
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IRQn = TIM3_IRQn;
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timer_index = 1;
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} else if (Timer == TIM4) {
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IRQn = TIM4_IRQn;
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timer_index = 2;
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}
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// Keep the pointer of the valid timer function
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if (timer_index != -1) {
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p_IT_functions[timer_index] = IT_function; // index the function
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} else {
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return; // Timer invalid
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}
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// set interruption priority
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NVIC_SetPriority(IRQn, Prio);
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// Enable routine
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NVIC_EnableIRQ(IRQn);
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}
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void TIM2_IRQHandler(void) {
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// Clean flag
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TIM2->SR &= ~TIM_SR_UIF; // Drapeau d'interuption
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//Call function
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if (p_IT_functions[0] != 0) {
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p_IT_functions[0](); // Execute fonction
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}
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};
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void TIM3_IRQHandler(void) {
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// Clean flag
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TIM3->SR &= ~TIM_SR_UIF;
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//Call function
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if (p_IT_functions[1] != 0) {
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p_IT_functions[1](); // Execute function
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}
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};
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void TIM4_IRQHandler(void) {
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// Clean flag
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TIM4->SR &= ~TIM_SR_UIF;
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//Call function
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if (p_IT_functions[2] != 0) {
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p_IT_functions[2](); // Execute function
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}
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};
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// IT PWM
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void TIM1_CC_IRQHandler(void) {
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// Clean flag
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TIM1 -> DIER &= ~TIM_DIER_CC1IE;
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//Set bit
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GPIOA -> ODR |= (0x1 << 8);
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};
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void TIM1_UP_IRQHandler(void) {
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// Clean flag
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TIM1-> DIER &= ~TIM_DIER_TIE;
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//Reset bit
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GPIOA -> ODR &= ~(0x1 << 8);
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};
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