forked from trocache/RefKEIL
54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
#include "Driver_GPIO.h"
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#include "Driver_Timer.h"
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int main (void){
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//Déclaration d'une LED et d'un BP par structure GPIO
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MyGPIO_Struct_TypeDef LED;
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MyGPIO_Struct_TypeDef BP;
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//Déclaration d'un Timer 500 ms
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MyTimer_Struct_TypeDef TIM500ms;
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//Config LED PA5
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LED.GPIO_Conf = Out_Ppull;
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LED.GPIO_Pin = 5;
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LED.GPIO = GPIOA;
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MyGPIO_Init (&LED) ;
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//Config BP PC13
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BP.GPIO_Conf = In_Floating;
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BP.GPIO_Pin = 13;
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BP.GPIO = GPIOC;
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//Init BP & LED
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MyGPIO_Init (&LED);
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MyGPIO_Init (&BP);
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//Init Timer 2 et Test
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TIM500ms.Timer = TIM2;
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TIM500ms.PSC = 0xD2F0; // =0.5ms(calculé à partir de la fréquence du micro)
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TIM500ms.ARR = 1000;
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MyTimer_Base_Init(&TIM500ms);
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TIM2->DIER |= 1<< 0 ; //INTERRUPTION PERIPH
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//TIM2->DIER |= TIM_DIER_UIE ;
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NVIC->ISER[0] |= 1<<TIM2_IRQn ; //INTERRUPTION COEUR
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NVIC->IP[TIM2_IRQn] = 2<< 4 ;
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MyTimer_Base_Start(TIM500ms.Timer);
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//Boucle infinie de la réponse de la LED à l'état BP
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while(1){
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// if (MyGPIO_Read(BP.GPIO,BP.GPIO_Pin)==0){
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// MyGPIO_Set(LED.GPIO,LED.GPIO_Pin);
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// }else{
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// MyGPIO_Reset(LED.GPIO,LED.GPIO_Pin);
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// }
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}
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}
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void TIM2_IRQHandler (void)
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{
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MyGPIO_Toggle(GPIOA,5);
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TIM2->SR &= ~(1<<0);
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}
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