48 lines
573 B
C
48 lines
573 B
C
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/*
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* tim1.c
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*
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* Created on: Mar 24, 2024
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* Author: Francesco Gritti
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*/
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#include "mcu.h"
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#ifdef tim1_timebase
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void TIM1_init (void) {
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RCC_TIM1_CLK_ENABLE ();
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TIM1->CR1 = 0x0000;
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TIM1->DIER |= TIM_DIER_UIE_Msk;
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TIM1->CNT = 0x0000;
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TIM1->PSC = 23;
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TIM1->ARR = 333;
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NVIC_SetPriority (TIM1_BRK_UP_TRG_COM_IRQn, 3);
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NVIC_EnableIRQ (TIM1_BRK_UP_TRG_COM_IRQn);
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// enable timer
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TIM1->CR1 |= TIM_CR1_CEN_Msk;
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}
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__attribute__ ((weak)) void tim1_callback (void);
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void TIM1_IRQHandler (void) {
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TIM1->SR &= ~TIM_SR_UIF;
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tim1_callback ();
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}
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#endif
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