26 lines
576 B
C
26 lines
576 B
C
#include "FreeRTOS.h"
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#include "task.h"
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/* Device */
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#include "ch32x035.h"
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#include "system_ch32x035.h"
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/**
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* @brief Initialize SysTick interrupt.
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*
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*/
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void vPortSetupTimerInterrupt(void) {
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/* Configure SysTick and interrupts. */
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SysTick->SR = 0UL;
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SysTick->CTLR = 0UL;
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SysTick->CNT = 0UL;
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NVIC_EnableIRQ(SysTicK_IRQn);
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SysTick->CMP = (uint64_t)((SystemCoreClock / (configTICK_RATE_HZ * 8)) - 1);
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SysTick->CTLR = 0x1A; /* COUNTDOWN | AUTO RELOAD | HCLK/8 | INT */
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SysTick->CTLR |= 0x20; /* INIT */
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SysTick->CTLR |= 0x01; /* EN */
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}
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