/*
 * @Author       : stark1898y 1658608470@qq.com
 * @Date         : 2024-12-15 15:01:15
 * @LastEditors  : stark1898y 1658608470@qq.com
 * @LastEditTime : 2024-12-15 16:24:32
 * @FilePath     : \BLE_TYQ_CH592F - 副本\BSP\src\bsp_tim.c
 * @Description  :
 *
 * Copyright (c) 2024 by yzy, All Rights Reserved.
 */
#include "bsp_tim.h"

// tick_1ms_cnt在SysTick_Handler()中1ms +1
volatile uint32_t tick_1ms_cnt = 0;

/**
 * @description: 以SysTick（1ms）为基础
 * @return {uint32_t}
 */
uint32_t BSP_Get_Tick(void)
{
    /* Platform implementation */
    // current system clock (in 0.625ms)
    return (uint32_t)((double)TMOS_GetSystemClock() / 1.6);
}

// SysTick中断函数
__INTERRUPT
__HIGH_CODE
void SysTick_Handler()
{
    static uint8_t cnt_ms = 0;

    SysTick->SR = 0; // 清除中断标志
    tick_1ms_cnt++;

    cnt_ms++;
}