stm32 systick

https://blog.csdn.net/weixin_34130389/article/details/93806424

https://blog.csdn.net/weixin_51036987/article/details/125916714

 

中断函数：

void SysTick_Handler(void)
{
    /* USER CODE BEGIN SysTick_IRQn 0 */
    if (TimingDelay != 0x00)
    {
        TimingDelay--;
    }
    /* USER CODE END SysTick_IRQn 0 */
    HAL_IncTick();
    /* USER CODE BEGIN SysTick_IRQn 1 */

    /* USER CODE END SysTick_IRQn 1 */
}