/* Initialize the timer(default is Systick) used as delay timer.  */
__WEAK void FL_DelayInit(void)
/* Initialize the timer(default is Systick) used as delay timer.  */
__WEAK void FL_DelayInit(void)
{
    SysTick->CTRL |= SysTick_CTRL_CLKSOURCE_Msk;
    SysTick->CTRL |= SysTick_CTRL_ENABLE_Msk;
}