/* Change Logs: Date Author Notes  zylx first version  */
int main(void)
/* Change Logs: Date Author Notes  zylx first version  */
int main(void)
{
    HC574_SetPin(LED1,0);
    HC574_SetPin(LED2,0);
    HC574_SetPin(LED3,0);
    HC574_SetPin(LED4,0);
    while (1)
    {
        HC574_SetPin(LED1,1);
        rt_thread_mdelay(500);
        HC574_SetPin(LED1,0);
        rt_thread_mdelay(500);
    }
}