/* Change Logs: Date Author Notes  luhuadong first version  */
int main(void)
/* Change Logs: Date Author Notes  luhuadong first version  */
int main(void)
{
    rt_kprintf("Hello, World!\n");
    led_init();
    while (1)
    {
        led_toggle();
        rt_thread_mdelay(500);
    }
    return 0;
}