1 /*
2  * Copyright (c) 2006-2021, RT-Thread Development Team
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Change Logs:
7  * Date           Author       Notes
8  * 2020-04-29     supperthomas first version
9  *
10  */
11 
12 #include <rtthread.h>
13 #include <rtdevice.h>
14 #define DK_BOARD_LED_1  17
15 #define DK_BOARD_LED_2  18
16 
main(void)17 int main(void)
18 {
19     int count = 1;
20     rt_pin_mode(DK_BOARD_LED_1, PIN_MODE_OUTPUT);
21 
22     while (count++)
23     {
24         rt_pin_write(DK_BOARD_LED_1, PIN_HIGH);
25         rt_thread_mdelay(500);
26 
27         rt_pin_write(DK_BOARD_LED_1, PIN_LOW);
28         rt_thread_mdelay(500);
29     }
30     return RT_EOK;
31 }
32 
33