1 /* 2 * Copyright (c) 2017-2019, MindMotion AE Team 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 * 6 * Change Logs: 7 * Date Author Notes 8 * 2019-03-13 henryhuang first version 9 */ 10 11 #include <rtthread.h> 12 #include <rtdevice.h> 13 #include "hal_device.h" 14 /* defined the LED pin: PA15 */ 15 #define LED_PIN 38 main(void)16int main(void) 17 { 18 int count = 1; 19 /* set LED4 pin mode to output */ 20 rt_pin_mode(LED_PIN, PIN_MODE_OUTPUT); 21 22 while (count++) 23 { 24 rt_pin_write(LED_PIN, PIN_HIGH); 25 rt_thread_mdelay(500); 26 rt_pin_write(LED_PIN, PIN_LOW); 27 rt_thread_mdelay(500); 28 } 29 30 return RT_EOK; 31 } 32