/* * Copyright (c) 2006-2022, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2021-08-20 BruceOu first implementation */ #include <stdio.h> #include <rtthread.h> #include <rtdevice.h> #include <board.h> /* defined the LED1 pin: PB14 */ #define LED2_PIN GET_PIN(B, 14) int main(void) { int count = 1; /* set LED2 pin mode to output */ rt_pin_mode(LED2_PIN, PIN_MODE_OUTPUT); while (count++) { rt_pin_write(LED2_PIN, PIN_HIGH); rt_thread_mdelay(500); rt_pin_write(LED2_PIN, PIN_LOW); rt_thread_mdelay(500); } return RT_EOK; }