/* * Copyright (c) 2006-2022, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2022-12-19 BruceOu first version */ #include #include #include /* defined the LED1 pin: PA8 */ #define LED1_PIN GET_PIN(A, 8) int main (void) { /* set LED1 pin mode to output */ rt_pin_mode(LED1_PIN, PIN_MODE_OUTPUT); while (1) { rt_pin_write(LED1_PIN, PIN_HIGH); rt_thread_mdelay(500); rt_pin_write(LED1_PIN, PIN_LOW); rt_thread_mdelay(500); } }