/* * Copyright (c) 2006-2020, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2021-02-11 supperthomas first version * */ #include <rtthread.h> #include <rtdevice.h> #define GPIO_LED_PIN 13 int main(void) { int count = 1; rt_pin_mode(GPIO_LED_PIN, PIN_MODE_OUTPUT); while (count++) { rt_pin_write(GPIO_LED_PIN, PIN_HIGH); rt_thread_mdelay(500); rt_pin_write(GPIO_LED_PIN, PIN_LOW); rt_thread_mdelay(500); } return RT_EOK; }