| /** | |
| * Copyright (c) 2020 Raspberry Pi (Trading) Ltd. | |
| * | |
| * SPDX-License-Identifier: BSD-3-Clause | |
| */ | |
| #include "pico/stdlib.h" | |
| int main() { | |
| #ifndef PICO_DEFAULT_LED_PIN | |
| #warning blink example requires a board with a regular LED | |
| #else | |
| const uint LED_PIN = PICO_DEFAULT_LED_PIN; | |
| gpio_init(LED_PIN); | |
| gpio_set_dir(LED_PIN, GPIO_OUT); | |
| while (true) { | |
| gpio_put(LED_PIN, 1); | |
| sleep_ms(250); | |
| gpio_put(LED_PIN, 0); | |
| sleep_ms(250); | |
| } | |
| #endif | |
| } |