/* * This file is part of the libopencm3 project. * * Copyright (C) 2012 chrysn * * This library is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library. If not, see . */ #include #include #define ISER0 MMIO32(0xE000E100) #define ICER0 MMIO32(0xE000E180) #define ISPR0 MMIO32(0XE000E200) #define ICPR0 MMIO32(0XE000E280) /** @file Simplest implementation of the lightswitch mechanism. */ int main(void) { gpio_setup(); while(1) { if (pb0_get()) led_on(); if (pb1_get()) led_off(); }; }