/* * Author: Thomas Ingleby <thomas.c.ingleby@intel.com> * Copyright (c) 2014 Intel Corporation. * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "stdio.h" #include "unistd.h" #include "mraa.h" int main(int argc, char** argv) { mraa_init(); fprintf(stdout, "MRAA Version: %s\nStarting Read on IO6\n", mraa_get_version()); //! [Interesting] mraa_gpio_context gpio; gpio = mraa_gpio_init(6); mraa_gpio_dir(gpio, MRAA_GPIO_IN); for (;;) { fprintf(stdout, "Gpio is %d\n", mraa_gpio_read(gpio)); sleep(1); } mraa_gpio_close(gpio); //! [Interesting] return 0; }