/* * Author: Zion Orent * Copyright (c) 2015 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. */ #pragma once #include #include namespace upm { /** * @brief Grove O2 Oxygen Gas Sensor library * @defgroup o2 libupm-o2 * @ingroup seeed analog gaseous */ /** * @library o2 * @sensor o2 * @comname Oxygen (O2) Concentration Sensor * @altname Grove O2 Sensor * @type gaseous * @man seeed * @con analog * @web http://wiki.seeed.cc/Grove-Gas_Sensor-O2/ * * @brief API for the Grove O2 Oxygen Gas Sensor * * The Grove O2 Oxygen Gas sensor measures the oxygen concentration in the air * * @image html o2.jpg * @snippet o2.cxx Interesting */ class O2 { public: /** * Grove O2 Oxygen Gas sensor constructor * * @param pin Analog pin to use */ O2(int pin); /** * O2 destructor */ ~O2(); /** * Measures O2 from the sensor * * @return Oxygen concentration as voltage */ float voltageValue(); private: mraa_aio_context m_aio; }; }