/* * Author: Jon Trulson <jtrulson@ics.com> * 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. */ #include <iostream> #include "ad8232.h" using namespace upm; using namespace std; AD8232::AD8232(int loPlus, int loMinus, int output, float aref) : m_gpioLOPlus(loPlus), m_gpioLOMinus(loMinus), m_aioOUT(output) { m_gpioLOPlus.dir(mraa::DIR_IN); m_gpioLOMinus.dir(mraa::DIR_IN); m_aref = aref; m_ares = (1 << m_aioOUT.getBit()); } AD8232::~AD8232() { } int AD8232::value() { if (m_gpioLOPlus.read() || m_gpioLOMinus.read()) return 0; else return m_aioOUT.read(); }