/* * Author: Jon Trulson * 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 #include #include "dfrph.hpp" #include "upm_utilities.h" using namespace std; bool shouldRun = true; #define DFRPH_AREF 5.0 void sig_handler(int signo) { if (signo == SIGINT) shouldRun = false; } int main() { signal(SIGINT, sig_handler); //! [Interesting] // Instantiate a DFRPH sensor on analog pin A0, with an analog // reference voltage of DFRPH_AREF upm::DFRPH sensor(0, DFRPH_AREF); // After calibration, set the offset (based on calibration with a pH // 7.0 buffer solution). See the UPM sensor documentation for // calibrations instructions. sensor.setOffset(0.065); // Every second, sample the pH and output it's corresponding // analog voltage. while (shouldRun) { cout << "Detected volts: " << sensor.volts() << endl; cout << "pH value: " << sensor.pH() << endl; cout << endl; upm_delay(1); } //! [Interesting] cout << "Exiting" << endl; return 0; }