/* * Author: Jon Trulson <jtrulson@ics.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 <unistd.h> #include <iostream> #include <signal.h> #include "grovemoisture.h" using namespace std; int shouldRun = true; void sig_handler(int signo) { if (signo == SIGINT) shouldRun = false; } int main () { signal(SIGINT, sig_handler); //! [Interesting] // Instantiate a Grove Moisture sensor on analog pin A0 upm::GroveMoisture* moisture = new upm::GroveMoisture(0); // Values (approximate): // 0-300, sensor in air or dry soil // 300-600, sensor in humid soil // 600+, sensor in wet soil or submerged in water. // Read the value every second and print the corresponding moisture level while (shouldRun) { int val = moisture->value(); cout << "Moisture value: " << val << ", "; if (val >= 0 && val < 300) cout << "dry"; else if (val >= 300 && val < 600) cout << "moist"; else cout << "wet"; cout << endl; sleep(1); } //! [Interesting] cout << "Exiting" << endl; delete moisture; return 0; }