1 /* 2 * Author: Sarah Knepper <sarah.knepper (at) intel.com> 3 * Copyright (c) 2015 Intel Corporation. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining 6 * a copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sublicense, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be 14 * included in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 21 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 25 #include <unistd.h> 26 #include <iostream> 27 #include "grove.h" 28 29 int 30 main(int argc, char **argv) 31 { 32 // This example uses GPIO 0 33 //! [Interesting] 34 35 // Create the relay switch object using GPIO pin 0 36 upm::GroveRelay* relay = new upm::GroveRelay(0); 37 38 // Close and then open the relay switch 3 times, 39 // waiting one second each time. The LED on the relay switch 40 // will light up when the switch is on (closed). 41 // The switch will also make a noise between transitions. 42 for ( int i = 0; i < 3; i++ ) { 43 relay->on(); 44 if ( relay->isOn() ) 45 std::cout << relay->name() << " is on" << std::endl; 46 sleep(1); 47 relay->off(); 48 if ( relay->isOff() ) 49 std::cout << relay->name() << " is off" << std::endl; 50 sleep(1); 51 } 52 53 // Delete the relay switch object 54 delete relay; 55 //! [Interesting] 56 57 return 0; 58 } 59
