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 // Load Grove module 26 var groveSensor = require('jsupm_grove'); 27 28 // Create the relay switch object using GPIO pin 0 29 var relay = new groveSensor.GroveRelay(0); 30 31 // Close and then open the relay switch 3 times, 32 // waiting one second each time. The LED on the relay switch 33 // will light up when the switch is on (closed). 34 // The switch will also make a noise between transitions. 35 var i = 0; 36 var waiting = setInterval(function() { 37 if ( i % 2 == 0 ) { 38 relay.on(); 39 if ( relay.isOn() ) 40 console.log(relay.name() + " is on"); 41 } else { 42 relay.off(); 43 if ( relay.isOff() ) 44 console.log(relay.name() + " is off"); 45 } 46 i++; 47 if ( i == 6) clearInterval(waiting); 48 }, 1000); 49 50
