/* * Author: Jon Trulson * Copyright (c) 2015 Intel Corporation. * * This program and the accompanying materials are made available under the * terms of the The MIT License which is available at * https://opensource.org/licenses/MIT. * * SPDX-License-Identifier: MIT */ var ringcoderObj = require('jsupm_rgbringcoder'); // There are a lot of pins to hook up. These pins are valid for the // Edison board, but may need to be adjusted for other platforms. // In order: // enable - 4 // latch - 10 // clear - 11 // clock - 2 // data - 9 // switch - 7 // red pwm - 3 // green pwm - 5 // blue pwm - 6 // encA - 12 // encB - 13 var ringCoder = new ringcoderObj.RGBRingCoder(4, 10, 11, 2, 9, 7, 12, 13, 3, 5, 6); var spin = 0x0001; var oldState = false; var oldPos = 0; // Lets go green ringCoder.setRGBLED(0.99, 0.01, 0.99); setInterval(function() { // you spin me round... if ((spin & 0xffff) == 0) spin = 0x0001; ringCoder.setRingLEDS(spin); spin <<= 1; // check button state var bstate = ringCoder.getButtonState(); if (bstate != oldState) { console.log("Button state changed from " + oldState + " to " + bstate); oldState = bstate; } // check encoder position var epos = ringCoder.getEncoderPosition(); if (epos != oldPos) { console.log("Encoder position changed from " + oldPos + " to " + epos); oldPos = epos; } }, 100); // exit on ^C process.on('SIGINT', function() { ringCoder = null; ringcoderObj.cleanUp(); ringcoderObj = null; console.log("Exiting."); process.exit(0); });