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path: root/peripheral/libupm/examples/javascript/apa102.js
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/*jslint node:true, vars:true, bitwise:true, unparam:true */
/*jshint unused:true */
/*
* Author:  Yannick Adam <yannick.adam@gmail.com>
* Copyright (c) 2016 Yannick Adam
*
* 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.
*/

var lib = require('jsupm_apa102');

// Instantiate a strip of 30 LEDs on SPI Bus 0
var ledStrip = new lib.APA102(30, 0);

// Set all LEDs to blue
ledStrip.setAllLeds(31, 0, 0, 255);

// Set a mid-section to red
ledStrip.setLeds(10,20, 31, 255, 0, 0);

// Set a single led to green
ledStrip.setLed(15, 31, 0, 255, 0);


// Exit
ledStrip = null;
process.exit(0);