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Diffstat (limited to 'peripheral/libupm/examples/javascript/apa102.js')
-rw-r--r-- | peripheral/libupm/examples/javascript/apa102.js | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/peripheral/libupm/examples/javascript/apa102.js b/peripheral/libupm/examples/javascript/apa102.js new file mode 100644 index 0000000..c8b841f --- /dev/null +++ b/peripheral/libupm/examples/javascript/apa102.js @@ -0,0 +1,44 @@ +/*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); |