upm/examples/javascript/rotaryencoder.js

/*
* Author: Zion Orent <zorent@ics.com>
* 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 rotaryEncoder = require("jsupm_rotaryencoder");

// Instantiate a Grove Rotary Encoder, using signal pins D2 and D3
var myRotaryEncoder = new rotaryEncoder.RotaryEncoder(2, 3);

var myInterval = setInterval(function()
{
	console.log("Position: " + myRotaryEncoder.position());
}, 100);

// When exiting: clear interval and print message
process.on('SIGINT', function()
{
	clearInterval(myInterval);
	console.log("Exiting...");
	process.exit(0);
});