mirror of
https://github.com/eclipse/upm.git
synced 2025-03-24 01:10:22 +03:00
37 lines
873 B
JavaScript
37 lines
873 B
JavaScript
/*
|
|
* Author: Jon Trulson <jtrulson@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 sensorObj = require('jsupm_urm37');
|
|
|
|
// Instantiate a URM37 sensor on analog pin A0, reset pin on D2,
|
|
// trigger pin on D3 with an analog reference voltage of 5.0
|
|
var sensor = new sensorObj.URM37(0, 2, 3, 5.0);
|
|
|
|
// Every half a second, sample the URM37 and output the measured
|
|
// distance in cm.
|
|
|
|
setInterval(function()
|
|
{
|
|
console.log("Detected distance (cm): " + sensor.getDistance());
|
|
}, 500);
|
|
|
|
// exit on ^C
|
|
process.on('SIGINT', function()
|
|
{
|
|
sensor = null;
|
|
sensorObj.cleanUp();
|
|
sensorObj = null;
|
|
console.log("Exiting.");
|
|
process.exit(0);
|
|
});
|
|
|