mirror of
https://github.com/eclipse/upm.git
synced 2025-03-24 01:10:22 +03:00
61 lines
1.3 KiB
JavaScript
61 lines
1.3 KiB
JavaScript
/*
|
|
* Author: Jon Trulson <jtrulson@ics.com>
|
|
* Copyright (c) 2016 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_rhusb');
|
|
|
|
|
|
/************** Main code **************/
|
|
|
|
var defaultDev = "/dev/ttyUSB0";
|
|
|
|
// if an argument was specified, use it as the device instead
|
|
if (process.argv.length > 2)
|
|
{
|
|
defaultDev = process.argv[2];
|
|
}
|
|
|
|
console.log("Using device " + defaultDev);
|
|
console.log("Initializing...");
|
|
|
|
// Instantiate an RHUSB instance on defaultDev
|
|
var sensor = new sensorObj.RHUSB(defaultDev);
|
|
|
|
// output the firmware ID
|
|
console.log("Firmware ID:", sensor.getFirmwareID());
|
|
console.log("");
|
|
|
|
// update and print available values every second
|
|
setInterval(function()
|
|
{
|
|
// update our values from the sensor
|
|
sensor.update();
|
|
|
|
// we show both C and F for temperature
|
|
console.log("Temperature:", sensor.getTemperature(),
|
|
"C /", sensor.getTemperature(true), "F");
|
|
|
|
console.log("Humidity:", sensor.getHumidity(), "%");
|
|
|
|
console.log("");
|
|
|
|
}, 1000);
|
|
|
|
|
|
process.on('SIGINT', function()
|
|
{
|
|
sensor = null;
|
|
sensorObj.cleanUp();
|
|
sensorObj = null;
|
|
console.log("Exiting...");
|
|
process.exit(0);
|
|
});
|