upm/examples/javascript/max30100.js
Noel Eck bd47b9ed45 max30100: Initial commit - MAX30100 pulse oximeter
* c/c++ source
    * java/js/python/c/c++ examples
    * Doc image (png)
    * Tested on Intel Edison
    * TODO: Tuning for SpO2 reading

Signed-off-by: Noel Eck <noel.eck@intel.com>
2017-01-10 11:29:30 -08:00

58 lines
1.9 KiB
JavaScript

/*
* Author: Noel Eck <noel.eck@intel.com>
* Copyright (c) 2016 Intel Corporation.
*
* 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 sensorObj = require('jsupm_max30100');
// Instantiate a MAX30100 instance using bus 0
var sensor = new sensorObj.MAX30100(0);
console.log('Oximeter sensor example...');
// Read the temperature and version
console.log ('Temperature: %d C', sensor.temperature());
console.log ('Version: 0x%s', sensor.version().toString(16));
// Set high-res (50 Hz, 16-bit)
sensor.high_res_enable(true);
// Set to sample SpO2
sensor.mode(sensorObj.MAX30100_MODE_SPO2_EN);
// Read individual samples
for (var i = 0; i < 10; i++)
{
var val = sensor.sample();
console.log('Single value IR: %d R: %d ', val.IR, val.R);
}
// exit on ^C
process.on('SIGINT', function()
{
sensor = null;
sensorObj.cleanUp();
sensorObj = null;
console.log('Exiting.');
process.exit(0);
});