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ads1x15: extend examples for both ads1015 and ads1115 and clarify which one is used where
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
This commit is contained in:
parent
70bcdfefa4
commit
dbac88d225
@ -375,3 +375,4 @@ add_custom_example (mcp2515-txrx-example-cxx mcp2515-txrx.cxx mcp2515)
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add_custom_example (ads1015-example-cxx ads1015.cxx ads1x15)
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add_custom_example (le910-example-cxx le910.cxx uartat)
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add_custom_example (speaker_pwm-example-cxx speaker_pwm.cxx speaker)
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add_custom_example (ads1115-example-cxx ads1015.cxx ads1x15)
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@ -22,9 +22,10 @@
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/* This example demonstrates how to use one of the ADS1015 ADCs on the
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* DFRobot Joule Shield with devices that output a small differential
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* voltage (e.g. geophones, piezoelectric bands or pads, thermocouples).
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/* This example demonstrates how to use one the ADS1015 ADC on the Grove Joule
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* Shield or the Sparkfun ADC Block for Edison with devices that output a small
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* differential voltage (e.g. geophones, piezoelectric bands or pads,
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* thermocouples).
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*/
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#include <fstream>
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@ -52,23 +53,19 @@ int main()
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string fileName = "./ads1015.data"; // Output filename
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ofstream f;
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// Initialize and configure the ADS1015 for the SM-24 Geophone
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// There are two ADS1015 chips on the DFRobot Joule Shield on the same I2C bus
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// - 0x48 gives access to pins A0 - A3
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// - 0x49 gives access to pins A4 - A7
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// Initialize and configure the ADS1015
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ADS1015 *ads1015 = new upm::ADS1015(0, 0x48);
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// Put the ADC into differential mode for pins A0 and A1,
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// the SM-24 Geophone is connected to these pins
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// Put the ADC into differential mode for pins A0 and A1
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ads1015->getSample(ADS1X15::DIFF_0_1);
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// Set the gain based on expected VIN range to -/+ 2.048 V
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// Can be adjusted based on application to as low as -/+ 0.256 V, see API
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// documentation for details
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// documentation for details
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ads1015->setGain(ADS1X15::GAIN_TWO);
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// Set the sample rate to 3300 samples per second (max) and turn on continuous
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// sampling
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// sampling
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ads1015->setSPS(ADS1015::SPS_3300);
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ads1015->setContinuous(true);
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105
examples/c++/ads1115.cxx
Normal file
105
examples/c++/ads1115.cxx
Normal file
@ -0,0 +1,105 @@
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/*
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* Author: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
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* Copyright (c) 2016 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/* This example demonstrates how to use one of the ADS1115 ADCs on the
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* DFRobot Joule Shield with devices that output a small differential
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* voltage (e.g. geophones, piezoelectric bands or pads, thermocouples).
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*/
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#include <fstream>
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#include <string>
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#include <thread>
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#include <unistd.h>
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#include "ads1115.hpp"
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using namespace std;
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using namespace upm;
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bool running = true; // Controls main read/write loop
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// Thread function
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void stop()
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{
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sleep(10);
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running = false;
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}
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int main()
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{
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long id = 0; // Sample number
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string fileName = "./ads1115.data"; // Output filename
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ofstream f;
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// Initialize and configure the ADS1115 for the SM-24 Geophone
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// There are two ADS1115 chips on the DFRobot Joule Shield on the same I2C bus
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// - 0x48 gives access to pins A0 - A3
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// - 0x49 gives access to pins A4 - A7
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ADS1115 *ads1115 = new upm::ADS1115(0, 0x48);
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// Put the ADC into differential mode for pins A0 and A1,
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// the SM-24 Geophone is connected to these pins
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ads1115->getSample(ADS1X15::DIFF_0_1);
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// Set the gain based on expected VIN range to -/+ 2.048 V
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// Can be adjusted based on application to as low as -/+ 0.256 V, see API
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// documentation for details
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ads1115->setGain(ADS1X15::GAIN_TWO);
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// Set the sample rate to 860 samples per second (max) and turn on continuous
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// sampling
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ads1115->setSPS(ADS1115::SPS_860);
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ads1115->setContinuous(true);
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// Enable exceptions from the output stream
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f.exceptions(ofstream::failbit | ofstream::badbit);
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// Open the file
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try{
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f.open(fileName);
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// Output formatting
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f.setf(ios_base::fixed);
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f.precision(7);
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// Start the thread that will stop logging after 10 seconds
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thread timer (stop);
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// Read sensor data and write it to the output file every ms
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while(running){
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f << id++ << " " << ads1115->getLastSample() << endl;
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usleep(1000);
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}
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// Clean-up and exit
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timer.join();
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f.close();
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delete ads1115;
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} catch (ios_base::failure &e) {
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cout << "Failed to write to file: " << e.what() << endl;
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return 1;
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}
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cout << "Wrote " << id << " samples to file: " << fileName << endl;
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return 0;
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}
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@ -22,9 +22,10 @@
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/* This example demonstrates how to use one of the ADS1015 ADCs on the
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* DFRobot Joule Shield with devices that output a small differential
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* voltage (e.g. geophones, piezoelectric bands or pads, thermocouples).
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/* This example demonstrates how to use one the ADS1015 ADC on the Grove Joule
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* Shield or the Sparkfun ADC Block for Edison with devices that output a small
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* differential voltage (e.g. geophones, piezoelectric bands or pads,
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* thermocouples).
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*/
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import java.io.*;
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import java.util.concurrent.*;
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@ -35,7 +36,7 @@ public class Ads1015Sample
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static boolean running = true;
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static int id = 0; // Sample number
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static String fileName = "./ads1015.data"; // Output filename
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public static void main(String[] args) throws InterruptedException
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{
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// Open the output file
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@ -48,22 +49,18 @@ public class Ads1015Sample
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System.out.println("Failed to open output file for writing: " + e.toString());
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System.exit(1);
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}
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// Initialize and configure the ADS1015 for the SM-24 Geophone
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// There are two ADS1015 chips on the DFRobot Joule Shield on the same I2C bus
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// - 0x48 gives access to pins A0 - A3
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// - 0x49 gives access to pins A4 - A7
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// Initialize and configure the ADS1015
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ADS1015 ads1015 = new ADS1015(0, (short)0x48);
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// Put the ADC into differential mode for pins A0 and A1,
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// the SM-24 Geophone is connected to these pins
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// Put the ADC into differential mode for pins A0 and A1
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ads1015.getSample(ADS1X15.ADSMUXMODE.DIFF_0_1);
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// Set the gain based on expected VIN range to -/+ 2.048 V
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// Can be adjusted based on application to as low as -/+ 0.256 V, see API
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// documentation for details
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// documentation for details
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ads1015.setGain(ADS1X15.ADSGAIN.GAIN_TWO);
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// Set the sample rate to 3300 samples per second (max) and turn on continuous
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// sampling
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ads1015.setSPS(ADS1015.ADSSAMPLERATE.SPS_3300);
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@ -71,24 +68,24 @@ public class Ads1015Sample
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// Schedule a task to stop logging after 10 seconds
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Executors.newSingleThreadScheduledExecutor().schedule(new Runnable() {
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@Override
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@Override
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public void run() {
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running = false;
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}
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}, 10, TimeUnit.SECONDS);
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// Read from sensor and write to file every ms
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while(running){
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try {
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bw.write(id + " " + String.format("%.7f", ads1015.getLastSample()) + "\n");
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} catch (IOException e) {
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System.out.println("Failed to write sample " + id + " to file: "+ e.toString());
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System.exit(1);
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System.exit(1);
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}
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id++;
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Thread.sleep(1);
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}
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// Close and exit
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try {
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bw.close();
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103
examples/java/Ads1115Sample.java
Normal file
103
examples/java/Ads1115Sample.java
Normal file
@ -0,0 +1,103 @@
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/*
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* Author: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
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* Copyright (c) 2016 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/* This example demonstrates how to use one of the ADS1115 ADCs on the
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* DFRobot Joule Shield with devices that output a small differential
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* voltage (e.g. geophones, piezoelectric bands or pads, thermocouples).
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*/
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import java.io.*;
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import java.util.concurrent.*;
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import upm_ads1x15.*;
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public class Ads1115Sample
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{
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static boolean running = true;
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static int id = 0; // Sample number
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static String fileName = "./ads1115.data"; // Output filename
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public static void main(String[] args) throws InterruptedException
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{
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// Open the output file
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FileWriter fw = null;
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BufferedWriter bw = null;
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try {
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fw = new FileWriter(fileName);
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bw = new BufferedWriter(fw);
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} catch (IOException e) {
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System.out.println("Failed to open output file for writing: " + e.toString());
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System.exit(1);
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}
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// Initialize and configure the ADS1115 for the SM-24 Geophone
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// There are two ADS1115 chips on the DFRobot Joule Shield on the same I2C bus
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// - 0x48 gives access to pins A0 - A3
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// - 0x49 gives access to pins A4 - A7
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ADS1115 ads1115 = new ADS1115(0, (short)0x48);
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// Put the ADC into differential mode for pins A0 and A1,
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// the SM-24 Geophone is connected to these pins
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ads1115.getSample(ADS1X15.ADSMUXMODE.DIFF_0_1);
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// Set the gain based on expected VIN range to -/+ 2.048 V
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// Can be adjusted based on application to as low as -/+ 0.256 V, see API
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// documentation for details
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ads1115.setGain(ADS1X15.ADSGAIN.GAIN_TWO);
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// Set the sample rate to 860 samples per second (max) and turn on continuous
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// sampling
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ads1115.setSPS(ADS1115.ADSDATARATE.SPS_860);
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ads1115.setContinuous(true);
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// Schedule a task to stop logging after 10 seconds
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Executors.newSingleThreadScheduledExecutor().schedule(new Runnable() {
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@Override
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public void run() {
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running = false;
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}
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}, 10, TimeUnit.SECONDS);
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// Read from sensor and write to file every ms
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while(running){
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try {
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bw.write(id + " " + String.format("%.7f", ads1115.getLastSample()) + "\n");
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} catch (IOException e) {
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System.out.println("Failed to write sample " + id + " to file: "+ e.toString());
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System.exit(1);
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}
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id++;
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Thread.sleep(1);
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}
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// Close and exit
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try {
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bw.close();
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fw.close();
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} catch (IOException e) {
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System.out.println("Failed to close output file cleanly: " + e.toString());
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System.exit(1);
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}
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System.out.println("Wrote " + id + " samples to file: " + fileName);
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System.exit(0);
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}
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}
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@ -163,6 +163,7 @@ add_example(MB704X_Example mb704x)
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add_example(MCP2515_Example mcp2515)
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add_example(Ads1015Sample ads1x15)
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add_example(MAX30100_Example max30100)
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add_example(Ads1115Sample ads1x15)
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add_example_with_path(Jhd1313m1_lcdSample lcd i2clcd)
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add_example_with_path(Jhd1313m1Sample lcd i2clcd)
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@ -22,9 +22,10 @@
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/* This example demonstrates how to use one of the ADS1015 ADCs on the
|
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* DFRobot Joule Shield with devices that output a small differential
|
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* voltage (e.g. geophones, piezoelectric bands or pads, thermocouples).
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/* This example demonstrates how to use one the ADS1015 ADC on the Grove Joule
|
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* Shield or the Sparkfun ADC Block for Edison with devices that output a small
|
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* differential voltage (e.g. geophones, piezoelectric bands or pads,
|
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* thermocouples).
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*/
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var mraa = require('mraa'); // Not used directly but required if jsupm_ads1x15 was installed from NPM
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var upm = require('jsupm_ads1x15');
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@ -33,21 +34,16 @@ var file = "./ads1015.data" // Output filename
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var id = 0; // Sample number
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var ival; // Interval function for sampling
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// There are two ADS1015 chips on the DFRobot Joule Shield on the same I2C bus
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// - 0x48 gives access to pins A0 - A3
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// - 0x49 gives access to pins A4 - A7
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// Initialize and configure the ADS1015
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var ads1015 = new upm.ADS1015(0, 0x48);
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// Configure the ADS1015 for the SM-24 Geophone
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// Put the ADC into differential mode for pins A0 and A1,
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// the SM-24 Geophone is connected to these pins
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// Put the ADC into differential mode for pins A0 and A1
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ads1015.getSample(upm.ADS1X15_MUX_DIFF_0_1);
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// Set the gain based on expected VIN range to -/+ 2.048 V
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// Can be adjusted based on application to as low as -/+ 0.256 V, see API
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// documentation for details
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ads1015.setGain(upm.ADS1X15.GAIN_TWO);
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ads1015.setGain(upm.ADS1X15.GAIN_TWO);
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// Set the sample rate to 3300 samples per second (max) and turn on continuous
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// sampling
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74
examples/javascript/ads1115.js
Normal file
74
examples/javascript/ads1115.js
Normal file
@ -0,0 +1,74 @@
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/*
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* Author: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
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* Copyright (c) 2016 Intel Corporation.
|
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*
|
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* 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
|
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
*/
|
||||
|
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/* This example demonstrates how to use one of the ADS1115 ADCs on the
|
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* DFRobot Joule Shield with devices that output a small differential
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* voltage (e.g. geophones, piezoelectric bands or pads, thermocouples).
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*/
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var mraa = require('mraa'); // Not used directly but required if jsupm_ads1x15 was installed from NPM
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var upm = require('jsupm_ads1x15');
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var fs = require('fs'); // Values will be written to a file
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var file = "./ads1115.data" // Output filename
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var id = 0; // Sample number
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var ival; // Interval function for sampling
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// There are two ADS1115 chips on the DFRobot Joule Shield on the same I2C bus
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// - 0x48 gives access to pins A0 - A3
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// - 0x49 gives access to pins A4 - A7
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var ads1115 = new upm.ADS1115(0, 0x48);
|
||||
|
||||
// Configure the ADS1115 for the SM-24 Geophone
|
||||
|
||||
// Put the ADC into differential mode for pins A0 and A1,
|
||||
// the SM-24 Geophone is connected to these pins
|
||||
ads1115.getSample(upm.ADS1X15_MUX_DIFF_0_1);
|
||||
|
||||
// Set the gain based on expected VIN range to -/+ 2.048 V
|
||||
// Can be adjusted based on application to as low as -/+ 0.256 V, see API
|
||||
// documentation for details
|
||||
ads1115.setGain(upm.ADS1X15.GAIN_TWO);
|
||||
|
||||
// Set the sample rate to 860 samples per second (max) and turn on continuous
|
||||
// sampling
|
||||
ads1115.setSPS(upm.ADS1115.SPS_860);
|
||||
ads1115.setContinuous(true);
|
||||
|
||||
// Open the output file and start reading data once open
|
||||
// Will overwrite file if it already exists
|
||||
var stream = fs.createWriteStream(file);
|
||||
stream.once('open', function() {
|
||||
ival = setInterval(function() {
|
||||
// Write data pairs of ID + Value for easy plotting
|
||||
stream.write(id + " " + ads1115.getLastSample().toFixed(7) + "\n");
|
||||
id++;
|
||||
}, 1); // Wait 1 ms between reads, (actuall call adds another ~1 ms overhead)
|
||||
});
|
||||
|
||||
// Stop after 10 seconds and close the file
|
||||
setTimeout(function() {
|
||||
clearInterval(ival);
|
||||
stream.end();
|
||||
console.log("Wrote " + id + " samples to file: " + file);
|
||||
}, 10000);
|
||||
|
@ -20,9 +20,10 @@
|
||||
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
||||
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
||||
|
||||
# This example demonstrates how to use one of the ADS1015 ADCs on the
|
||||
# DFRobot Joule Shield with devices that output a small differential
|
||||
# voltage (e.g. geophones, piezoelectric bands or pads, thermocouples).
|
||||
# This example demonstrates how to use one the ADS1015 ADC on the Grove Joule
|
||||
# Shield or the Sparkfun ADC Block for Edison with devices that output a small
|
||||
# differential voltage (e.g. geophones, piezoelectric bands or pads,
|
||||
# thermocouples).
|
||||
|
||||
from __future__ import print_function
|
||||
from threading import Timer
|
||||
@ -39,23 +40,19 @@ def main():
|
||||
fileName = './ads1015.data' # Output filename
|
||||
id = 0 # Sample number
|
||||
|
||||
# Initialize and configure the ADS1015 for the SM-24 Geophone
|
||||
# There are two ADS1015 chips on the DFRobot Joule Shield on the same I2C bus
|
||||
# - 0x48 gives access to pins A0 - A3
|
||||
# - 0x49 gives access to pins A4 - A7
|
||||
# Initialize and configure the ADS1015
|
||||
ads1015 = upm.ADS1015(0, 0x48)
|
||||
|
||||
# Put the ADC into differential mode for pins A0 and A1,
|
||||
# the SM-24 Geophone is connected to these pins
|
||||
# Put the ADC into differential mode for pins A0 and A1
|
||||
ads1015.getSample(upm.ADS1X15.DIFF_0_1)
|
||||
|
||||
|
||||
# Set the gain based on expected VIN range to -/+ 2.048 V
|
||||
# Can be adjusted based on application to as low as -/+ 0.256 V, see API
|
||||
# documentation for details
|
||||
# documentation for details
|
||||
ads1015.setGain(upm.ADS1X15.GAIN_TWO)
|
||||
|
||||
|
||||
# Set the sample rate to 3300 samples per second (max) and turn on continuous
|
||||
# sampling
|
||||
# sampling
|
||||
ads1015.setSPS(upm.ADS1015.SPS_3300)
|
||||
ads1015.setContinuous(True)
|
||||
|
||||
|
86
examples/python/ads1115.py
Normal file
86
examples/python/ads1115.py
Normal file
@ -0,0 +1,86 @@
|
||||
# Author: Mihai Tudor Panu <mihai.tudor.panu@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
|
||||
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
||||
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
||||
|
||||
# This example demonstrates how to use one of the ADS1115 ADCs on the
|
||||
# DFRobot Joule Shield with devices that output a small differential
|
||||
# voltage (e.g. geophones, piezoelectric bands or pads, thermocouples).
|
||||
|
||||
from __future__ import print_function
|
||||
from threading import Timer
|
||||
from time import sleep
|
||||
from upm import pyupm_ads1x15 as upm
|
||||
|
||||
def stop():
|
||||
global running
|
||||
running = False
|
||||
|
||||
def main():
|
||||
global running
|
||||
running = True
|
||||
fileName = './ads1115.data' # Output filename
|
||||
id = 0 # Sample number
|
||||
|
||||
# Initialize and configure the ADS1115 for the SM-24 Geophone
|
||||
# There are two ADS1115 chips on the DFRobot Joule Shield on the same I2C bus
|
||||
# - 0x48 gives access to pins A0 - A3
|
||||
# - 0x49 gives access to pins A4 - A7
|
||||
ads1115 = upm.ADS1115(0, 0x48)
|
||||
|
||||
# Put the ADC into differential mode for pins A0 and A1,
|
||||
# the SM-24 Geophone is connected to these pins
|
||||
ads1115.getSample(upm.ADS1X15.DIFF_0_1)
|
||||
|
||||
# Set the gain based on expected VIN range to -/+ 2.048 V
|
||||
# Can be adjusted based on application to as low as -/+ 0.256 V, see API
|
||||
# documentation for details
|
||||
ads1115.setGain(upm.ADS1X15.GAIN_TWO)
|
||||
|
||||
# Set the sample rate to 860 samples per second (max) and turn on continuous
|
||||
# sampling
|
||||
ads1115.setSPS(upm.ADS1115.SPS_860)
|
||||
ads1115.setContinuous(True)
|
||||
|
||||
# Open the output file
|
||||
try:
|
||||
f = open(fileName, 'w')
|
||||
except OSError as e:
|
||||
print('Cannot open output file:', e)
|
||||
return
|
||||
|
||||
# Setup a timer to stop logging after 10 seconds
|
||||
t = Timer(10, stop)
|
||||
t.start()
|
||||
|
||||
# Read sensor and write to file every 1 ms
|
||||
while running:
|
||||
f.write(str(id) + ' %.7f' % ads1115.getLastSample() + '\n')
|
||||
id += 1
|
||||
sleep(0.001)
|
||||
|
||||
# Close and exit
|
||||
f.close()
|
||||
print('Wrote', id, 'samples to file:', fileName)
|
||||
return
|
||||
|
||||
if __name__ == '__main__':
|
||||
main()
|
||||
|
Loading…
x
Reference in New Issue
Block a user