johnny-five/eg/temperature-dual-ds18b20.js

The JavaScript Robotics and Hardware Programming Framework. Use with: Arduino (all models), Electric Imp, Beagle Bone, Intel Galileo & Edison, Linino One, Pinoccio, Raspberry Pi, Spark Core, TI Launchpad and more!

var five = require("../lib/johnny-five");

five.Board().on("ready", function() {
  // This requires OneWire support using the ConfigurableFirmata
  var temperatureA = new five.Temperature({
    controller: "DS18B20",
    pin: 2,
    address: 0x687f1fe
  });

  var temperatureB = new five.Temperature({
    controller: "DS18B20",
    pin: 2,
    address: 0x6893a41
  });


  temperatureA.on("data", function() {
    console.log("A", this.celsius + "°C", this.fahrenheit + "°F");
  });

  temperatureB.on("data", function(err, data) {
    console.log("B", this.celsius + "°C", this.fahrenheit + "°F");
  });
});

// @markdown
// - [DS18B20 - Temperature Sensor](http://www.maximintegrated.com/en/products/analog/sensors-and-sensor-interface/DS18S20.html)
// @markdown