text: var five = require("../");
  var Tessel = require("tessel-io");
  var board = new five.Board({
    io: new Tessel()
  });
  
  board.on("ready", function() {
    var temp = new five.Thermometer({
      controller: "SI7021",
      port: "A"
    });
  
    temp.on("change", function() {
      console.log(this.celsius + "°C", this.fahrenheit + "°F");
    });
  });
  