johnny-five/eg/slider-log.js

The JavaScript Arduino Programming Framework.

var five = require("../lib/johnny-five.js"),
  board, slider, servo, scalingRange;

board = new five.Board();

board.on("ready", function() {

  slider = new five.Sensor({
    pin: "A0",
    freq: 50
  });

  // log out the slider values to the console.
  slider.scale(0, 100).on("slide", function(err, value) {
    if (err) {
      console.log("error: ", err);
    } else {
      console.log(Math.floor(this.value));
    }
  });
});