johnny-five-electron/eg/expander-MCP23017.js

Temporary fork to support Electron (to be deprecated)

var five = require("../lib/johnny-five.js");
var board = new five.Board();

board.on("ready", function() {
  var virtual = new five.Board.Virtual(
    new five.Expander("MCP23017")
  );

  var leds = new five.Leds(
    Array.from({ length: 8 }, function(_, i) {
      return new five.Led({ pin: i * 2, board: virtual });
    })
  );

  leds.on();

  this.repl.inject({
    leds: leds
  });
});