Using an 74HC595 Expander as a Virtual Board (8 Pin Digital Output)

Breadboard for "Expander - 74HC595"

expander-74HC595.png

Fritzing diagram: expander-74HC595.fzz

 

Run this example from the command line with:

node eg/expander-74HC595.js
var five = require("johnny-five");
var board = new five.Board();

board.on("ready", function() {
  var expander = new five.Expander({
    controller: "74HC595",
    pins: {
      data: 2,
      clock: 3,
      latch: 4
    }
  });

  var virtual = new five.Board.Virtual(expander);
  var leds = new five.Leds({
    pins: [0, 1, 2, 3, 4, 5, 6, 7],
    board: virtual
  });

  leds.blink(500);
});

 

Component Classes in this example:

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