jffjs/chip8.js

a mostly functional chip-8 emulator

JavaScript

chip8.js

a Javascript implementation of the CHIP-8 virtual machine.

Install

npm install jffjs/chip8.js

Usage

Start a browser-based emulator:

<html>
    <head>
        <script src="main.js"></script>
    </head>
    <body>
        <canvas id="emu-canvas" width="640" height="320"></canvas>
    </body>
</html>

window.onload = function() {
  var Chip8 = require('chip8.js'),
      romBuffer = new Uint8Array(/* ROM data... */),
      emulator = new Chip8.emulator('emu-canvas', romBuffer);
  emulator.run();
}

Run Example

npm start

Run Tests

npm test

or to run tests in browser:

npm run karma

Acknowledgements

[Tutorial that got me started] (http://www.multigesture.net/articles/how-to-write-an-emulator-chip-8-interpreter/)
Example CHIP-8 ROMs are from the CHIP-8 Program Pack by Revival Studios

License MIT