merry8

Chip-8 emulator for web.

API

Besides the demo, you can simply npm install merry8 and run it in your own project!

import Merry8 from 'merry8'
 
// Provide chip-8 rom, canvas element and its default width.
const merry8 = new Merry8(rom, {
  el: '#app',
  width: 500
})
 
merry8.run()

merry8.run()

Start emulator main loop.

merry8.press(key: number)

Emulate a key press, key ranges from 0 to 15.

Development

For a quick start, npm run demo and open localhost:9001.

To test cpu instructions, simply run npm test.

Changelog

• 0.3.0 - 2017/11/19
  • Expose emulator API.
  • Support multi emulator instances.
  • Rewrite project structure with class syntax.
  • Fix test failure.
  • Migrate to babel-preset-env.
• 0.2.1 - 2017/03/25
  • Migrate to rollup.
• 0.2.0 - 2016/12/25
  • Migrate view layer to canvas.
• 0.1.0 - 2016/12/25
  • Implement interpreter and GUI with basic PONG support.

License

MIT