CHIP-8 emulator written in Rust 🦀!

João Magalhães

Last update: Dec 15, 2022

Related tags

Emulators emulator rust typescript chip-8 wasm

Overview

CHIP-Ahoyto 🍪

CHIP-8 emulator written in Rust 🦀 .

The goal of this project is purely experimental and a learning tool for rust.

The work of this emulator was inspired/started by jc-chip8.

You can check a working version of the emulator at chip-ahoyto.joao.me

Goals

Performance 🏎
Separation of concerns 🖖
Simplicity 😀
Compatibility 🪛

Features

Drag and drop support for ROMs
Pallet switching
Visual diagnostics
Variable CPU frequency
Multiple engine implementations (classic and neo)
Full compliant with test CHIP-8 ROMs
RAM snapshot saving and loading
WebAssembly support 🌐

Deployments

Provider	Stable	URL
Cloudfare	`True`	chip-ahoyto.joao.me
Netlify	`True`	chip-ahoyto.netlify.app
Cloudfare	`True`	chip-ahoyto.joao.me
Cloudfare	`True`	chip-ahoyto.pages.dev
Cloudfare	`True`	prod.chip-ahoyto.pages.dev
Cloudfare	`True`	stable.chip-ahoyto.pages.dev
Cloudfare	`False`	master.chip-ahoyto.pages.dev

Crate Features

Name	Description
`quirks`	Allows CHIP-8 quirks runtime evaluation, comes at a performance penalty.

Build

Library

cargo build

WASM for Node.js

cargo install wasm-pack
wasm-pack build --release --target=nodejs -- --features wasm

WASM for Web

cargo install wasm-pack
wasm-pack build --release --target=web --out-dir=frontends/web/lib -- --features wasm
cd frontends/web
npm install && npm run build
cd dist && python3 -m http.server

Reason

And... yes this is the real inspiration behind the emulator's name:

Inspiration

Many articles and websites helped me in this quest to build the emulator these are some of them.

Documentation

Articles

Revisiting Chip-8

License

CHIP-Ahoyto is currently licensed under the Apache License, Version 2.0.

Build Automation

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