A CHIP-8 emulator

SegV

Last update: Oct 29, 2023

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Emulators Ruschip

Overview

Ruschip - A CHIP-8 Emulator written in Rust

Features

Supports multiple CHIP-8 variants (planned not added)
Supports most--if not all--of the quirks, and they can be toggled
Supports customization of display colors
Supports the loading of custom CHIP-8 fonts

Emulator Specifications

Passes all the tests from Timendus/chip8-test-suite (v4.0)
Runs @ 720 Hz (12 instructions per frame, 60 frames per second)
The CHIP-8 call stack doesn't have a maximum size limit
Follows the standard CHIP-8 specifications; see this and this for more details

Usage

checkout ruschip --help for usage information

Compilation

You might want to use the pre-built binaries provided here

Requirements

mold linker
rust compiler (rustc) and cargo
git or Github cli (gh)

Clone this repository

gh repo clone SegmentationViolator/Ruschip

git clone https://github.com/SegmentationViolator/Ruschip.git

Install dependencies, compile the binary and install it

cargo install --path Ruschip

For pasting it all at once

git clone https://github.com/SegmentationViolator/Ruschip.git
cargo install --path Ruschip

Issues

Known issues:

The sound and delay timers might be a bit inconsistent as they depend on the frame rate being 60 fps
The emulator is not able to emulate this rom properly; check #1 for more details

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Comments

Improper rendering of sprites in the RPS rom by SystemLogoff

Renders a malformed sprite on pressing z and the sprite doesn't get cleared

the keypad layout seems to be messed up as well, pressing x chooses rock and pressing c chooses paper (expected z to choose rock and x to choose paper)

link to the rom

opened by SegmentationViolator 0