chip-8

A basic chip 8 emulator

Written in C++ and using SDL2

Running the program

To run the emulator and a ROM simply run:

./chip-8 location/of/rom/rom.ch8

Controls

The chip 8 keyboard is

1 2 3 C

4 5 6 D

7 8 9 E

A 0 B F

These keys have been mapped to

1 2 3 4

Q W E R

A S D F

Z X C V

To exit the emulator press ESC

Compilation

This project is built using CMake.

Ensure SDL2 is installed on your system.

Run the following from the build folder:

cmake ..

make

./chip-8

Screenshots

IBM Logo Corax instructions test VF Flags test Sierpinski triangle program Particles Tron

Missing Features

- Sound
- Debugging information displayed on screen

Known Issues

- Test 6 - keyboard not passing block on release

Resources Referenced

• https://tobiasvl.github.io/blog/write-a-chip-8-emulator/#fetchdecodeexecute-loop

• https://github.com/Timendus/chip8-test-suite

• http://devernay.free.fr/hacks/chip8/C8TECH10.HTM