gbtest

A test GameBoy emulator written in C++ made for learning the inner workings of this console.

What's working?

• Bus
• CPU
• PPU (FIFO-based renderer)

Test ROMs

• dmg-acid2 – Passes

Acknowledgments

Documentation

General

• The Pandocs – A complete documentation about the GameBoy hardware
• The Ultimate Game Boy Talk (33c3) – Michael Steil's lecture about the GameBoy at 33c3
• The Cycle-Accurate Game Boy Docs – Another documentation about the GameBoy hardware, with an emphasis on cycle accuracy
• Game Boy: Complete Technical Reference – Another documentation about the GameBoy hardware

CPU

• gbdev's optables – Matrix representing every CPU instruction
• gbz80 – A document describing each CPU instruction

PPU

• hacktixme.ga/GBEDG/ppu – Nicely written document about how the PPU works

APU

• GbdevWiki - Gameboy sound hardware – More detailed page about the sound hardware
• Nintendo(TM) Gameboy sound system (PAPU) guide - GBSOUND.txt – Another great document about the sound hardware
• dspguide - The Fourier Series – Fourier series equations for a bunch of waveforms

Libraries

• Raylib – for the cross-platform video/input front-end
• miniaudio – for the cross-platform audio front-end