YAREGB 🦀🎮

About

YAREGB is Yet Another Rust Emulator (for) Game Boy.

This is a study project and HEAVILY borrows code and observation from rylev's book, mooneyegb and rusty-boy. Most of the documentation and code below to these and many other open source projects.

Goals

The main goals of this project are:

• Getting started in Rust and mess with pointers and bitwise operations
• Learn about and document my findings regarding DMG internals, Z80 and ASM
• Implement build blargg test roms
• Implement a debugger
• Mess around with Reverse Engineering GB ROMs and hardware

To do

• Documentation
  • Add schematics and file layout
  • Add commentaries regarding RAM addr
• CPU
  • Registers
  • Flags
  • Instruction Set
  • Timer and Divider Registers
  • Interrupts
• GPU
  • Rendering (Tile RAM)
• I/O
  • Joypad Input
  • Sound Controller
  • Serial Data Transfer (Game Link)
• Memory Maps
• Tests
  • Add blargg test roms
• Debugger
  • Implement a debugger