PORCEL-8

Chip 8 emulator/interpreter.

./porcel8 -f an_awesome_chip8_rom.ch8

Please refer to the Relevant Resources section for some publicly available ROMs.

Status

Implementation status

• Memory
• Timer
• Loading font
  • Default font
  • Custom font Future
• Registers
• Stack
• Display
• Instruction Processing
  • Bare requirements for IBM Logo
  • ALU operations
  • Procedure related
  • Timer
  • Super chip8 compatibility.
• Audio
  • Audio seems to stutter, but working
• Keyboard

Known inaccuracies:

• Get key is triggered when key is pressed (not just released)
• Display stutters
  • This is due to rendering happening on a separate thread.
• Audio stutters
  • This is due to using an audio queue, instead of the traditional audio callback.

Relevant Resources

• Guide to making a CHIP-8 emulator - Tobias V. Langhoff
• CHIP-8 Test Suite
• CHIP-8 Program Pack
• Awesome CHIP-8