Digital Signal Processor

The DSP in the GameCube is a custom Macronix IC embedded within Flipper. It has it’s own instruction set, it’s own internal memory and it’s own quirks.

• 16 bit processor
• Runs at 81 Mhz (CPU / 6)
• Memory: Addressed by words instead of bytes. Harvard architecture.
  • Instruction RAM: 8 KiB (4096 words)
  • Instruction ROM: 8 KiB (4096 words)
  • Data RAM: 8 KiB (4096 words)
  • Data ROM: 4 KiB (2048 words)