nes

NES emulator written in Rust

Emulator Status

CPU

• [x] Official Opcodes
• [ ] Unofficial Opcodes

PPU

• [x] Tiles
• [x] Palettes
• [X] Sprites

APU

• [x] Synthesizer
• [x] High quality downsampling

IO

• [x] Graphics output
• [ ] Properly emulate NTSC video signal
• [X] Controller input

Debug Tools

• [x] CPU instruction tracing
• [x] Granular speed controls.
• [x] PPU debug window
• [x] APU debug window
• [ ] Proper debugger capabilities (step/trap/breakpoints)

Other

• [x] Basic iNES file loading
• [x] Support common mappers (~NROM~, ~MMC1~, ~MMC3~)

• [x] Clock to drive all components at the correct speed

  Examples