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The NeoGeo Development Wiki
This wiki is about every technical aspects of the SNK NeoGeo hardware and software (AES, MVS, CD and CDZ).
Our aim is to provide the most detailed, accurate and up to date information for preservation, homebrew development and repairs.
What's common to every NeoGeo system: main architecture, data formats...
| SNK Patents | 00:04, 28 March 2018 |
| Memory mapped registers | 12:26, 11 February 2018 |
| Pinouts | 03:40, 28 January 2018 |
How graphics are handled and displayed, from bitplanes and colors to the video output.
| Palette RAM | 06:57, 6 April 2018 |
| CXA1145 | 06:24, 26 March 2018 |
| Colors | 14:03, 20 March 2018 |
Everything related to music and sound effects: The Z80 subsystem, synthesized and sampled sound, CDDA playback...
| Power amp | 21:16, 9 April 2018 |
| Sound driver | 17:00, 26 January 2018 |
| Z80 ERROR | 00:30, 20 September 2017 |
Troubleshooting dead or glitchy MVS boards, CD laser assemblies, cartridges...
| Power amp | 21:16, 9 April 2018 |
| MV2F | 17:03, 15 February 2018 |
| Repairing King of Fighters '98 | 23:02, 6 January 2018 |
Particularities of the AES and MVS systems: ROM types, memory cards, cab I/O, data security... Also cartridge boards information.
| 161-in-1 Series 1 | 15:31, 12 April 2018 |
| V ROM | 05:27, 12 April 2018 |
| MV1 | 01:19, 26 February 2018 |
NeoGeo CD and CDZ specificities: Differences and limitations, new memory functions, CDDA...
| OBJ file | 04:32, 27 March 2018 |
| Copy protection | 23:50, 7 October 2017 |
| Burning CDs | 05:54, 6 October 2017 |
Code snippets, register definitions, guides on how to display stuff, use the system ROM, play music and sounds, read user input...
| Development tools | 21:27, 8 April 2018 |
| Optimization | 08:20, 3 April 2018 |
| Security code | 12:20, 31 March 2018 |
What makes everything work (or not). Schematics, chip pinouts and functions, troubleshooting hardware issues...
Remarquable games for some of their technical aspects: special effects, unusual hardware use, hidden features...
| 161-in-1 Series 1 | 15:31, 12 April 2018 |
| Ghostlop (prototype) | 01:11, 11 March 2018 |
| World Heroes 2 Jet | 04:53, 4 March 2018 |
About this wiki
- The wiki has 543 pages thanks to our contributors
- Hosting provided by ElBarto
- Don't know where to start ? Try here
- Can't find what you're looking for ? Try our links
- Want to help ? Just register or join us on IRC ! [Freenode #neogeodev]
- How to edit, guidelines, available templates, suggestions: The wiki
Todo
- See wanted pages, old pages, short pages, and Todo/Mysteries.
- Publish asm highlighter for ConTEXT
- Make subcategories, move/merge "BIOS calls"
- More schematics, chip details/pinouts
- Troubleshooting tips
- Make a downloadable offline capture every few months ?
