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Revision as of 03:41, 16 March 2016 by Furrtek (talk | contribs) (Categories)
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Welcome to 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.
The wiki has 526 pages. Contributors list. 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]

Recent changes (minor edits hidden)

19 March 2017

     10:38  Display timing‎ (diff | hist) . . (+97). . Furrtek (talk | contribs)
     10:19 (Upload log) . . Furrtek (talk | contribs) uploaded File:Sync timing.png

17 March 2017

     05:16 (Move log) . . Furrtek (talk | contribs) moved page Burning a game CD to Making an ISO file

Categories

Ban base.jpg

What's common to every NeoGeo system: main architecture, data formats, ...

Last edits:
Memory mapped registers05:48, 17 March 2017
Comparison with other systems04:10, 15 March 2017
Overclocking18:16, 13 March 2017

Pages in category: 43

Ban video.jpg

How graphics are handled and displayed, from bitplanes and colors to the video output.

Last edits:
Fix graphics format19:56, 20 March 2017
Display timing10:38, 19 March 2017
Frame size10:23, 19 March 2017

Pages in category: 35

Ban audio.jpg

Everything related to music and sound effects: The Z80 subsystem, synthesized and sampled sound, CDDA playback...

Last edits:
Sphero Symphony05:21, 27 February 2017
Z80 interrupts22:07, 18 February 2017
LC7881511:02, 18 February 2017

Pages in category: 29

Ban tools.jpg

Troubleshooting dead or glitchy MVS boards, CD laser assemblies, cartridges...

Last edits:
Signals21:13, 21 March 2017
Slowdown19:38, 13 March 2017
Hardware test10:36, 19 February 2017

Pages in category: 34

Ban cart.jpg

Particularities of the AES and MVS systems: ROM types, memory cards, cab I/O, data security... Also cartridge boards information.

Last edits:
Supergun02:05, 15 March 2017
JAMMA connector pinout21:49, 14 March 2017
Service button21:45, 14 March 2017

Pages in category: 87

Ban cd.jpg

NeoGeo CD and CDZ specificities: Differences and limitations, new memory functions, CDDA...

Last edits:
Making an ISO file05:16, 17 March 2017
LC895301:04, 16 March 2017
LC7881511:02, 18 February 2017

Pages in category: 47

Ban code.jpg

Code snippets, register definitions, guides on how to display stuff, use the system ROM, play music and sounds, read user input...

Last edits:
Memory mapped registers05:48, 17 March 2017
Hello world tutorial18:07, 13 March 2017
MESS OUT04:41, 27 February 2017

Pages in category: 56

Ban chips.jpg

What makes everything work (or not). Schematics, chip pinouts and functions, troubleshooting hardware issues...

Last edits:
Signals21:13, 21 March 2017
LC895301:04, 16 March 2017
Palette RAM03:05, 15 March 2017

Pages in category: 103

Remarquable games for some of their technical aspects: special effects, unusual hardware use, hidden features...

Last edits:
Art of Fighting05:22, 27 February 2017
2020 Super Baseball00:11, 1 November 2016
The King of Fighters '98 - The Slugfest23:31, 31 October 2016
Pages in category: 237

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 ?