Todo/Mysteries: Difference between revisions
Jump to navigation
Jump to search
mNo edit summary |
m (Added importance for NEOGEO chip sizes) |
||
| (32 intermediate revisions by 2 users not shown) | |||
| Line 1: | Line 1: | ||
Rename | ==Housekeeping== | ||
* Merge Sprite_scaling with Sprite_shrinking | |||
* Rename GPU to VDC everywhere ? Or VDP ? LSPC isn't really a processor. Sorry :/ | |||
* Rename BIOS to system ROM everywhere (done ?) | |||
* Use 3rd parameter of Sig template (signal polarity) | |||
* Use Chipname, Reg, Sig, BR templates | |||
==Useful== | |||
* Tooltip extension for registers ? | |||
* Check everything in [[Meg count]]. Add links to game pages. | |||
* Add pin numbers on [[AES cartridge pinout]] | |||
* Add on to [[How to start]] page | |||
* Tutorials | |||
* Change DEFINE names (and register names ?) to the ones used in the AoF source code | |||
* Memory chip pinouts | |||
* Finish PRO chipset pinouts ! | |||
* M1 and S1 ROM speeds | |||
* CD I/O ERROR 0001 0002 0003 ? | |||
* CRC32 of all known ROMs/ISOs from MAME's neogeo.inc | |||
* Add more jumper configs | |||
* Memory card stuff (format, banks...) | |||
* neo-mga on mv1a + PALs info | |||
* Chip functions for each kind of board (even discrete logic) | |||
* NEOGEO chip sizes, like pitch, span and body (useful for finding drop-in replacements like CPLD or Castellated pcb boards with replacement chips) | |||
==Trivia== | |||
* Add links to TCRF pages for the debug DIPs of each game | |||
* CMC fix bankswitching: how/when is vram bank info sent to the cartridge? | |||
* Recent security chips info (SMA, PVC...) | |||
* Neo cd chip pinouts (not very useful) | |||
* Are the two missing FM channels from the YM2610 actually off the die or just disabled? | |||
==Analysis / mysteries== | |||
* Why does the L0 ROM need an output buffer ? | |||
* Loading time graphs for all CD games, is MESS reliable enough ? (no) | |||
* Details on CD registers | |||
* CDDA playback (needs more research in CD system rom) | |||
* Dump LC98000 version Neo CD system rom | |||
* [[LC8953]]/98000 microcode (note: Sanyo tech support has nothing left except publicly available brief sheet) | |||
== | ==Verify== | ||
* Check [[Clock]] distribution diagram, especially on cart edge | |||
*[[ | |||
Latest revision as of 10:48, 22 May 2020
Housekeeping
- Merge Sprite_scaling with Sprite_shrinking
- Rename GPU to VDC everywhere ? Or VDP ? LSPC isn't really a processor. Sorry :/
- Rename BIOS to system ROM everywhere (done ?)
- Use 3rd parameter of Sig template (signal polarity)
- Use Chipname, Reg, Sig, BR templates
Useful
- Tooltip extension for registers ?
- Check everything in Meg count. Add links to game pages.
- Add pin numbers on AES cartridge pinout
- Add on to How to start page
- Tutorials
- Change DEFINE names (and register names ?) to the ones used in the AoF source code
- Memory chip pinouts
- Finish PRO chipset pinouts !
- M1 and S1 ROM speeds
- CD I/O ERROR 0001 0002 0003 ?
- CRC32 of all known ROMs/ISOs from MAME's neogeo.inc
- Add more jumper configs
- Memory card stuff (format, banks...)
- neo-mga on mv1a + PALs info
- Chip functions for each kind of board (even discrete logic)
- NEOGEO chip sizes, like pitch, span and body (useful for finding drop-in replacements like CPLD or Castellated pcb boards with replacement chips)
Trivia
- Add links to TCRF pages for the debug DIPs of each game
- CMC fix bankswitching: how/when is vram bank info sent to the cartridge?
- Recent security chips info (SMA, PVC...)
- Neo cd chip pinouts (not very useful)
- Are the two missing FM channels from the YM2610 actually off the die or just disabled?
Analysis / mysteries
- Why does the L0 ROM need an output buffer ?
- Loading time graphs for all CD games, is MESS reliable enough ? (no)
- Details on CD registers
- CDDA playback (needs more research in CD system rom)
- Dump LC98000 version Neo CD system rom
- LC8953/98000 microcode (note: Sanyo tech support has nothing left except publicly available brief sheet)
Verify
- Check Clock distribution diagram, especially on cart edge