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Sune
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Reged: 09/21/03
Posts: 5648
Loc: Lagoa Santa, Brasil
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Re: Questions about the new ROMS of a game vs. the old ROMs
07/17/12 12:39 AM
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> Thanks very much for the answer.
>
> So, if it's just some internal restructuring, how come that the new "Street Fighter
> II" ROMs have more files? For example, what's this whole "buf1" and "ioa1" etc.
> about?
Those files are replacement code that you can use to fix your original CPS-1 game PCB with GALs:
http://en.wikipedia.org/wiki/Generic_array_logic
Also see:
http://en.wikipedia.org/wiki/Programmable_array_logic
Google 'CPS1 PAL Dumps' and 'CPS1 GAL replacement' for more information.
And as I said...look at the MAME source code:
http://git.redump.net/mame/plain/src/mame/drivers/cps1.c
S
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Questions about the new ROMS of a game vs. the old ROMs
timeguy
07/16/12 10:57 PM
Re: Questions about the new ROMS of a game vs. the old ROMs
Sune
07/16/12 11:32 PM
Re: Questions about the new ROMS of a game vs. the old ROMs
timeguy
07/16/12 11:54 PM
Re: Questions about the new ROMS of a game vs. the old ROMs
Sune
07/17/12 12:39 AM
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