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SubjectRe: See for yourself (read) Reply to this message
Posted byMarv
Posted on11/25/04 01:48 PM

> > > So while trying the latest Kega, which is awesome btw, I found a "disable
> > SRAM"
> > > function, and it made the copy-protection code fail. Hooray ! But still
> there
> > > are many unanswered questions here...
> >
> > My guess: the games tries to write to SRAM. Impossible on an original cart
> with
> > no SRAM (=> original game, go ahead), possible with copiers that simulated
> > in some way to allow SRAM games to save (=> lock the game). And easy, free
> > protection mechanism, as long as copiers cannot turn off SRAM saving.
> I think I recall hearing about something similar being done back in the day with
> StarFox for the SNES, or something like that, maybe Mario Kart.
> It's easy enough to check for the possibility that the game is being run under a
> "cart copier" or something similar (emulator), in many cases. Looks like what is
> happening here.
> Wonder how many console cart games have anti-anti-piracy cracks. :P

You couldn't copy Starfox or Mario Kart because of (respectively) the SFX and DSP chips that were inside the cartridges and not the console. At least, that's what I remember ... perhaps some of the later copiers had one or both of the chips.

Entire Thread
Subject  Posted byPosted On
*Owned by Psygnosis  Mitaine10/05/04 03:59 PM
.*Re: Owned by Psygnosis  IceMan10/22/04 03:19 PM
..*Re: See for yourself (read)  Mitaine11/03/04 08:38 AM
...*Re: See for yourself (read)  Iron Man11/03/04 09:55 AM
....*Re: See for yourself (read)  Mitaine11/03/04 11:48 AM
.....*Re: See for yourself (read)  Terry Bogard11/03/04 12:32 PM
......*Re: See for yourself (read)  Videoman11/25/04 08:08 AM
........Re: See for yourself (read)  Marv11/25/04 01:48 PM
......*Re: See for yourself (read)  Marv11/03/04 04:39 PM
.......*Re: Very interesting [nt]  Iron Man11/03/04 04:43 PM
........*Yes  Mitaine11/03/04 06:05 PM