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anikom15
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Re: Saving the History of Handheld Games (aka The Handheld Union)
12/22/17 07:05 AM


> > I'd just like to lend some extra weight to this. Handheld emulation is a place
> where
> > MAME really shines. It's an area where MAME has been the first or only project to
> > attempt real emulation rather than simulation based on gameplay observation. LCD
> > handhelds aren't just nostalgia for '80s kids, they're a whole class of consumer
> > electronics that's really faded from prominence, and it's important to preserve
> this
> > piece of history. Not just as photos, but as an interactive experience.
> >
> > LCD handhelds have also been a catalyst for a lot of other improvements in MAME,
> > including improvements to the output and artwork systems, and better support for
> CPUs
> > with non-linear/paged program counters. These benefits carry over to other systems,
> > giving performance improvements and making driver development more efficient. This
> > effort has brought together people with a wide range of skills, from decapsulating
> > and photographing the MCUs to tracing the LCD segments, to adding the game drivers
> to
> > MAME, to the improvements to MAME core functionality that these games heavily rely
> > on.
> >
> > So even if you don't particularly care for the games in question, this is something
> > that can benefit the whole MAME ecosystem, and preservation-based emulation as a
> > whole.
>
> I have a feeling the non-MCU ones with ASICs might end up being a catalyst for people
> writing netlist style simulations of custom chips like that too assuming high enough
> resolution images can be produced as from the ones we have seen images of so far they
> look relatively simple compared to some of the others we've seen so might be a good
> starting place.
>
> As we've found with various protection devices, not every single one we've ended up
> seeing decapped is an MCU, some are custom ASICs similar to those found in some of
> the handhelds (in the case of Jaleco's protection device used on some games, it
> actually likes like some 7-seg driver ASIC repurposed as a protection device)

The info gotten out of these things has been incredible.







Entire thread
Subject Posted by Posted on
* Saving the History of Handheld Games (aka The Handheld Union) MooglyGuy 12/22/17 03:05 AM
. * They're heeeeeeeere! MooglyGuy  01/04/18 07:37 PM
. * Re: They're heeeeeeeere! John IVModerator  01/04/18 10:05 PM
. * A winner is us! MooglyGuy  01/01/18 07:24 PM
. * Re: A winner is us! Moose  01/04/18 04:10 AM
. * Re: A winner is us! MooglyGuy  01/04/18 10:34 AM
. * Re: Saving the History of Handheld Games (aka The Handheld Union) MooglyGuy  12/27/17 06:00 PM
. * I think we've got enough pledges for now to make it! *nt* MooglyGuy  12/25/17 12:12 PM
. * Re: Saving the History of Handheld Games (aka The Handheld Union) John IVModerator  12/24/17 11:47 PM
. * Re: Saving the History of Handheld Games (aka The Handheld Union) AntoPISA  12/25/17 11:28 PM
. * Re: Saving the History of Handheld Games (aka The Handheld Union) Moose  12/24/17 09:34 AM
. * Are you M. O'Malley? If so, let me know so I can cross you off the list. *nt* MooglyGuy  01/08/18 08:28 AM
. * Re: Are you M. O'Malley? If so, let me know so I can cross you off the list. *nt* Moose  01/09/18 11:18 AM
. * Re: Saving the History of Handheld Games (aka The Handheld Union) MooglyGuy  12/24/17 12:51 PM
. * Re: Saving the History of Handheld Games (aka The Handheld Union) gregf  12/24/17 09:45 AM
. * Re: Saving the History of Handheld Games (aka The Handheld Union) Moose  12/24/17 09:52 AM
. * Re: Saving the History of Handheld Games (aka The Handheld Union) gregf  12/24/17 11:06 AM
. * Re: Saving the History of Handheld Games (aka The Handheld Union) Moose  12/25/17 12:24 PM
. * Re: Saving the History of Handheld Games (aka The Handheld Union) Vas Crabb  12/22/17 05:05 AM
. * Re: Saving the History of Handheld Games (aka The Handheld Union) Haze  12/22/17 05:17 AM
. * Re: Saving the History of Handheld Games (aka The Handheld Union) anikom15  12/22/17 07:05 AM
. * Current pledges MooglyGuy  12/22/17 04:22 AM
. * Re: Current pledges Sacrilego  12/29/17 08:36 AM
. * Re: Current pledges MooglyGuy  12/29/17 12:02 PM
. * Updated yet again, another $200 in pledges! *nt* MooglyGuy  12/23/17 07:10 PM
. * Re: Updated yet again, another $200 in pledges! *nt* Rygar9  12/24/17 12:38 AM
. * Updated again. No stopping for the handheld train! *nt* MooglyGuy  12/23/17 02:09 PM
. * Re: Current pledges Sacrilego  12/22/17 05:52 PM
. * Pledge list updated again, huge thanks! HMU if you want me to PM you the auction link. *nt* MooglyGuy  12/22/17 06:01 PM
. * Re: Pledge list updated again, huge thanks! HMU if you want me to PM you the auction link. *nt* uman  12/23/17 12:52 PM
. * Re: Pledge list updated again, huge thanks! HMU if you want me to PM you the auction link. *nt* MooglyGuy  12/23/17 01:30 PM
. * Re: Pledge list updated again, huge thanks! HMU if you want me to PM you the auction link. *nt* uman  12/24/17 01:19 PM
. * Re: Pledge list updated again, huge thanks! HMU if you want me to PM you the auction link. *nt* F1ReB4LL  12/24/17 03:33 PM
. * Re: Current pledges f205v  12/22/17 11:42 AM
. * Pledge list updated *nt* MooglyGuy  12/22/17 01:30 PM
. * Re: Current pledges MooglyGuy  12/22/17 01:22 PM

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