By the way, the windows will always be covered up by some kind of sticker.
So it's possible that the windows are under your labels.
----- Original Message -----
From: "MoonlightKnight" <mnlghtnt@xxxxxx>
To: <stella@xxxxxxxxxxx>
Sent: Thursday, December 06, 2001 12:12 AM
Subject: Re: [stella] Strange Atari item found
> OK, here we go. None of the games, based on your description, are EPROMS.
> They don't have windows on them. Some of them may be PROMs because they
> don't look like original issue (I say this because I have seen the inside
of
> quite a few games, as I had to open them for various reasons, and I
compared
> them from memory.) Still, would anyone object to me posting a few .jgps to
> the list? I think pictures would help solve this problem.
>
> Thanks
> Brian
> ----- Original Message -----
> From: "dboris" <dboris@xxxxxxxx>
> To: <stella@xxxxxxxxxxx>
> Sent: Wednesday, December 05, 2001 7:49 PM
> Subject: RE: [stella] Strange Atari item found
>
>
> > If the chips have clear windows on the top (usually round) then they are
> > EPROMS, programmable ROMS that are erasable. If they don't have the
window
> > then they are either PROM, ROMS that can only be programmed once, or
mask
> > programmed ROMS which is what is in the original carts.
> >
> > As someone else pointed out, a cart like this that took the normal ROM
> chips
> > from real carts wouldn't make much sense, since it would be hard to get
> the
> > chips without thier carts. The ones that took EPROMS where made for the
> > purpose of piracy. One person would buy the original cart, dump the
data,
> > and program it into as many EPROMS as they wanted, then all you would
need
> > was one of these ZIF socket carts to play the games.
> >
> > Dan
> >
> > >
> > > Dan said:
> > > These aren't actually that uncommon. Are the chips ROMs or
> > > EPROMS? I found
> > > one at a flea market a couple years ago that took EPROMS, along with a
> > > handful of EPROMS. Either way the cart should let you play
> > > any 2 or 4K game
> > >
> > > I'm not sure if these are ROMs of EPROMS as I don't really
> > > know how to tell
> > > the difference. If you, Dan, or anyone else can tell me how
> > > to identify
> > > them, I will try my best. I'm not real good with the inner workings of
> > > electronic devices but I am a fast learner if I have a good
> > > teacher. I
> > > think I should be able to play any game made for Atari that
> > > didn't need
> > > extra stuff on the board (like Pitfall II's sound chip.), but
> > > I'm not going
> > > to rip apart my good carts just to find out. I'm just
> > > thinking about the
> > > ones that have NEVER worked no matter what I've tried. Those
> > > would be worth
> > > the loss (after all they're already half dead anyway!) Who
> > > knows I may even
> > > be able to salvage a couple of the bad ones with some of the
> > > new chips.
> > >
> > >>
> >
>
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