Re: A83: Inside the TI-83
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Re: A83: Inside the TI-83
Well, a friend of mine has already identified the part number of the
epson chip as the rom. And he also thinks the toshiba chip to be the
lcd driver, so....
- Matt
CrASH_Man wrote:
>
> >From what I know, the TOSHIBA chip is actually the z80-clone chip (there's
> no actual zilog chip) and the TI chip is the ROM. The other chip is
> probably the RAM. That's the way it is inside the TI-82.
>
> it would probably help if someone can identify any part numbers on the
> chips.
>
> The Z80 is supposed to have 40 pins, but I'm not sure about this TOSHIBA
> clone (though I would assume it should be the same)
>
> -crashman
>
> > Hey Linus, I figured you would be the one, if any, to reply. First
> > off, I have a rom version 1.07, and could only find three distinct ic's,
> > while my friend with a rom version 1.06 had four ic's. Now, I have a
> > toshiba ic, which I think is the lcd driver, an epson ic, which I think
> > is the rom, and a TI ic (it says (C) 1996 TI, which I cannot find out
> > what it is. I am wondering if this is the z80, because I cant find
> > anything that resembles the z80, which is suposed to have forty pins
> > right, (44 maybe?). The three ic's that I see are 28,32, and 80 pins.
> > My main question is where is my z80 chip. And the other question is,
> > what is the "TI" ic?
> > I sent TI an email but they replied with something stupid,
> > although the
> > guy was nice about it.
> > - Matt
> >
> > Linus Akesson wrote:
> > >
> > > In accordance with the prophecy, mhlandry uttered:
> > >
> > > > Anyone on this list ever open up their 83? If so I have some
> > > > questions, thanks.
> > > > - Matt
> > >
> > > Sure did, what are the questions?
> > >
> > > Linus
> > >
> > > - --- Linus Akesson ------------------------
> http://linusworld.cjb.net --- -
> >
> > IBM & M$ are trademarks; Amiga is a philosophy.
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