Interesting S100 boards

From: Sam Ismail <dastar_at_crl.com>
Date: Sat Jun 28 15:09:01 1997

On Sat, 28 Jun 1997, Jeff Hellige wrote:

> Sam Ismail wrote:
>
> > 65xx Emulator, part no. 100-015-2, (c) 1983 Atari [this is the PCB only]
> > Trace Memory Interface, part no, 100-003-2, (c) 1983 Atari
> > 6502 Processor, part no. 100-003-2, has a 6502 and some other stuff, such
> > as a clock speed DIP switch (1, 2, 4 MHZ settings), some RAM, a couple
> > ribbon cable connectors. I have 2 of these boards but one is incomplete
> > (does not have all the chips the other one does).
> > All have the Atari name and logo and a copyright date of 1983.
>
> From the dates, it looks like it might be some kind of developement
> board for the XL series. How much RAM does it have? The 800XL had 64k
> I believe. It sounds like a cool setup!

Just took a closer look. The 6502 Processor board doesn't have any RAM
after all, just 74xx chips. The Trace Memory Interface has 3 Intersil 6402
chips on it. What are those?

Sam
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Computer Historian, Programmer, Musician, Philosopher, Athlete, Writer, Jackass
Received on Sat Jun 28 1997 - 15:09:01 BST