Re: P500 with 8088 co-processor

From: Bill Degnan <>
Date: Tue, 24 Jul 2018 20:37:02 -0400
Message-ID: <>
> Even though the 8088 card is really rare and the P 500 even rarer, they
> both only contain chips that are rather common.
> The only thing I'm not totally sure of is if the equations for the
> programmable logic chips in the P-500 are correct. They are listed in
> the schematics. That's about the only IC's where you can't just put in
> a replacement IC from a scrapped C64 or PC compatible machine, or
> program a standard eprom with a file image from Zimmers or some other
> place.
> --

But the PLA code is out there, right?  If it dies I have no spare p500 PLA

I can do a RAM dump I suppose if need be.


Received on 2018-07-25 03:00:18

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