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Re: zip chip schematic

Michael J. Mahon wrote:
> aiiadict@gmail.com wrote:
> > Glenn Jones sent me a copy of the Zip Chip patent, which
> > includes schematic and description of operation.
> >
> > Has anyone else looked at this?  I am curious how difficult
> > it will be to make it work with the 20mhz WDC parts.
>
> Actually, this is the SpeedDemon card patent, on which the
> later, more refined design of the Zip Chip was based.

Michael, That's an interesting bit of history ... :)

I originally got the patent number from a picture of the ZIP GSX listed
in a ebay auction.

 ....


Thanks

:O)


Glenn