[Coco] Re : 512KB SRAM upgrade
Sylvain Rousseau
surtoutnombliepas at yahoo.ca
Wed Nov 22 13:31:48 EST 2006
Hi,
Mr. Merchberger had put on is website a zipped bitmap that show a quick look at how my Coco3 512KB sram upgrade should works.
http://zmerch.30below.com/coco/coco3sram1.zip
Thank you Mr. Mechberger.
I will let you know if it works well when I have the chance to try it into a Coco3.
Sylvain
----- Message initial ----
De : Robert Gault <robert.gault at worldnet.att.net>
À : CoCoList for Color Computer Enthusiasts <coco at maltedmedia.com>
Envoyé le : mercredi 22 novembre 2006, 09 h 26 min 15 s
Objet : Re: [Coco] 512KB SRAM upgrade
Sylvain Rousseau wrote:
> Hello,
>
> I just finished the design for a 512KB sram upgrade for Coco3. I have only one Coco3 so I'm afraid to try it in it until I got a spare Coco3 or a spare Gime chip.
>
> If it works well, I want to make the design public. I can give the design to Mary to put on the Coco Nutz E-zine.
>
> If someone can help me to get a spare Coco3 or a spare Gime chip, please let me know.
>
> P.S. I already have a spare MC68B09EP.
>
> Regards,
>
> Sylvain
> Quebec
> Canada
>
> __________________________________________________
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Perhaps if you e-mail the schematic to someone like Mark Marlette, you
would get a second opinion on whether the design would work if there
were no mistakes in construction.
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