Re: Strange CBM710 with 3.5" drive

From: Steve Gray <*sjgray_at_rogers.com*> Date: Thu, 13 Jun 2013 12:03:07 -0700 (PDT) Message-ID: <1371150187.27913.YahooMailNeo@web161301.mail.bf1.yahoo.com> · sjgray_at_rogers.com

I think these are the schematics:
http://schuetz.thtec.org/DrCrazy/www.drcrazy.de/nkc/html/gdp64.htm


Steve


>________________________________
> From: Michał Pleban <lists@michau.name>
>To: cbm-hackers@musoftware.de 
>Sent: Thursday, June 13, 2013 2:07:37 PM
>Subject: Re: Strange CBM710 with 3.5" drive
> 
>
>Hello!
>
>Ullrich von Bassewitz wrote:
>
>> It may be an EF 9365 or EF 9366. That's a graphics display processor with
>> vector capability. It was used for the NDR computer by Rolf Dieter Klein. See
>> here
>> http://de.wikipedia.org/wiki/NDR-Klein-Computer
>> (German) and here
>> http://upload.wikimedia.org/wikipedia/commons/e/ef/NDR_Klein_Computer_GDP64_Karte.JPG
>> for a picture of the card. Maybe someone has event put this card into the
>> machine with some interface logic?
>
>Yes, it's exactly that! The only additional thing mine has is a very
>narrow PCB between this and the expansion connector. So this should be
>some interface logic to the CBM-II bus. And probably the rewirings on
>the board are necessary to make it work with the computer.
>
>Regards,
>Michau.
>
>
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