Interesting :) I saw this same board with another name, (but I can't remember the name...) If you have time look at the software the communication between the cpm board and the commodore 8000 Is written in 6502 assembly language but the io including the disk io where written In commodore basic :) great speed :) I tried to adapt a hard disk for this board.... when I saw that the code was written in basic I gave up :) -- Didier -----Message d'origine----- De : owner-cbm-hackers@musoftware.de [mailto:owner-cbm-hackers@musoftware.de] De la part de Mike Naberezny Envoyé : mercredi 10 août 2011 20:14 À : cbm-hackers@musoftware.de Objet : Re: info cpm board for cbm 8032 Hi Ruud, On 11/17/09 9:36 AM, Ruud@Baltissen.org wrote: > As promised: http://www.baltissen.org/images/z80card.jpg I believe your unidentified PET CP/M board is the "Z-RAM" from Madison Computer. There is a review of the Z-RAM on page 91 of Commodore Magazine, April/May 1982 issue. The review includes a photo of the board and it looks like it matches your photo. Regards, Mike -- Mike Naberezny (mike@naberezny.com) http://6502.org Message was sent through the cbm-hackers mailing list Message was sent through the cbm-hackers mailing listReceived on 2011-08-10 19:00:39
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