No wonder, R6500/1 EB3 was a development device like all (?) the piggyback MCU variants back then. So even the CBM used them :) Was this C900 keyboard EPROM dumped already ? Regards, Konrad, the happy owner of a few R6500/1EB3-s ;) czw., 24 cze 2021 o 11:51 Michał Pleban <lists_at_michau.name> napisał(a): > Frank Wolf wrote: > > > Interesting! Can you post a picture? > > The piggyback Rockwell version is used in the Commodore 900 keyboard > (photo courtesy of Jan Janssen): > > https://i.ibb.co/tZ2m68x/IMG-1538.jpg > > Regards, > Michau. > > >Received on 2021-06-24 13:00:03
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