RobertB Posted September 8, 2013 Share Posted September 8, 2013 At his website, CBM engineer Bil Herd has released the drawings/blueprints for a proposed CP/M cartridge for the VIC-40. The cartridge would have used a Z80 chip. To read about it and to download the drawings, go to http://c128.com/cpm-z80-cartridge-commodore-vic-40 Also at C128.com, he has released the schematics for a proposed C64 80-column adapter board which never saw the light of day. To read about it and to download the drawings, go to http://c128.com/commodore-c64-80-column-adapter He has released the schematics for the TED series (Plus/4, C16, etc.). To read about it and to download the drawings, go to http://c128.com/ted-drawings-1980s Sign up for his forum, and you could directly ask your questions to Bil. Truly, Robert Bernardo Fresno Commodore User Group http://videocam.net.au/fcug The Other Group of Amigoids http://www.calweb.com/~rabel1/ Southern California Commodore & Amiga Network http://www.sccaners.org 1 Quote Link to comment Share on other sites More sharing options...
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