Computers

CBM, Commodore, Z-80, CPM, C-64, VIC-40

CPM Z80 Cartridge for the Commodore VIC-40

More of those sets of drawings that I found in a box dating back 30 years to when I worked at Commodore Business Machines in West Chester PA. 

Commodore C-64 80 Column Adapter

Commodore C64 80 Column Adapter

I have found several sets of drawings in a box that dates back 30 years to when I worked at Commodore Business Machines in West Chester PA.  I had assumed that these products eventually got release

C16/Plus4 Lunar Rescue adapted by Daniel Crespo Andrés

C16/Plus4 Lunar Rescue adapted by Daniel Crespo Andrés

Swiping something directly from the pages of Commodore Free Magazine (with permission from Nigel) I see that

Commodore Free Magazine #70

Commodore Free Magazine #70

Commodore Free Magazine - www.commodorefree.com

TED, Flash Memory, C264, CBM, CBM CREW, Andre Melcher, Georgios Patsos

SD Memory for the C264

Georgios Patsos sent me a link to Andre Melcher's external memory expansion for the Commodore 264 series.

Coding at the hardware level for timing and precision

Swissembly: Coding at the hardware level for timing and precision

D Zoss has posted about  Coding at the hardware level for timing and precisioncoding at the hardware level for timing and precision on the old TED (C116/C264/C364/C232/C16/Plus 4) hardware.  Catch

Commodore 8 Bit Repair Workshop - VCF East 2012 with Bil Herd & Rob Clark

Commodore 8 Bit Repair Workshop - VCF East 2012

Commodore 8 Bit Repair Workshop from VCF East 2012.  Rob discusses the current state of troubleshooting towers, dongles and silicon replacement, Bil discusses how to troubleshoot processors and com

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