Commodore
Phase locking the VDC to the VIC Chip - Short Version
- Sat, 2013-11-23 03:34
- 0 Comments
The PLL tower that saved CES - Short Version
HMOSII
- Sat, 2013-11-23 01:49
- 0 Comments
The binder is empty but at one time it contained the secrets to cooking up a batch of HMOSII chips.
An Outsanding Paper: "The C64 PLA Dissected"
- Sat, 2013-11-09 15:07
- 1 Comment
An Excellent write-up on the Programmable Logic Array (PLA) by Thomas 'skoe' Giesel. This PLA is found in t
Vintage Gamma spectrometry system based on C128D
- Tue, 2013-10-22 21:07
- 5 Comments
Here is an amazing Gamma Spectrometry System based on C128D posted by one of the users on c128.com, Tomislav Plese. Here Tomislavm who goes by Tomy, shows some Tokyo soil samples taken since Fuki
Schematics for C64 Plus with 80 Columns
- Fri, 2013-09-13 22:30
- 2 Comments
More schematics from 30 years ago. This is for a computer known internally as the C64+ or C64 Plus and has built in 80 column support. Unfortunately there is a page missing.
CPM Z80 Cartridge for the Commodore VIC-40
- Fri, 2013-09-06 15:56
- 0 Comments
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.