CPU-4 is a 6502 SBC based upon the TIM 6530-004. Developed for teaching on the Technical University Eindhoven.
The only surviving part of the system is a 40 page Dutch manual.
Described are the function of TIM, Tiny Basic and Resident Assembler Program, same as the Jolt and Superjolt.
![]() |
Dutch manual of RC41523 CPU-4 |
Some excerpts from the manual:
See also:
Dungeons And Dragons Dice Simulator For The KIM-1
In Compute! Issue 13, June 1981, a small program is published. It runs on an unexpanded KIM-1, showing a random number a...
MICRO
MICRO The 6502 Journal
Published by Robert M. Tripp, The Computerist
Published from 1977 tot 1983. The first y...
Compute! and Compute II
Compute!
A magazine devoted mostly to 6502 computers.
Apart from the Compute II period,
before and afterwar...
Compumart KIM-1 Rev A
When I acquired a KIM-1 Rev A it came with some documentation revealing its provenance:
Warranty card
Brochure ...