The Expert Cartridge – The expert among specialists
The Expert cartridge was launched by Trilogic in 1986, and was a very popular expansion. And the Fast Loader was rather secondary… An interesting module, which made a rebuild worthwhile.
C64
ISEPIC – Ice cold replicated
The ISEPIC cartridge was one of the first so-called freezer cartridges, which made it possible to take snapshots of one’s games and programs. Among other things, it was possible to save game saves for games where this was not intended. But the extension could do even more…
Who turned the clock…?
Every CPU needs a clock to be able to work. The Commodore C64, however, has more than one of them. I try to explain the different clocks in this article.
Z80 card in case-friendly format
Update: PCB and firmware are now available. – My well known 8MHz Z80 cartridge for the Commodore C64 in a cartridge compatible board format, smaller but just as powerful!
3D models for PCB layout programs
Meanwhile many PCB layout programs are able to create wonderful 3D renderings of the PCBs. For my boards I draw all 3D models myself. And some of them I have already made available for download.