
Econopet
DLehenbauer/econopet
Mainboard replacement for Commodore PET/CBM series machines
Boards in 4 GitHub repositories, designed in KiCad, that use the SN74LS07D by Texas Instruments (0.25mA 0℃~+70℃ 1 10ns@5V,15pF 4.75V~5.25V 40mA 6 74LS Open Collector Unidirectional SOIC-14 Buffers, Drivers, Receivers, Transceivers ROHS). See how each wires it, with its parts, size, README and files; the SN74LS07D’s symbol, footprint and pinout are on its own page.

DLehenbauer/econopet
Mainboard replacement for Commodore PET/CBM series machines

DLehenbauer/commodore-pet-clone
Open hardware clone of the Commodore PET 4032

snorklerjoe/useful6502
A homebrew 65c02s-based computer and custom operating system, with a handful of modern features.


DLehenbauer/econopet
Mainboard replacement for Commodore PET/CBM series machines