Addons published, most of those to be inserted in the expansion connector, so one at a time.
The crystal oscillator gice the TEC-1 a real crystal fixed clock.
8×8 matrix
Crystal oscillator
EPROM burner
Input Output module
NVRAM
Printer plotter
RAM stack
Relay board
Speech module
TEC Power supply
The DAT board
See also:
PROTON Electronics: PC-1, CB80, PIM-1
PROTON Electronics, a small company from Naarden the Netherlands, led by James Post, and A.J. Kool as technical manager,...
PAL-2
4 february 2025 2025 I have built the PAl-2 kit, now designing and building a I/O card.
This information is based upon ...
John Bell PN 80-Z80
Z80 Microcomputer PN 80-Z80
PCB images by Gledn Deas, thanks!
PC Tools
Updated December 2020, Linux compilation checked, bugs fixed, online program for comverting binary to wave file.
To a...