Hexam is a machine code editor, assembler and monitor in a "cartridge" that fits in the expansion port, made by ACE Software.
Now, thanks to Jose Leandro, the hardware specialist of the spectrum, with his famous page :
http://trastero.speccy.org/cosas/JL/JL.htm
We can know more about this hardware.
Pictures
- Hexam
Unit front
Unit back
Unit Top
PCB Top
PCB_Bottom
- Hexam Layout, thanks to Jose Leandro
Hexam - PCB Front
Hexam - PCB Back
Hexam - Layout
