Talking of the 380Z...

[Tony Duell]

> Actually, I'd not heard of the blue-cased machines before. Maybe they're
> in standard off-the-shelf instrument cases rather than with RML logos,
> panel cut-outs etc.?

The black case is a standard (Vero iIRC) case. It was designed to take a 
19" rack chassis, but RML just mounted the PSU and card guides inside. 
OK, the cutouts and logos are custom, but that's all.

> Oh, Xebec board in my fileserver is an S1410, for which I have a manual
> and a couple of spare boards, so I can do some messing around with a PC
> parallel port driver. There's even a sample Z80 interface schematic in
> the back of the manual that's probably adaptable...
> 
> Still concerned about timings though as some of the timing diagrams do
> have upper constraints on signal changes (a lot of them only specify a
> minimum limit). Time will tell if the PC's port is quick enough...

I think (wihtout trying it), you can go as slowly as you like.

-tony