On 5/22/07, Tony Duell <ard at p850ug1.demon.co.uk> wrote:
I remember
back in the day, since we had dozens of CiTOH and DEC
terminals, looking over the available schematics for both and not
being able to figure out how the keyboard works. I think it was a
I'm not suprised you had trouble understanding it. Bits of it are not at
all obvious.
Indeed it isn't, but I had a go at the VT100 Technical Reference Guide
I found a reference to via
vt100.net, and more of it makes sense now,
especially the combination clock and bidirectional data line. That's
a lot of work for one wire. The 4-wire LK201 interface is much more
up my alley.
Hope that helps a bit
Yes. Thanks, Tony!
-ethan