17 Oct
2011
17 Oct
'11
4:06 p.m.
At 03:17 PM 10/17/2011, Tony Duell wrote:
Being pedantic about it, it appears you were
bit-banging serial I/O over
lines of the IBM printer interface, in which case I think it becomes a
serial port :-).
Being pedantic about it, I'd say that twiddling more than one line
at once changes it from serial to parallel.
- John