IIRC Pin 9 is only normally used for "on ring" so doesn't matter
if left out.
This has worked fine for me for all sorts of devices e.g. PalmV, LCD
diaplay
and Temp board.
Of course YMMV!
Justin.
Quoting Paul Gale <groups@xxxxxxx>:
> I'm just about to run several RS232 signals over Cat5. Does it make
a
> difference if I use a pair for the RX/TX or not i.e. should the RX/TX
be
> twisted?
>
>
>
> Paul.
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