On Nov 5, 10:28, Jeffrey S. Sharp wrote:
> On Mon, 5 Nov 2001, Carlos Murillo wrote:
>
> > I did investigate the pin-out after I bought mine; they seem to use
> > all pins and I seem to remember that a couple are looped back?
>
> Sounds like a flavor of null-modem cable to me.
More than that. Some of the pins are used for non-RS232 on/off signalling
of battery state, etc. That's common on UPSs, not just APC ones. My
Powerware Prestige 6000 does that too.
--
Pete Peter Turnbull
Network Manager
University of York
Received on Mon Nov 05 2001 - 12:49:50 GMT