[Nut-upsdev] Specs for Powercom Kingpro UPSes!
aquette.dev at gmail.com
Thu Dec 21 23:01:31 CET 2006
2006/12/21, Charles Lepple <clepple at gmail.com>:
> On 12/21/06, Dan Mahoney, System Admin <danm at prime.gushi.org> wrote:
> > Unfortunately, this doesn't give PROTOCOL details. Does anyone have a
> > "first step" at how to decode that? (for example, how to gauge line
> > speed, how to "snoop" the serial port under windows? (for which the only
> > software exists right now).
> I have had great success with this tool:
> The log will contain information such as baud rate changes, and other
> serial port settings.
> I haven't used it since Microsoft acquired Sysinternals, but with the
> older versions, I found it helpful to turn on the hex display of data
> (otherwise, some characters will be recorded ambiguously).
> There are a number of posts to this list on reverse-engineering
> protocols (in the name of DMCA interoperability, of course), but the
> basic idea is:
> * plug a dummy load into the UPS while testing (so you don't crash
> your development machine if it turns off unexpectedly)
> * Run the batteries down a little past the low-battery point, so you
> can see the difference between "on battery" and "low battery".
> * Record what is happening at a given time, so that you can deduce
> things like battery charge from the logs.
might be a good idea to put a procedure down into a doc/ file*.
Linux / Unix Expert - MGE UPS SYSTEMS - R&D Dpt
Network UPS Tools (NUT) Project Leader - http://www.networkupstools.org/
Debian Developer - http://people.debian.org/~aquette/
OpenSource Developer - http://arnaud.quette.free.fr/
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