[Beowulf] Watts Up Pro

Lombard, David N dnlombar at ichips.intel.com
Tue Jul 17 06:59:42 PDT 2007


On Sun, Jul 15, 2007 at 08:03:09PM -0700, Michael Lewis wrote:
> 
> I have one of these (though mine is plain serial, and not the usb model).
> It is in fact possible to get at the data without the included software.
> 
> The vendor documents the protocol here (again, mine is serial and not USB,
> so YYMV):
> https://www.wattsupmeters.com/comprotocol.pdf
> 
> It's a pretty simple protocol.  It is possible both to instruct the device
> to log samples to the serial port, or to have it dump its logs.  I tend to
> just use a regular old terminal program (tip, kermit, minicom, what have you)
> and send it the commands by hand and cut and paste the output.  Someday(tm),
> in my Copious Free Time(tm), I'd like to whip up a script that would send the
> commands, parse the output, and perhaps even insert the results into a
> database.

When you do get your Round Tuit, try expect for that task...

-- 
David N. Lombard, Intel, Irvine, CA
I do not speak for Intel Corporation; all comments are strictly my own.



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