In message <[email protected]>, "William H. Fi
te" writes:
OK, can we just add a bit of postive here ?
If your meter is anything like the ones we have over here, they have
a two-way optical port marked "DLMS", "IEC-62056-21" or similar.
Hook up a IR-LED and IR-Photodiode to your serial port, open a
terminal program with 300,7,EVEN,1 and send
/ ? ! CR NL
And marvel at all the data it spews back.
Here is a python class which does the comms for you:
https://github.com/bsdphk/PyDLMS
Here is a blog entry in Danish about it:
http://ing.dk/artikel/120524-tal-med-din-elmaaler-og-ingenioeren
Enjoy...
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
[email protected] | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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