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From: Per Jessen on 22 Jun 2009 04:45
Tobias Krieger wrote:

> This would be a nice and fast solution, but unfortunatelly, it's like=

> that the C programm needs to surveilance the hardware all the time
> (controlling values,...) hence, it would run more as a "daemon".
>=20

Depending your skill-levels with C, there is not much to it. Here is
some fairly simple code I use for a daemon that controls an IOM142
(google it) board via the serial port. =20

http://jessen.ch/files/fridged.tar.gz

It's very much "send two-byte command", then "receive multi-byte
response", but it also responds to simple http-style requests and I
call it from php to produce this page: http://jessen.ch/refrigeration/=

(in dire need up an update).


/Per

--=20
Per Jessen, Z=C3=BCrich (14.4=C2=B0C)

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