Nice system for green houses or other "lighter" use. Our cables are heavy duty, taking a load of 4.5 tons each. As we are mainly in dusty environments we also face the need to meet the ATEX (explosive safe) regulations. We have from a handheld instrument (Windows CE) and a probe that you stick in to the grain to a central computer talking to distributed cards (LPC2138 + DS2480B) via a RS-485 network. 24/7 data collection with unlimited retension of data, alarm triggers individually per sensor / cable, alarm for raising or over temperature, reporting...you name it and it's in there :-) My next step is to add embedded webserver, radio modem, bluetooth and control panel as add-on cards to it. Cheers /Johan --- In lpc2000@yahoogroups.com, "Ake Hedman, eurosource" <akhe@b...> wrote: > > Thats a lot of sensors!!! Impressive! Have you seen the "Snaku" at > http://www.ibuttonlink.com/ > > /Ake*
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Re: Is LPC2138 UART levels OK for a 5V part?
2005-11-11 by fredrikssonjohan
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