> I'd like to implemente an aplication using
> RS485 in multipoint state.
> Does someone know where can I find
> more information about it?

I use these references

Bob Perrin (Circuit Cellar 7/99)

http://www.circuitcellar.com/library/ccofeature/perrin0799/index.asp

Jan Axelson (Circuit Cellar 6/99)

http://www.edtn.com/embapps/emba062.htm

10 Ways To Bulletproof RS-485 Interfaces (AN1057)

http://www.national.com/an/AN/AN-1057.pdf

Interface Circuits For TIA/EIA-485 (Texas)

RS485 at bottom of page. Particularly useful and in-depth interface
circuits and "How it works" descriptions. Details on many many
other comms accessible from this page

http://focus.ti.com/docs/analog/interfacehomepage.jhtml?familyId=361&templat
eId=5&path=templatedata/cm/overview/data/interface

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