Re: RS485 communication standards?

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Article #1077

#1077

From: fwb
Date: Mon, 28 Apr 1986 13:06

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> I'm looking for information on RS485 networks that connect industrial
> input-output devices. RS485 is an electrical standard for a multidrop,
> balanced, twisted pair, transmission medium (like RS422).  Is anyone
> aware of a standard network protocol, defacto or otherwise, for using
> this medium?
> ...
> Bryan Faubion; John Fluke Mfg. Co MS 243F; PO Box C9090 Everett WA 98206

iNTEL has a product called BITBUS (tm iNTEL) which uses RS485 for its
electrical interface.  The data link control is SDLC.  Higher level
protocols are defined by iNTEL.  Get in touch with your local salesman for
more info.

-----------------------------------------------------
Frederic W. Brehm       (ihnp4!princeton!siemens!fwb)
Siemens Research and Technology Laboratories
105 College Road East
Princeton, NJ 08540
(609) 734-3336
-----------------------------------------------------

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Path: arc1-ca.pugleaf.net!utzoo!watmath!clyde!burl!ulysses!allegra!princeton!siemens!fwb
From: fwb@siemens.UUCP
Newsgroups: net.lan
Subject: Re: RS485 communication standards?
Message-ID: <29500005@siemens.UUCP>
Date: Mon, 28-Apr-86 09:06:00 EDT
Article-I.D.: siemens.29500005
Posted: Mon Apr 28 09:06:00 1986
Date-Received: Sat, 3-May-86 19:37:33 EDT
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Nf-From: siemens!fwb    Apr 28 09:06:00 1986

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