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- Xref: sparky comp.dcom.lans.misc:687 comp.realtime:1015
- Newsgroups: comp.dcom.lans.misc,comp.realtime
- Path: sparky!uunet!caen!uwm.edu!csd4.csd.uwm.edu!markh
- From: markh@csd4.csd.uwm.edu (Mark)
- Subject: Re: Embedded Systems Networking Systems
- Message-ID: <1992Aug28.200218.21744@uwm.edu>
- Keywords: arcnet
- Sender: news@uwm.edu (USENET News System)
- Organization: Computing Services Division, University of Wisconsin - Milwaukee
- References: <gregh.714841186@cserver> <#ncnf7=@quantum.on.ca> <8ycnr9+@quantum.on.ca>
- Date: Fri, 28 Aug 1992 20:02:18 GMT
- Lines: 19
-
- In article <8ycnr9+@quantum.on.ca> aboyd@quantum.on.ca (Andrew Boyd) writes:
- >In article <#ncnf7=@quantum.on.ca> danh@quantum.on.ca (Dan Hildebrand)
- >writes:
- >>Why not drop an Arcnet chip onto your embedded system ? The component cost
- >>is very low ...
- >
- >if you are interested in arcnet for an embedded system, check out the
- >SMC 20020, which is an arcnet controller with on-board ram. The data
- >sheet claims "With only one COM20020 and one microcontroller, a complete
- >ARCNET node may be implemented".
- >
- >Also, if I were you, I would check out RS-485. Not very fast, but
- >dirt cheap.
-
- I've done 57.6k baud on a RS-485 with no problems at all. I might have
- been able to do 350kbaud as well, if I tried it.
-
- I have yet to see any embedded application where anything other than a RS-485
- is even needed for reasons of speed or functionality.
-