From owner-freebsd-hackers  Wed Sep 19  1:19:46 2001
Delivered-To: freebsd-hackers@freebsd.org
Received: from relay.tecc.co.uk (luggage.tecc.co.uk [193.128.6.129])
	by hub.freebsd.org (Postfix) with SMTP id 923E337B412
	for <freebsd-hackers@freebsd.org>; Wed, 19 Sep 2001 01:19:42 -0700 (PDT)
Received: from fw-smtp.tecc.co.uk [195.217.37.39] 
	by relay.tecc.co.uk with esmtp (Exim 1.70 #1)
	id 15jca2-0007ay-00; Wed, 19 Sep 2001 09:19:38 +0100
Received: from [195.217.37.153] (helo=leven)
	by fw-smtp.tecc.co.uk with smtp (Exim 2.12 #3)
	id 15jca1-0001B4-00; Wed, 19 Sep 2001 09:19:37 +0100
From: "Andy" <andy@tecc.co.uk>
To: "Brandon Fosdick" <bfoz@glue.umd.edu>,
	"mark tinguely" <tinguely@web.cs.ndsu.nodak.edu>
Cc: <imp@harmony.village.org>, <karsten@rohrbach.de>,
	<freebsd-hackers@FreeBSD.ORG>, <gavinkenny@yahoo.co.uk>,
	<julian@elischer.org>
Subject: RE: CAN bus
Date: Wed, 19 Sep 2001 09:19:58 +0100
Message-ID: <LJEBJMCCDIIIOBAJDEKCGECGCGAA.andy@tecc.co.uk>
MIME-Version: 1.0
Content-Type: text/plain;
	charset="us-ascii"
Content-Transfer-Encoding: 7bit
X-Priority: 3 (Normal)
X-MSMail-Priority: Normal
X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0)
Importance: Normal
In-Reply-To: <3BA7ADB9.769A7BB@glue.umd.edu>
X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4807.1700
Sender: owner-freebsd-hackers@FreeBSD.ORG
Precedence: bulk
List-ID: <freebsd-hackers.FreeBSD.ORG>
List-Archive: <http://docs.freebsd.org/mail/> (Web Archive)
List-Help: <mailto:majordomo@FreeBSD.ORG?subject=help> (List Instructions)
List-Subscribe: <mailto:majordomo@FreeBSD.ORG?subject=subscribe%20freebsd-hackers>
List-Unsubscribe: <mailto:majordomo@FreeBSD.ORG?subject=unsubscribe%20freebsd-hackers>
X-Loop: FreeBSD.ORG

I designed a CAN controller for an embedded app some
years ago now. However, I seem to remember the serial
bit rate was pretty slow. Here's a link to more info
if anyone's interested:

http://www.can-ucan.com/

Regards
Ak

> Subject: Re: CAN bus
>
> mark tinguely wrote:
> >
> > >  it is quite standard in industrial environments and still popular (at
> > >  least in europe) but existant installations slowly get replaced with
> > >  ethernet based (100baseFX) or industrial ethernet (10Mbit)
> transceivers.
> >
> > I believe it was designed for noisy environments and is still used in
> > automotive and large equipment (farm tractors, combines, etc).
>
> Thats why I chose it for my home automation project. There are a
> lot of places
> where I had to run the network wires right next to power wires.
> Since CAN is
> supposedly noise resistant and I don't need much bandwidth it
> seemed like a
> logical choice.


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-hackers" in the body of the message