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Date:      Sat, 7 Jun 1997 10:22:47 -0700 (PDT)
From:      "Rodney W. Grimes" <rgrimes@GndRsh.aac.dev.com>
To:        gibbs@plutotech.com (Justin T. Gibbs)
Cc:        asami@cs.berkeley.edu, scsi@FreeBSD.ORG
Subject:   Re: 3940uw with long cables
Message-ID:  <199706071722.KAA23082@GndRsh.aac.dev.com>
In-Reply-To: <199706070047.SAA07204@pluto.plutotech.com> from "Justin T. Gibbs" at "Jun 6, 97 07:45:54 pm"

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Someone PLEASE PLEASE PLEASE put this in the handbook!!!

> >Is this something that can be only cured by somehow shortening the
> >cables?
> 
> Perhaps.  There are a few important things to keep in mind when
> tuning the bus length.
> 
> 1) Having equal distances between all devices is sometimes more
>    important than total bus length since the varying RC constants
>    can cause strange signal skew conditions if the lengths aren't
>    matched.

... [chopped to save traffic] ...

-- 
Rod Grimes                                      rgrimes@gndrsh.aac.dev.com
Accurate Automation, Inc.                   Reliable computers for FreeBSD



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