Skip site navigation (1)Skip section navigation (2)
Date:      Sat, 31 Jan 1998 10:05:03 +0200
From:      Mark Murray <mark@grondar.za>
To:        Mike Smith <mike@smith.net.au>
Cc:        Julian Elischer <julian@whistle.com>, hackers@FreeBSD.ORG
Subject:   Re: The 'dave rivers' momorial panic. 
Message-ID:  <199801310805.KAA05669@greenpeace.grondar.za>

next in thread | raw e-mail | index | archive | help
Mike Smith wrote:
> > turns out it was a hardware problem..
> > some IDE chipsets an ddrives were incapable of running on 
> > a ribbon cable over about 40cm (16") long.
> 
> This *is* the specified limit for the ATA bus, funnily enough.

This is one of the hateful things about the ATA bus. It is not 
electronically "correct" - it is effectively an unterminated 
transmission line, and has _horrible_ noise/ringing problems.

M
--
Mark Murray
Join the anti-SPAM movement: http://www.cauce.org





Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199801310805.KAA05669>