Date: Wed, 28 Jun 2000 15:11:40 -0400 From: steinyv <steinyv@skyweb.net> To: freebsd-hardware@freebsd.org Subject: Re: SCSI Message-ID: <4.2.0.58.20000628151017.009e92e0@> In-Reply-To: <Pine.BSF.4.05.10006281217300.27226-100000@semuta.feral.com > References: <4.2.0.58.20000628145800.009e8b80@>
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Ok I got the message loud and clear. Well Im gone on another quest to find a scsi card.......... Ill be back. Thanks At 03:17 PM 6/28/00 , you wrote: >On Wed, 28 Jun 2000, steinyv wrote: > > > I have some regular scsi hard drives and cdrom, could I use these with a > > differential controller?? > >No: > > > >Do *not* mix non-differential or differential devices. Devices have gotten > > >more resilient, but you could certainly fry things that way. > > > > > > At 01:12 PM 6/28/00 , you wrote: > > > > >It's a signal level issue, not a performance issue. Rather than TTL > -5v to 0v > > >at 40ma, it's +5/-5 (IIRC) with micro-electric chair amperage. > > > > > >The only practical effect of using differential is you can run a > *much* longer > > >cable. > > > > > >Do *not* mix non-differential or differential devices. Devices have gotten > > >more resilient, but you could certainly fry things that way. > > > > > >Note that LVD (low voltage differential) is a different thing entirely. > > >I won't go into that- check any one of the HBA or Drive vendor's websites- > > >you'll find overviews of that there (or see http://www.ultra160-scsi.com > > >for Ultra3). > > > > > >On Wed, 28 Jun 2000, steinyv wrote: > > > > > > > Please excuse me, but does a differential scsi card differ from a > regular > > > > one, in what way? Could I use them with FBSD? What should I look > out for? > > > > Thank You gurus > > > > :) > > > > > > > > _________________________________________ > > > > Steiny's Studio > > > > Pachyderm Productions > > > > http://steiny.hypermart.net > > > > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > > > with "unsubscribe freebsd-hardware" in the body of the message > > > > > > > > > > _________________________________________ > > Steiny's Studio > > Pachyderm Productions > > http://steiny.hypermart.net > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-hardware" in the body of the message > > > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-hardware" in the body of the message _________________________________________ Steiny's Studio Pachyderm Productions http://steiny.hypermart.net To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message
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