SCSI Bus Problem?

From: Julius Sridhar <vance_at_ikickass.org>
Date: Mon Feb 11 18:53:13 2002

On Mon, 11 Feb 2002, Jeff Hellige wrote:

> > >You're contradicting yourself here. Either that or the semantics
> of your >sentence are confusing :)
>
> Both the 20Mhz (Ultra) and 10 Mhz SCSI buses are narrow.
> Standard SCSI runs at 5 Mhz, Fast-SCSI at 10 Mhz, Ultra at 20Mhz and
> Ultra2/Wide is 40Mhz. The various versions of Wide go up to 160Mhz
> and 30 devices now. 20Mhz and below is still narrow width, just
> different speeds. The bus will slow itself to the speed of the
> slowest item on the bus. To put a narrow item on a wide bus requires
> some sort of adapter so the narrow item only changes the speed of the
> bus, not the data width of the whole bus.

What are you talking about? There are 20MHz (and even 10MHz) wide
devices.

Peace... Sridhar
Received on Mon Feb 11 2002 - 18:53:13 GMT