Date   : Fri, 25 May 2012 11:56:20 +0200 (BST)
From   : johan@... (Johan Heuseveldt)
Subject: Setting jumpers SCSI IDs

Hi,

On Fri 25 May, Jim Hearne wrote:

> >putting a jumper on makes it a value of '1',
> >and getting it off makes it '0'
> 
> >The jumper list started with all jumpers off, and says SCSI ID = 0
> 
> This is certainly the standard for all PC and Mac SCSI devices I've ever 
> come across.

It's new to me!

Older drives /do/ work the opposite way, which seems the simplest
for the HW in those days.
(discrete non-inverted buffer with VCC pulled up signal line)


The Tape drive mentioned, is indeed of this kind.

[snip]


Yes, I have to take into account that the other way is the normal
way nowadays!

Thanks.


Greetings,
Johan

-- 
Johan Heuseveldt <johan@...              >
  aka  waarland

  The best place is a Riscy place

Avoid commas, that are not necessary.