On Dec 31, 2007, at 3:57 PM, Tony Duell wrote:
Some, if not most, ST506/ST412 interface drives output
a signal on the
data cable when that drive is selected. The idea was you could plug
the
data cables into the controller in any order, and the controller could
determine which data connector to use, which receivers to enable, etc.
That is good information I had not previously been aware of, and
certainly does explain some behaviors I have seen in ST412 disk
systems, which I had considered "peculiar".
ok
bear