Date : Tue, 17 Apr 2007 15:17:48 +0100 (BST)
From : splodge@... (Richard Gellman)
Subject: Acorn SCSI board arbitration
> In the Master AIV version? In the Winchester flavour there seems to be no
> way
> for a host to just assert just one of the 8 data lines (corresponding to
> the
> ID of that host) and leave the other lines in a high-impedance state where
> another host on the bus is free to assert them.
Hmm. Certainly writing to the data bus is possible, but two hosts arguing
over zero-state bits might cause a "heated" discussion....
Maybe a simple tristate buffer hack could be added to support arbitration?
-- Richard