Figure 12. Arbitration, Reselection And Message In - Seagate MEDALIST 1080SL Product Manual

Medalist 1080sl SCSI Product Manual, August 1995
0
DB(7–0,P)– Target ID
1
0
ATN–
1
0
SEL–
1
0
BUSY–
1
0
I/O–
1
0
MSG–
1
0
C/D–
1
0
REQ–
1
0
ACK–
1
T12

Figure 12. Arbitration, reselection and message in

Description
Target wins arbitration
(for reselect)
Arbitration to reselect
Reselect to identify message in
Message in byte transfer
Target and Init. ID Identify message
T13 T14
Symbol Typical
T12 <6 sec
T13 <5 sec
T14 <150 sec
T32 <0.1 sec
115
T32
Max
—
—
—
0.15 sec