Product manual

Figure 17. Arbitration, reselection and message in
Description Symbol Typical Max
Target wins arbitration
(for reselect)
T12
<6 µsec
—
Arbitration to reselect T13
<5 µsec
—
Reselect to identify message in T14
<150 µsec
—
Message in byte transfer T32
<0.1 µsec 0.15 µsec
1
0
– DB(7 – 0,P)
–ATN
–SEL
–BUSY
–I/O
–MSG
–C/D
–REQ
–ACK
T13
T12
T14
T32
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
Target and Init. ID
Target ID
Identify message
ST3655 Family SCSI Drives Product Manual, Rev. A 129