Product manual

Figure 25. Data in, status, command complete message and bus free
Description Symbol Typical Max
Data to status T17 Command dependent
Status to command complete
message
T18
<150 µsec
—
Command complete message
to bus free
T19
<100 µsec
—
Message in byte transfer T32
<0.1 µsec 0.15 µsec
Status byte transfer T34
<0.1 µsec 0.15 µsec
– DB(0 – 7,P)
–ATN
–SEL
–BUSY
–I/O
–MSG
–C/D
–REQ
–ACK
T34
T32
T19
T17 T18
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
Status Cmd CompleteLast byte
ST3655 Family SCSI Drives Product Manual, Rev. A 137