
SCSI Command Overview
Drive Control Commands
Chapter 11-8
The drive responds to each initiator requested REQ/ACK offset as show
in Table 1-4 on page 1-9.
Table 1-3 Transfer Period Values (For 9.1 and 5.2 Gbyte Drives)
Initiator Requested
Transfer Period Factor
Drive Response Transfer Period
0 <= m
i
<= 25 m
t
= 25 100 nsec
26 <= m
i
<= 31 m
t
= m
i
125 nsec
32 <= m
i
<=37 m
t
= m
i
150 nsec
38 <= m
i
<=43 m
t
= m
i
175 nsec
44 <= m
i
<= 50 m
t
= m
i
200 nsec
51 <= m
i
<= 56 m
t
= m
i
225 nsec
57 <= m
i
<= 62 m
t
= m
i
250 nsec
63 <= m
i
<= 68 m
t
= m
i
275 nsec
69 <= m
i
<= 75 m
t
= m
i
300 nsec
76 <= m
i
<= 255 m
t
= m
i
Asynchronous
(REQ/ACK offset 0)
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