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106
[1]
See Table 48 for the format of the SPI L_Q information unit.
[2]
See Table 52 for the format of the SPI Data information unit.
[3]
See Figure 18.
Figure 17.
SPI information unit sequence during data stream type transfers
DT DATA IN
(from SPI STATUS
or SPI DATA)
DT DATA IN
[1]
(data pointer restored)
DT DATA IN
or
DT DATA OUT
[2]
[4]
(logical disconnect)
DT DATA IN
to SPI L_Q/STATUS [3]
BUS FREE
(physical
disconnect)
SCSI Interface Product Manual, Rev. B
DT DATA OUT
RESELECTION
(from SPI COMMAND
SPI L_Q
(always Targ to Init)
(logical reconnect)
Attention
Condition
SPI DATA
(data pointer saved)
MESSAGE IN
or SPI DATA)
MESSAGE OUT
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