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4-50
7 6 5 4 3 2 1 0
Operator code X'1B'
Transfer length
Control byte
Transfer length: X'01'
The transfer length specifies the length in byte of the window identifier list that should be sent in the
DATA OUT phase.
Window identifier: X'00'
4.5 Status: STATUS phase (target → initiator)
Each time a command is terminated, the target moves into the STATUS phase and returns a status byte to the initiator to
report the completion of the command.
Status byte
7 6 5 4 3 2 1 0
(Reserved) Status byte code
(Reserved)
The status supported by this scanner are summarized in the following table.
Table 4-22
Code Status of unit
000000 GOOD
• The command has successfully terminated
000001 CHECK CONDITION
a) The command has abnormally terminated.
b) An abnormal condition was detected before a unit is selected.
• The target detected an error before start of command-
controlled processing.
• A unit that switched from the NOT READY status to the
READY status was selected for the first time.
• A unit that received a RESE~ CONDITION or a BUS
DEVICE RESET message was selected for the first time.
Byte 0
1
2
3
4
5
(Reserved)