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Byte 0
1
2
5
6
(MSB)
7
8
9
(a) TRANSFER LENGTH: Bytes 6 to 8
Specifies the number of window data bytes sent in the DATA OUT phase. A 0 means that no data
transferred; this situation is not considered an error.
If the number of bytes is not enough (less than 48) to set a single window, the scanner returns the
following error
Status: B'00001' (CHECK CONDITION) Sense key: X'5' (ILLEGAL REQUEST)
Sense key: X'5' (ILLEGAL REQUEST)
Window date: DATA OUT phase (initiator → target)
4.4.7.2
Window data specifies the details of a window. Window data contains a bead and one or more window
descriptor block. Each window descriptor block specifies the attributes of a window (size, position, sca etc.).
If a target receives the SET WINDOW command when it already has window data, ..the target discards a
current window data and validates the newly received data.
(a) Header
Window data (header) is shown in the following illustration.
Byte 0
5
6
(MSB)
7
Window descriptor block length: Bytes 6 and 7
7
6
5
Logical unit number
7
6
5
Window descriptor block length
4
3
Operator code X'24'
(Reserved)
(Reserved)
Transfer length
Control byte
4
3
Reserved
4-34
2
1
0
(LSB)
2
1
0
(LSB)
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