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Command Specifications
b.
Table 4.9 VPD information: device serial No
Bit
7
Byte
0
Qualifier
1
2
3
4
5
~
~
~
~
15
4-12
The values indicated in the "Qualifier" and "Device Type Code" fields in
byte 0 are the same as those in the previously mentioned standard
INQUIRY data. The "Page code" field in byte 1 indicates the page code
(X '00') of this VPD information itself. Also, the "Page length" field in
byte 3 indicates the length (byte length) after byte 4. This value has no
relationship to the specification in the "Transfer Byte Length" in the
CDB, but indicates the length of this VPD information and is always X
'03' (Total data length = 7 bytes).
Byte 4 and subsequent bytes list all the VPD information page codes
supported by the IDD, with the VPD page code indicated in ascending
order in each byte.
Device serial No.
This VPD information reports the device serial number of the IDD. The
format of this VPD information is shown in Table 4.9.
6
5
4
X'80' (Page Code)
X'0C' (Page Length)
Device Serial No. (ASCII)
The values indicated in the "Qualifier" and "Device Type Code" fields in
byte 0 are the same as those in the previously mentioned standard
INQUIRY data. The "Page code" field in byte 1 indicates the page code
(X '80') of this VPD information itself. Also, the "Page length" field in
byte 3 indicates the length (byte length) after byte 4. This value has no
relationship to the specification in the "Transfer Byte Length" in the
CDB, but indicates the length of this VPD information and is always X
'0C' (Total data length = 16 bytes).
Bytes 4 to 15 indicate the IDD's device serial number in right-justified
decimal (ASCII code).
3
2
Device Type Code
X'00'
1
0
~
~
C141-C009
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