IBM IC35L036UWDY10 Hard Drive Specifications - Page 75

Inquiry data format - CmdDt = 1, CDB Usage Data, CDB Size = m-5, Reserved, Version, Support

Page 75 highlights

8.5.1.2 Inquiry data format - CmdDt = 1 Bit Byte 7 6 5 4 3 2 1 0 0 Peripheral Qualifier Peripheral Device Type 1 Reserved Support 2 Version 3 Reserved 4 Reserved 5 CDB Size = m-5 6 CDB Usage Data m Figure 58. Command support data format ! Peripheral Qualifier is set to zero to indicate that the LUN specified in the IDENTIFY Message is currently supported. Peripheral Qualifier is set to 011b when the LUN specified in the IDENTIFY Message is not present.3 ! Peripheral Device Type is set to zero to indicate that the device is a Direct-Access. Peripheral Device Type is set to 1Fh when the LUN specified in the IDENTIFY Message is not present. ! Support indicates the type of command support. The following table defines the values and meanings of the Support field. 3 For all commands except INQUIRY and REQUEST SENSE if an invalid LUN is specified, a CHECK CONDITION will be returned. Ultrastar 146Z10 hard disk drive specifications 59

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8.5.1.2
Inquiry data format - CmdDt = 1
m
CDB Usage Data
6
CDB Size = m-5
5
Reserved
4
Reserved
3
Version
2
Support
Reserved
1
Peripheral Device Type
Peripheral Qualifier
0
0
1
2
3
4
5
6
7
Bit
Byte
Figure 58. Command support data format
!
Peripheral Qualifier
is set to zero to indicate that the LUN specified in the IDENTIFY Message is cur-
rently supported.
Peripheral Qualifier is set to 011b when the LUN specified in the IDENTIFY
Message is not present.
3
!
Peripheral Device Type
is set to zero to indicate that the device is a Direct-Access.
Peripheral
Device Type is set to 1Fh when the LUN specified in the IDENTIFY Message is not present.
!
Support
indicates the type of command support.
The following table defines the values and mean-
ings of the Support field.
Ultrastar 146Z10 hard disk drive specifications
59
3
For all commands except INQUIRY and REQUEST SENSE if an invalid LUN is specified, a CHECK
CONDITION will be returned.