Mode parameter header (10)
(MSB)
Block Descriptor Length
( = 0 or 8)
(LSB)
6
7
Reserved = 0
4
5
Reserved = 0
WP
3
Medium Type = 0
2
(MSB)
Mode Data Length
(LSB)
0
1
0
1
2
3
4
5
6
7
Bit
Byte
Figure 83. Mode parameter header (10)
!
Mode Data Length. When using the MODE SENSE command, the mode data length field specifies
the length in bytes of the following data that is available to be transferred. The mode data length does
not include the length byte itself. When using the MODE SELECT command, this field is reserved.
!
Medium Type field is always set to zero in the drive (Default Medium Type).
!
WP. When used with the MODE SELECT command, the Write Protect (WP) bit is reserved.
When used with the MODE SENSE command, a Write Protect (WP) bit of zero indicates that the
medium is write enabled.
!
Block Descriptor Length specifies the length in bytes of the block descriptors.
When used with the MODE SELECT command, zero or eight is supported by the drive.
When used with the MODE SENSE command, the drive returns eight to indicate that only a single
block descriptor is available.
Ultrastar 146Z10 hard disk drive specifications
82
Summary of Contents for IC35L018UCDY10
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