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Maxtor Atlas 10K V 5-63
5.13 MODE SELECT (10) Command (55h)
The MODE SELECT (10) command allows the initiator to modify certain mode
pages and thereby control some of the drive’s operational characteristics. Refer to
MODE SELECT (6) for additional descriptions. See Table 5-85 for the data format
of the MODE SELECT (10) Command Descriptor Block. See MODE SELECT (6),
Table 5-88, for descriptions of the fields. See Table 5-86 for the Mode Parameter
Header (10 Byte) — Data Format and Table 5-87 for the Mode Parameter Block
Descriptor – Data Format. See Table 5-48 for mode parameter block field
descriptions.
Table 5-85 MODE SELECT (10) Command Descriptor Block-Data Format
Table 5-86 Mode Parameter Header (10-Byte)-Data Format
Table 5-87 Mode Parameter Block Descriptor-Data Format
Bit
Byte
765 4 3210
0 Operation Code (55h)
1 Reserved PF Reserved SP
2 - 6 Reserved
7 - 8 Parameter List Length
9 Control
Bit
Byte
765 4 3210
0 - 1
(MSB)
Mode Data Length
(LSB)
2 Medium Type
3 Device-Specific Parameter
4 - 5 Reserved
6 - 7
(MSB)
Block Descriptor Length
(LSB)
Bit
Byte
765 4 3210
0 - 3
(MSB)
Number of Blocks
(LSB)
4Density Code
5 - 7
(MSB)
Block Length
(LSB)