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Word
Description
60–61
Total number of user-addressable sectors
This field contains a value that is one greater than the total
number of user-addressable sectors. The maximum value
that shall be placed in this field is 0FFFFFFFh. The
0FFFFFFFh value applies to all capacities over 137GB
(see Section 3.2 and 3.3 for related information).
62
Retired
63
Multiword DMA active and modes supported
(see note following this table)
64
Advanced PIO modes supported (modes 3 and 4 supported)
65
Minimum multiword DMA transfer cycle time per word
(120 ns)
66
Recommended multiword DMA transfer cycle time per word
(120 ns)
67
Minimum PIO cycle time without IORDY flow control (240 ns)
68
Minimum PIO cycle time with IORDY flow control (120 ns)
69–74
ATA-reserved
75
Queue depth
76
Serial ATA capabilities
77
ATA-reserved
78
Serial ATA features supported
79
Serial ATA features enabled
80
Major version number
81
Minor version number
82
Command sets supported
83
Command sets supported
84
Command sets support extension
85
Command sets enabled
86
Command sets enabled
87
Command sets enable extension
88
Ultra DMA support and current mode
(see note following this table)
89
Security erase time
90
Enhanced security erase time
92
Master password revision code
93
Hardware reset value (see description following this table)
94
Auto acoustic management setting
95–99
ATA-reserved
100–103
Total number of user-addressable LBA sectors
available (see Section 3.2 for related information)
These words are required for drives that support
the 48-bit addressing feature.
Maximum value: 0000FFFFFFFFFFFFh.
104–118
ATA-reserved
26
Value
ST750LX003
= 0FFFFFFFh
ST500LX003
= 0FFFFFFFh
0000
H
xx07
H
0003
H
0078
H
0078
H
00F0
H
0078
H
0000
H
0000
H
0508
H
0000
H
0048
H
0040
H
003E
H
0000
H
306B
H
4001
H
4000
H
30xx
H
0001
H
4000
H
xx7F
H
0000
H
0000
H
FFFE
H
xxxx
H
xxxx
H
0000
H
ST750LX003 = 1,465,149,168
ST500LX003 = 976,773,168
0000
H
Momentus XT Product Manual, Rev. F
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