Seagate ST9120817AS ユーザーズマニュアル
28
Momentus 5400.4 SATA Product Manual, Rev. A
95–99
ATA-reserved
0000
H
100–
103
103
Total number of user-addressable LBA sectors available
(see Section 2.2 for related information)
These words are required for drives that support the 48-bit
addressing feature. Maximum value: 0000FFFFFFFFFFFFh.
addressing feature. Maximum value: 0000FFFFFFFFFFFFh.
ST9250827AS = 488,397,168
ST9200827AS = 390,721,968
ST9160827AS = 312,581,808
ST9120817AS = 234,441,648
104–
127
127
ATA-reserved
0000
H
128
Security status
0001
H
129–
159
159
Seagate-reserved
xxxx
H
160–
254
254
ATA-reserved
0000
H
255
Integrity word
xxA5
H
Note.
See the bit descriptions below for words 63, 88, 93 and 94 of the Identify Drive data:
Description (if bit is set to 1)
Bit
Word 63
0
Multiword DMA mode 0 is supported.
1
Multiword DMA mode 1 is supported.
2
Multiword DMA mode 2 is supported.
8
Multiword DMA mode 0 is currently active.
9
Multiword DMA mode 1 is currently active.
10
Multiword DMA mode 2 is currently active.
Bit
Word 88
0
Ultra DMA mode 0 is supported.
1
Ultra DMA mode 1 is supported.
2
Ultra DMA mode 2 is supported.
3
Ultra DMA mode 3 is supported.
4
Ultra DMA mode 4 is supported.
8
Ultra DMA mode 0 is currently active.
9
Ultra DMA mode 1 is currently active.
10
Ultra DMA mode 2 is currently active.
11
Ultra DMA mode 3 is currently active.
12
Ultra DMA mode 4 is currently active.
13
Ultra DMA mode 5 is currently active.
Bit
Word 93
13
1 = 80-conductor cable detected, CBLID above V
IH
0 = 40-conductor cable detected, CBLID below V
IL
Word
Description
Value