Seagate ST940210A ユーザーズマニュアル

LD25 Series 5400.2 Product Manual, Rev. C

33

 

87

Command sets enable  extension

4000

H

88

Ultra DMA support and current mode (see note following this 
table)

xx3F

H

89

Security erase time

0000

H

90

Enhanced security erase time

0000

H

92

Master password revision code

FFFE

H

93

Hardware reset value 

 

(see description following this table)

H

94

Auto acoustic management setting

H

95–99

ATA-reserved

0000

H

100–
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.

ST980210A = 156,501,488

 

ST980210AS = 156,501,488

 

ST960210A = 117,410,240

 

ST960210AS = 117,410,240

 

ST940210A = 78,340,160

 

ST940210AS = 78,340,160

 

ST920210AS =  41,021,800

104–
127

ATA-reserved

0000

H

128

Security status

0001

H

129–
159

Seagate-reserved

H

160–
254

ATA-reserved

0000

H

255

Integrity word

xxA5

H

See the bit descriptions below for words 63, 88, 93 and 94 of the Identify Drive data:

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.

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.