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38 Barracuda 7200.7 Serial ATA Product Manual, Rev. C

75 Queue depth 0000

H

76–79 ATA-reserved 0000

H

80 Major version number 003E

H

81 Minor version number 0000

H

82 Command sets supported 306B

H

83 Command sets supported 4001

H

84 Command sets support extension 4000

H

85 Command sets enabled 30xx

H

86 Command sets enabled 0001

H

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)

xxxx

H

94 Auto acoustic management setting xxxx

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.

ST3160023AS = 312,581,808

ST380011AS = 312,581,808

ST3120026AS = 234,441,648

ST340014AS = 234,441,648

ST380013AS = 156,301,488

ST380013A = 156,301,488

ST3120022AS = 78,165,360

104–

127

ATA-reserved 0000

H

128 Security status 0001

H

129–

159

Seagate-reserved xxxx

H

160–

254

ATA-reserved 0000

H

Table 8: Drive-specific commands

Word Description Value