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Seagate BARRACUDA ST1500DL003 User Manual

Page 34

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34

Barracuda Green SATA Product Manual, Rev. D

Serial ATA Interface

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52

Retired

0200

H

53

Words 54–58, 64–70 and 88 are valid

0007

H

54

Number of current logical cylinders

xxxx

H

55

Number of current logical heads

xxxx

H

56

Number of current logical sectors per logical track

xxxx

H

57–58

Current capacity in sectors

xxxx

H

59

Number of sectors transferred during a Read Multiple
or Write Multiple command

xxxx

H

60–61

Total number of user-addressable LBA sectors available
(see Section 2.2 for related information)
*Note: The maximum value allowed in this field is: 0FFFFFFFh
(268,435,455 sectors, 137 Gbytes). Drives with capacities over
137 Gbytes will have 0FFFFFFFh in this field and the actual num-
ber of user-addressable LBAs specified in words 100-103. This is
required for drives that support the 48-bit addressing feature.

0FFFFFFFh*

62

Retired

0000

H

63

Multiword DMA active and modes supported
(see note following this table)

xx07

H

64

Advanced PIO modes supported (modes 3 and 4 supported)

0003

H

65

Minimum multiword DMA transfer cycle time per word (120 nsec)

0078

H

66

Recommended multiword DMA transfer cycle time per word
(120 nsec)

0078

H

67

Minimum PIO cycle time without IORDY flow control (240 nsec)

0078

H

68

Minimum PIO cycle time with IORDY flow control (120 nsec)

0078

H

69–74

ATA-reserved

0000

H

75

Queue depth

001F

H

76

Serial ATA capabilities

xxxx

H

77

Reserved for future Serial ATA definition

xxxx

H

78

Serial ATA features supported

xxxx

H

79

Serial ATA features enabled

xxxx

H

80

Major version number

01F0

H

81

Minor version number

0028

H

82

Command sets supported

346B

H

83

Command sets supported

7F01

H

84

Command sets support extension
(see note following this table)

4163

H

85

Command sets enabled

34xx

H

Table 7 Identify Device commands (Continued)

Word

Description

Value

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