Seagate ST9250412AS Momentus 7200.2 SATA Product Manual - Page 34

Description, Value

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Word 51 52 53 54 55 56 57-58 59 60-61 62 63 64 65 66 67 68 69-74 75 76-79 80 81 82 83 84 85 86 87 88 89 Description PIO data-transfer cycle timing mode Retired Words 54-58, 64-70 and 88 are valid Number of current logical cylinders Number of current logical heads Number of current logical sectors per logical track Current capacity in sectors Number of sectors transferred during a Read Multiple or Write Multiple command Total number of user-addressable LBA sectors available (see Section 2.2 for related information) Retired Multiword DMA active and modes supported (see note following this table) Advanced PIO modes supported (modes 3 and 4 supported) Minimum multiword DMA transfer cycle time per word (120 nsec) Recommended multiword DMA transfer cycle time per word (120 nsec) Minimum PIO cycle time without IORDY flow control (240 nsec) Minimum PIO cycle time with IORDY flow control (120 nsec) ATA-reserved Queue depth ATA-reserved Major version number Minor version number Command sets supported Command sets supported Command sets support extension Command sets enabled Command sets enabled Command sets enable extension Ultra DMA support and current mode (see note following this table) Security erase time Value 0200H 0200H 0007H xxxxH xxxxH xxxxH xxxxH xxxxH ST9200420AS = 390,721,968 ST9200420ASG = 390,721,968 ST9160823AS = 312,581,808 ST9160823ASG = 312,581,808 ST9120823AS = 234,441,648 ST9100821AS = 195,371,568 ST980813AS = 156,301,488 ST980813ASG = 156,301,488 0000H xx07H 0003H 0078H 0078H 00F0H 0078H 0000H 0000H 0000H 003EH 0000H 306BH 4001H 4000H 30xxH 0001H 4000H xx3FH 0000H 28 Momentus 7200.2 SATA Product Manual, Rev. E

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28
Momentus 7200.2 SATA Product Manual, Rev. E
51
PIO data-transfer cycle
timing mode
0200
H
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)
ST9200420AS = 390,721,968
ST9200420ASG = 390,721,968
ST9160823AS = 312,581,808
ST9160823ASG = 312,581,808
ST9120823AS = 234,441,648
ST9100821AS = 195,371,568
ST980813AS = 156,301,488
ST980813ASG = 156,301,488
62
Retired
0000
H
63
Multiword DMA active and modes supported
(see note following this table)
xx
07
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)
00F0
H
68
Minimum PIO cycle time with IORDY flow control
(120 nsec)
0078
H
69–74
ATA-reserved
0000
H
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
30
xx
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)
xx
3F
H
89
Security erase time
0000
H
Word
Description
Value