Seagate ST9500327AS Momentus 5400 FDE.4 SATA Product Manual - Page 40

Description, Value

Page 40 highlights

Word 48 49 50 51 52 53 54 55 56 57-58 59 60-61 62 63 64 65 66 67 68 69-74 75 76 77 78 79 80 81 82 Description Reserved Standard Standby timer, IORDY supported and may be disabled ATA-reserved 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. This field contains a value that is one greater than the total number of user-addressable sectors. The maximum value that shall be placed in this field is 0FFFFFFh. The 0FFFFFFFh value applies to all capacities over 137 Gbytes (see Section 2.2 and 2.3 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 Serial ATA capabilities ATA-reserved Serial ATA features supported Serial ATA features enabled Major version number Minor version number Command sets supported Value 0000H 2F00H 0000H 0200H 0200H 0007H xxxxH xxxxH xxxxH xxxxH xxxxH ST9500327AS = 0FFFFFFFh ST9320327AS = 0FFFFFFFh ST9250317AS = 0FFFFFFFh ST9160317AS = 0FFFFFFFh ST9120317AS = 234,441,648 ST980314AS = 156,301,488 0000H xx07H 0003H 0078H 0078H 00F0H 0078H 0000H 0000H 0508H 0000H 0048H 0040H 003EH 0000H 306BH 34 Momentus 5400 FDE.4 SATA Product Manual, Rev. B

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34
Momentus 5400 FDE.4 SATA Product Manual, Rev. B
48
Reserved
0000
H
49
Standard Standby timer, IORDY supported and may be dis-
abled
2F00
H
50
ATA-reserved
0000
H
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. This field
contains a value that is one greater than the total number of
user-addressable sectors. The maximum value that shall be
placed in this field is 0FFFFFFh. The 0FFFFFFFh value
applies to all capacities over 137 Gbytes (see Section 2.2
and 2.3 for related information).
ST9500327AS = 0FFFFFFFh
ST9320327AS = 0FFFFFFFh
ST9250317AS = 0FFFFFFFh
ST9160317AS = 0FFFFFFFh
ST9120317AS = 234,441,648
ST980314AS
= 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
Serial ATA capabilities
0508
H
77
ATA-reserved
0000
H
78
Serial ATA features supported
0048
H
79
Serial ATA features enabled
0040
H
80
Major version number
003E
H
81
Minor version number
0000
H
82
Command sets supported
306B
H
Word
Description
Value