S
EAGATE
L
APTOP
T
HIN
SSHD P
RODUCT
M
ANUAL
, R
EV
. B
20
S
ERIAL
ATA (SATA) I
NTERFACE
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 ns)
0078
H
66
Recommended multiword DMA transfer cycle time per word (120 ns)
0078
H
67
Minimum PIO cycle time without IORDY flow control (240 ns)
0078
H
68
Minimum PIO cycle time with IORDY flow control (120 ns)
0078
H
69–74
ATA-reserved
0000
H
75
Queue depth
001F
H
76
Serial ATA capabilities
0D06
H
77
ATA-reserved
0000
H
78
Serial ATA features supported
0048
H
79
Serial ATA features enabled
0048
H
80
Major version number
01F0
H
81
Minor version number
0029
H
82
Command sets supported
746B
H
83
Command sets supported
7D69
H
84
Command sets support extension
61E3
H
85
Command sets enabled
7469
86
Command sets enabled
BC49
H
87
Command sets enable extension
61E3
H
88
Ultra DMA support and current mode (see note following this table)
xx
7F
H
89
Security erase time
xxxx
H
90
Enhanced security erase time
xxxx
H
91
Current APM values
8080
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
Stream Min. Request Size
0000
H
96
Streaming Transfer Time - DMA
0000
H
97
Streaming Access Latency - DMA and PIO
0000
H
98-99
Streaming Performance Granularity
0000
H
100–103
Total number of user-addressable LBA sectors available
(see Section 3.2 for related information)
These words are required for drives that support the 48-bit addressing
feature. Maximum value: 0000FFFFFFFFFFFFh.
ST500UM000 = 976,773,168
ST320UM000 = 488,397,168
104
Streaming Transfer Time - PIO
0000
H
105
Reserved
0000
H
106
Physical sector size / Logical sector size
6003
H
107
Seagate reserved
0000
H
Table 10 Identify Device command
Word
Description
Value
