Seagate Exos X16 SATA Product Manual, Rev. J
33
www.seagate.com
Serial ATA (SATA) interface
5.3.1
Identify Device command
The Identify Device command (command code EC
H
) transfers information about the drive to the host following power
up. The data is organized as a single 512-byte block of data, whose contents are shown in
. All
reserved bits or words should be set to zero. Parameters listed with an “x” are drive-specific or vary with the state of
the drive.
for default parameter settings.
The following commands contain drive-specific features that may not be included in the Serial ATA specification..
Table 13
Identify Device command
Word
Description
Value
0
Configuration information:
• Bit 15: 0 = ATA; 1 = ATAPI
• Bit 7: removable media
• Bit 6: removable controller
• Bit 0: reserved
0C5A
H
1
Obsolete
16,383
2
ATA-reserved
C837
H
3
Obsolete
16
4
Retired
0000
H
5
Retired
0000
H
6
Obsolete
003F
H
7–9
Retired
0000
H
10–19
Serial number: (20 ASCII characters, 0000
H
= none)
ASCII
20-21
Retired
0000
H
22
Obsolete
0000
H
23–26
Firmware revision (8 ASCII character string, padded with blanks to end of string)
x.xx
27–46
Drive model number: (40 ASCII characters, padded with blanks to end of string)
ST16000NM001G
ST16000NM003G
ST14000NM001G
ST14000NM003G
ST12000NM001G
ST12000NM003G
ST10000NM001G
ST10000NM003G
47
(Bits 7–0) Maximum sectors per interrupt on Read multiple and Write multiple (16)
8010
H
(512e) / 8002
H
(4KN)
48
Trusted computing feature set supported bit 0 (SED only)
4000
H
49
Standard Standby timer, IORDY supported and may be disabled
2F00
H
50
Capabilities
4000
H
51-52
Obsolete
xxxx
H
53-56
Words 64–70 and 88 are valid
xxxx
H
57–58
Obsolete
xxxx
H
