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Serial ATA (SATA) interface
Table 13Identify Device command
Word
Description
Value
27–46
Drive model number: (40 ASCII characters, padded with blanks to end of string)
ST24000NM000H
ST20000NM000H
ST16000NM000H
ST12000NM000H
ST10000NM021H
47
(Bits 7–0) Maximum sectors per interrupt on Read multiple and Write multiple (16)
8010H (512e) / 8002H (4KN)
48
Trusted computing feature set supported bit 0 (SED only)
4000H
49
Standard Standby timer, IORDY supported and may be disabled
2F00H
50
Capabilities
4000H
51-52
Obsolete
xxxxH
53
Misc
0007H
54–58
Obsolete
xxxxH
5D10H (512E) / 5D02H (4KN)
59
(Bit 15: 0) Block Erase Ext Not Supported - N
(Bit 14: 1) Overwrite Ext Supported - Y
(Bit 13: X) Crypto Scramble Ext Supported (SED Only) - N
(Bit 12: 1) Sanitize feature set supported - Y
(Bit 11: 1) Commands allowed during sanitize op as specified in ACS-3 - Y
(Bit 10: 1) Sanitize Antifreeze Lock Ext command supported - Y
0FFFFFFFh*
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 sec-
tors, 137GB). Drives with capacities over 137GB will have 0FFFFFFFh in this field
and the actual number of user-addressable LBAs specified in words 100-103. This
is required for drives that support the 48-bit addressing feature.
62
Obsolete
0000H
63
Multiword DMA active and modes supported (see note following this table)
xx07H
64
Advanced PIO modes supported (modes 3 and 4 supported)
0003H
65
Minimum multiword DMA transfer cycle time per word (120 ns)
0078H
66
Recommended multiword DMA transfer cycle time per word (120 ns)
0078H
67
Minimum PIO cycle time without IORDY flow control (240 ns)
0078H
68
Minimum PIO cycle time with IORDY flow control (120 ns)
0078H
69
Additional supported
0008H
70–74
ATA-reserved
0000H
75
Queue depth
001FH
76
Serial ATA capabilities
8D0EH
77
(Bit 6:1) Send/Receive FPDMA Queued Commands Supported
0046H
78
Serial ATA features supported
xxCCH
79
Serial ATA features enabled
0040H
80
Major version number
1FE0H (ACS-5)
Seagate Exos X24 SATA Product Manual, Rev. C
37