Seagate Understanding Security and Performance Features in Drives

Word	Description	Value
89	Security erase time	0000H
90	Enhanced security erase time	0000H
92	Master password revision code	FFFEH
93	Hardware reset value	xxxxH
	(see description following this table)
94	Auto acoustic management setting	xxxxH
95–99	ATA-reserved	0000H
100–	Total number of user-addressable LBA sectors available	ST9500325AS	= 0FFFFFFFh
103	(see Section 2.2 for related information)	ST9500325ASG = 0FFFFFFFh
	These words are required for drives that support the 48-bit	ST9400326AS	= 0FFFFFFFh
	addressing feature. Maximum value: 0000FFFFFFFFFFFFh.	ST9320325AS	= 0FFFFFFFh
		ST9320325ASG = 0FFFFFFFh
		ST9250315AS	= 0FFFFFFFh
		ST9250315ASG = 0FFFFFFFh
		ST9160301AS	= 0FFFFFFFh
		ST9160314AS	= 0FFFFFFFh
		ST9160314ASG = 0FFFFFFFh
		ST9120315AS	= 234,441,648
		ST9120315ASG = 234,441,648
		ST980313AS	= 156,301,488
		ST980313ASG	= 156,301,488
104–	ATA-reserved	0000H
118
119	Free Fall Protection support (bit 5)	1 = Free Fall Protection supported
		0 = Free Fall Protection not supported
120	Free Fall Protection enable/disable (bit 5)	1 = Free Fall Protection feature is enabled
		0 = Free Fall Protection feature is disabled
121–	ATA reserved	0000H
127
128	Security status	0001H
129–	Seagate-reserved	xxxxH
159
160–	ATA-reserved	0000H
254
255	Integrity word	xxA5H

Note. See the bit descriptions below for words 63, 88, and 93 of the Identify Drive data:

Description (if bit is set to 1)

Bit Word 63

0Multiword DMA mode 0 is supported.

1Multiword DMA mode 1 is supported.

2Multiword DMA mode 2 is supported.

8Multiword DMA mode 0 is currently active.

9Multiword DMA mode 1 is currently active.

10Multiword DMA mode 2 is currently active.

Momentus 5400.6 SATA Product Manual, Rev. E 31