Seagate ST3250318AS, ST31000528AS, ST3160318AS, ST3320418AS Description if bit is set to Bit Word

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Word	Description	Value

104–107	ATA-reserved	0000H
108–111	The mandatory value of the world wide name (WWN) for the drive.	Each drive will have a unique
	NOTE: This field is valid if word 84, bit 8 is set to 1 indicating 64-bit	value.
	WWN support.

112–127	ATA-reserved	0000H
128	Security status	0001H
129–159	Seagate-reserved	xxxxH
160–254	ATA-reserved	0000H
255	Integrity word	xxA5H

Note. Advanced Power Management (APM) and Automatic Acoustic Management (AAM) features are not supported

Note. See the bit descriptions below for words 63, 84, and 88 of the Identify Drive data.

Description (if bit is set to 1)

	Bit	Word 63

	0	Multiword DMA mode 0 is supported.

	1	Multiword DMA mode 1 is supported.

	2	Multiword DMA mode 2 is supported.

	8	Multiword DMA mode 0 is currently active.

	9	Multiword DMA mode 1 is currently active.

	10	Multiword DMA mode 2 is currently active.

	Bit	Word 84

	0	SMART error login is supported.

	1	SMART self-test is supported.

	2	Media serial number is supported.

	3	Media Card Pass Through Command feature set is supported.

	4	Streaming feature set is supported.

	5	GPL feature set is supported.

	6	WRITE DMA FUA EXT and WRITE MULTIPLE FUA EXT commands are supported.

	7	WRITE DMA QUEUED FUA EXT command is supported.

	8	64-bit World Wide Name is supported.

	9-10	Obsolete.

	11-12	Reserved for TLC.

	13	IDLE IMMEDIATE command with IUNLOAD feature is supported.

	14	Shall be set to 1.

Barracuda 7200.12 Serial ATA Product Manual, Rev. B

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Contents Barracuda 7200.12 Serial ATA Revision Date Sheets affected or comments Revision historyContents Barracuda 7200.12 Serial ATA Product Manual, Rev. B List of Figures Page Introduction About the Serial ATA interface Drive specifications Drive specifications summary for 1000 and 750 Gbyte models Will display the warranty information for your drive Drive specifications summary for 500 Gbyte models Tem will display the warranty information for your drive Drive specifications summary for 250 Gbyte models Will display the warranty information for your drive LBA mode Default logical geometryFormatted capacity Cylinders Read/write heads Sectors per track 16,383Recording and interface technology Physical characteristicsStart/stop times Seek timeTypical seek times msec Read Write 750 GB models 500, 320, 250 and 160 GB modelsPower specifications Active mode Power-management modesIdle mode Sleep modeEnvironmental specifications Operating shock ShockNonoperating shock 750 GB models 500, 320, 250 and 160 GB modelsElectromagnetic immunity AcousticsFluid Dynamic Bearing FDB motor acoustics Test for Prominent Discrete Tones PDTsReliability Safety certificationAgency certification Electromagnetic compatibilityAustralian C-Tick N176 Korean RRLFCC verification Corrosive environment Environmental protectionHandling and static-discharge precautions Configuring and mounting the driveSerial ATA cables and connectors Configuring the driveDrive mounting Mounting dimensions 1000 and 750 GB modelsMounting dimensions 500, 320, 250 and 160 GB models Hot-Plug compatibility Serial ATA Sata interfaceSerial ATA connector pin definitions Serial ATA device plug connector pin definitionsSignal Pin Function DefinitionSupported ATA commands Supported ATA commandsCommand name Command code in hex F3H Word Description Value Identify Device commandXx07H Bit Word Description if bit is set to Bit WordShall be cleared to Set Features command values Set Features commandM.A.R.T. commands 3 S.M.A.R.T. commandsCode in features register A.R.T. command Presales Support Seagate Technology support servicesTechnical Support Data Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dial Index ITE Page Barracuda 7200.12 Serial ATA Product Manual, Rev. B Page Seagate Technology LLC