Seagate ST32000542AS, ST31000520AS, ST31500541AS manual Description if bit is set to Bit Word

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Word	Description	Value

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.

15	Shall be cleared to 0.

Barracuda LP Series SATA Product Manual, Rev. A

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Contents

ST32000542AS ST31500541AS ST31000520AS Barracuda LP Series SataRevision Date Revision historyContents Barracuda LP Series Sata Product Manual, Rev. a List of Figures Page Introduction About the Serial ATA interface Drive specifications Drive specification ST32000542AS ST31500541AS ST31000520AS Drive specifications summary for 2000 and 1500 Gbyte modelsBarracuda LP Series Sata Product Manual, Rev. a Recording and interface technology Default logical geometryLBA mode Formatted capacityStart/stop times Physical characteristicsAccess time Typical access times msec Read WritePower specifications DC power requirements Typical current profiles Voltage tolerance Conducted noiseSleep mode Power-management modesActive mode Idle modeEnvironmental specifications Vibration ShockOperating shock Nonoperating shockTest for Prominent Discrete Tones PDTs Drive A-weighted Sound Power Levels SWL, BAAcoustics Electromagnetic immunityElectromagnetic compatibility Safety certificationReliability Agency certificationFCC verification Korean RRLAustralian C-Tick N176 Corrosive environment Environmental protectionHandling and static-discharge precautions Configuring and mounting the driveSerial ATA cables and connectors Configuring the driveDrive mounting Mounting dimensions 2.0, 1.5 and 1.0 TB modelsBarracuda LP Series Sata Product Manual, Rev. a Hot-Plug compatibility Serial ATA Sata interfacePin Function Definition Serial ATA device plug connector pin definitionsSerial ATA connector pin definitions Signal Command name Command code in hex Supported ATA commands Supported ATA commands F3H Word Description Value Identify Device commandXx07H Bit Word Description if bit is set to Bit WordWord Set Features command values Set Features commandCode in features register A.R.T. command 3 S.M.A.R.T. commandsA.R.T. commands Technical Support Seagate Technology support servicesPresales Support Data Recovery Services Call Center Toll-free Direct dial Warranty ServiceData Recovery Services Authorized Service Centers Index ITE Page Barracuda LP Series Sata Product Manual, Rev. a Page Seagate Technology LLC