Seagate ST4000VM000 manual Bit Word

Page 36

Serial ATA Interface

www.seagate.com

Note	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.

Table 9 Bit Descriptions

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.

Bit	Word 88

0	Ultra DMA mode 0 is supported.

1	Ultra DMA mode 1 is supported.

2	Ultra DMA mode 2 is supported.

3	Ultra DMA mode 3 is supported.

4	Ultra DMA mode 4 is supported.

5	Ultra DMA mode 5 is supported.

36	Video 3.5 HDD Product Manual, Rev. H

Image 36

Contents Video 3.5 HDD Document Revision History Revision Date Description of changesContents Video 3.5 HDD Product Manual, Rev. H Figures Video 3.5 HDD Product Manual, Rev. H Seagate Technology Support Services Video 3.5 HDD Product Manual, Rev. H Introduction About the Serial ATA InterfaceIntroduction Specification summary tables Drive Specification ST2000VM003 ST1000VM002Drive Specifications LBA mode Default logical geometryFormatted capacity Recording and interface technologyPhysical characteristics Seek timeStart/stop times Typical seek times ms Read WritePower specifications Power consumptionTypical Current Profiles Power-management modes Power modes Heads Spindle BufferConducted noise Voltage toleranceEnvironmental specifications Drive case temperature Temperature gradientHumidity AltitudeShock VibrationAcoustics Test for Prominent Discrete Tones PDTsElectromagnetic immunity Model Idle Seek ST2000VM003Warranty Agency certification Safety certificationReliability Annualized Failure Rate Electromagnetic compatibilityFCC verification Environmental protectionChina Restriction of Hazardous Substances RoHS Directive Australian C-Tick N176Corrosive environment Drive Specifications Handling and static-discharge precautions Configuring the driveSerial ATA cables and connectors Drive mounting Attaching Sata cablingMounting dimensions 2TB model Mounting dimensions 1TB model Serial ATA Interface Segment Pin Function DefinitionSupported ATA commands Command name Command code in hexE5H E7H EAHECH E3HF3H F4HF5H F1HIdentify Device command Word Description ValueXxxxH BE01H FffehBit Word Set Features command Ultra DMA mode 6 is supportedA.R.T. commands Code in features register A.R.T. commandIndex EprmlVideo 3.5 HDD Product Manual, Rev. H Video 3.5 HDD Product Manual, Rev. H Video 3.5 HDD Product Manual, Rev. H Page Seagate Technology LLC Americas