Seagate ST3250820NS, ST3250620NS, ST3320620NS, ST3750640NS, ST3750840NS, ST3400820NS, ST3400620NS F4H

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Command name	Command code (in hex)

Security Erase Unit	F4H
Security Freeze	F5H
Security Set Password	F1H
Security Unlock	F2H
Seek	70H
Set Features	EFH
Set Max Address	F9H
Note: Individual Set Max Address	Address:	00H
commands are identified by the value	Password:	01H
placed in the Set Max Features regis-	Lock:	02H
ter as defined to the right.	Unlock:	03H
	Freeze Lock:	04H
Set Max Address Extended	37H
Set Multiple Mode	C6H
Sleep	99H or E6H
S.M.A.R.T. Disable Operations	B0H / D9H
S.M.A.R.T. Enable/Disable Autosave	B0H / D2H
S.M.A.R.T. Enable Operations	B0H / D8H
S.M.A.R.T. Execute Offline	B0H / D4H
S.M.A.R.T. Read Attribute Thresholds	B0H / D1H
S.M.A.R.T. Read Data	B0H / D0H
S.M.A.R.T. Read Log Sector	B0H / D5H
S.M.A.R.T. Return Status	B0H / DAH
S.M.A.R.T. Save Attribute Values	B0H / D3H
S.M.A.R.T. Write Log Sector	B0H / D6H
Standby	96H or E2H
Standby Immediate	94H or E0H
Write Buffer	E8H
Write DMA	CAH
Write DMA Extended	35H
Write DMA FUA Extended	CDH
Write DMA Without Retries	CBH
Write Log Extended	3FH
Write Multiple	C5H
Write Multiple Extended	39H
Write Multiple FUA Extended	CEH
Write Sectors	30H
Write Sectors Without Retries	31H
Write Sectors Extended	34H

34	Barracuda ES Serial ATA Product Manual, Rev. D

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Contents Barracuda ES Serial ATA Revision history Revision DateContents Barracuda ES Serial ATA Product Manual, Rev. D List of Figures Page Introduction About the Serial ATA interface Drive specifications Specification summary tablesDrive specifications summary for 750 Gbyte models Drive specification ST3750640NS ST3750840NSBarracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 500 Gbyte models Drive specification ST3500630NS ST3500830NSFollowing web Drive specifications summary for 400 Gbyte models Drive specification ST3400620NS ST3400820NSBarracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 320 Gbyte models Drive specification ST3320620NS ST3320820NSBarracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 250 Gbyte models Drive specification ST3250620NS ST3250820NSBarracuda ES Serial ATA Product Manual, Rev. D Default logical geometry LBA modeFormatted capacity Cylinders Read/write heads Sectors per track 16,383Recording and interface technology Physical characteristics750GB 500GB 400GB 320GB 250GB Start/stop times Seek timeTypical seek times msec Read Write Power specifications Conducted noise Typical current profilesVoltage tolerance Power-management modes Active modeIdle mode Sleep modeEnvironmental specifications Acoustics VibrationOperating vibration Nonoperating vibrationRadio frequency environments Electromagnetic immunityTest Description Performance level Reference standard Safety certification ReliabilityAgency certification Electromagnetic compatibilityAustralian C-Tick N176 Korean RRLFCC verification Corrosive environment Environmental protectionChina Restriction of Hazardous Substances RoHS Directive Barracuda ES Serial ATA Product Manual, Rev. D Configuring and mounting the drive Handling and static-discharge precautionsConfiguring the drive Serial ATA cables and connectorsMounting dimensions-top, side and end view Drive mountingBarracuda ES Serial ATA Product Manual, Rev. D Serial ATA Sata interface Hot-Plug compatibilitySerial ATA device plug connector pin definitions Serial ATA connector pin definitionsSignal Pin Function DefinitionSupported ATA commands Supported ATA commandsCommand name Command code in hex F4H Identify Device command Word Description ValueXx07H 128 Security status 0001H 129 Seagate-reserved Description if bit is set to Bit Word Bit WordSet Features command Set Features command valuesM.A.R.T. commands 3 S.M.A.R.T. commandsCode in features register A.R.T. command Presales Support InternetTechnical Support Data Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dial Index ITE Page Barracuda ES Serial ATA Product Manual, Rev. D Page Disc Drive, Scotts Valley, California 95066-4544, USA

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