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

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