Table 42 Command Set (Subcommand) - Hitachi 7K320 - Travelstar Mobile Hard Drive Specifications

(S.M.A.R.T Function)
S.M.A.R.T. Read Attribute Values
S.M.A.R.T. Read Attribute Thresholds
S.M.A.R.T. Enable/Disable Attribute Autosave
S.M.A.R.T. Save Attribute Values
S.M.A.R.T. Execute Off-line Immediate
S.M.A.R.T. Read Log Sector
S.M.A.R.T. Write Log Sector
S.M.A.R.T. Enable Operations
S.M.A.R.T. Disable Operations
S.M.A.R.T. Return Status
S.M.A.R.T. Enable/Disable Automatic Off-line
(Set Features)
Enable Write Cache
Set Transfer Mode
Enable Advanced Power Management feature
Enable Power-Up in Standby feature
Power-Up in Standby feature device Spin-Up
Enable use of Serial ATA feature
Disable read look-ahead feature
Disable reverting to power on defaults
Disable write cache
Disable Advanced Power Management feature
Disable Power-Up in Standby feature
Disable use of Serial ATA feature
Enable read look-ahead feature
Enable reverting to power on defaults
(Set Max security extension)
Set Max Set Password
Set Max Lock
Set Max Unlock
Set Max Freeze Lock
(Device Configuration Overlay)
Device Configuration Restore
Device Configuration Freeze Lock
Device Configuration Set

Table 42 Command Set (Subcommand)

"Table 40 Command set" on Page 72 shows the commands that are supported by the device. " Table
42 Command Set (Subcommand)" on Page 74 shows the sub-commands that are supported by each
command or feature.
The following symbols are used in the command descriptions:
Output Registers
0 Indicates that the bit must be set to 0.
1 Indicates that the bit must be set to 1.
H Head number. Indicates that the head number part of the Device Register is an output parameter and should
be specified.
L LBA mode. Indicates the addressing mode. Zero specifies CHS mode and one does LBA addressing mode.
R Retry. Original meaning is already obsolete, there is no difference between 0 and 1. (Using 0 is
recommended for future compatibility.)
B Option Bit. Indicates that the Option Bit of the Sector Count Register should be specified. (This bit is used by
Set Max ADDRESS command)
Page 74 of 176
7K320 (SATA) OEM Specification
B0
B0
B0
B0
B0
B0
B0
B0
B0
B0
B0
EF
EF
EF
EF
EF
EF
EF
EF
EF
EF
EF
EF
EF
EF
F9
F9
F9
F9
B1
B1
B1
(Hex)
D0
D1
D2
D3
D4
D5
D6
D8
D9
DA
DB
02
03
05
06
07
10
55
66
82
85
86
90
AA
CC
01
02
03
04
C0
C1
C3