Seagate 7200.7 Plus ユーザーズマニュアル

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Barracuda 7200.7 Product Manual, Rev. E
25
4.1.1
Supported ATA commands
The following table lists ATA-standard commands that the drive supports. For a detailed description of the ATA 
commands, refer to the Draft ATA-6 Standard. See “S.M.A.R.T. commands” on page 31 for details and sub-
commands used in the S.M.A.R.T. implementation.
Command name
Command code (in hex)
ATA-standard commands
Download Microcode
92
H
Execute Device Diagnostics
90
H
Flush Cache
E7
H
Flush Cache Extended
EA
H
Identify Device
EC
H
Initialize Device Parameters
91
H
Read Buffer
E4
H
Read DMA 
C8
H, 
C9
H
Read DMA  Extended
25
H
Read Multiple
C4
H
Read Multiple Extended
29
H
Read Native Max Address
F8
H
Read Native Max Address Extended
27
H
Read Sectors 
20
H, 
21
H
Read Sectors Extended
24
H
Read Verify Sectors 
40
H, 
41
H
Read Verify Sectors Extended
42
H
Seek
70
H
Set Features
EF
H
Set Max
F9
H
Note: Individual Set Max com-
mands are identified by the value 
placed in the Set Max Features 
register as defined to the right.
Address: 
Password: 
Lock: 
Unlock: 
Freeze Lock:
00
H
 
01
H
 
02
H
 
03
H
 
04
H
Set Multiple Mode
C6
H
S.M.A.R.T.
B0
H
Write Buffer
E8
H
Write DMA
CA
H, 
CB
H
Write DMA Extended
35
H
Write Multiple
C5
H
Write Multiple Extended
39
H
Write Sectors
30
H, 
31
H