Seagate ST340014A Barracuda 7200.7 PATA Product Manual - Page 35

Supported ATA commands

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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 32 for details and subcommands used in the S.M.A.R.T. implementation. Command name Command code (in hex) ATA-standard commands Download Microcode 92H Execute Device Diagnostics 90H Flush Cache E7H Flush Cache Extended EAH Identify Device ECH Initialize Device Parameters 91H Read Buffer E4H Read DMA C8H, C9H Read DMA Extended 25H Read Multiple C4H Read Multiple Extended 29H Read Native Max Address F8H Read Native Max Address Extended 27H Read Sectors 20H, 21H Read Sectors Extended 24H Read Verify Sectors 40H, 41H Read Verify Sectors Extended 42H Seek 70H Set Features EFH Set Max F9H Note: Individual Set Max commands are identified by the value placed in the Set Max Features register as defined to the right. Address: 00H Password: 01H Lock: 02H Unlock: 03H Freeze Lock: 04H Set Multiple Mode C6H S.M.A.R.T. B0H Write Buffer E8H Write DMA CAH, CBH Write DMA Extended 35H Write Multiple C5H Write Multiple Extended 39H Write Sectors 30H, 31H Barracuda 7200.7 Product Manual, Rev. N 27

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Barracuda 7200.7 Product Manual, Rev. N
27
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 32 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