Barracuda ATA II 100 Family Product Manual, Rev. A
23
3.1.1 Supported ATA commands
The following table lists ATA-standard commands that the drive sup-
ports. For a detailed description of the ATA commands, refer to the
Draft
ATA-5 Standard.
See Section 3.1.4 on page 30 for details and subcom-
mands 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
Format Track
50
H
Identify Device
EC
H
Initialize Device Parameters
91
H
Read Buffer
E4
H
Read DMA
C8
H,
C9
H
Read Multiple
C4
H
Read Sectors
20
H,
21
H
Read Verify Sectors
40
H,
41
H
Recalibrate
10
H
Seek
70
H
Set Features
EF
H
Set Multiple Mode
C6
H
S.M.A.R.T.
B0
H
Write Buffer
E8
H
Write DMA
CA
H,
CB
H
Write Multiple
C5
H
Write Sectors
30
H,
31
H
