Product manual

Barracuda ATA Family Product Manual, Rev. B 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-4 Standard.
See Section 3.2.4 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