Command register, Table 42: command register – Silicon Image SiliconDrive SSD-P16G(I)-3100 User Manual
Page 65

ATA R
EGISTERS
SSD-P
XXX
(I)-3100 D
ATA
S
HEET
S
ILICON
S
YSTEMS
P
ROPRIETARY
This document and the information contained within it is confidential and proprietary to SiliconSystems, Inc.
All unauthorized use and/or reproduction is prohibited.
3100P-06DSR
P
AGE
55
F
EBRUARY
2, 2009
C
OMMAND
R
EGISTER
The Command register specifies the ATA command code being issued to the
drive by the host. Execution of the command begins immediately following the
issuance of the command register code by the host.
See
"ATA Command Block and Set Description" on page 59
for a listing of the
supported ATA commands.
Table 42: Command Register
Operation
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
Read/Write
ATA Command Code