Task file register specification, Table 33: task file register specification – Silicon Image SiliconDrive SSD-P16G(I)-3100 User Manual
Page 56
ATA
AND
T
RUE
IDE R
EGISTER
D
ECODING
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
46
F
EBRUARY
2, 2009
T
ASK
F
ILE
R
EGISTER
S
PECIFICATION
The Task File registers are used for reading and writing the storage data in the
SiliconDrive. The decoded addresses are as shown in the following table.
Table 33: Task File Register Specification
CS0#
CS1#
DA02
DA01
DA00
DIOR# = L
DIOW# = L
0
1
0
0
0
Data
Data
0
1
0
0
1
Error
Feature
0
1
0
1
0
Sector Count
Sector Count
0
1
0
1
1
Sector Number Sector Number
0
1
1
0
0
Cylinder Low
Cylinder Low
0
1
1
0
1
Cylinder High
Cylinder High
0
1
1
1
0
Drive/Head
Drive/Head
0
1
1
1
1
Status
Command
0
0
X
X
X
Invalid
Invalid
1
1
X
X
X
High-Z
Not Used
1
0
0
X
X
High-Z
Not Used
1
0
1
0
X
High-Z
Not Used
1
0
1
1
0
Alternate Status Device Control
1
0
1
1
1
Device Address Not Used