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11.42 SMART Function Set (B0h)
Command Block Output Registers
Register
Data
Feature
Sector Count
Sector Number
Cylinder Low
Cylinder High
Device/Head
Command
Error Register
7
6
5
CRC UNC
0
0
V
0
Table 149 SMART Function Set Command (B0h)
The SMART Function Set command provides access to Attribute Values, Attribute Thresholds and other low
level subcommands that can be used for logging and reporting purposes and to accommodate special user
needs. The SMART Function Set command has several separate subcommands which are selectable via the
device's Features Register when the SMART Function Set command is issued by the host.
HITACHI Deskstar & CinemaStar 7K1000.B & Deskstar E7K1000 Hard Disk Drive specification
7
6
5
4
3
2
1
-
-
-
-
-
-
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
0
1
0
0
1
1
1
1
1
0
0
0
0
1
1
-
1
D
-
-
1
0
1
1
0
0
0
4
3
2
1
IDN
0
ABT T0N AMN
V
0
V
0
Command Block Input Registers
0
Register
-
-
Data
V
Error
V
Sector Count
V
Sector Number
1
Cylinder Low
0
Cylinder High
-
-
Device/Head
0
Status
0
7
6
5
BSY RDY
DF
0
0
V
0
205
7
6
5
4
3
2
-
-
-
-
-
-
...See Below...
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
...See Below...
Status Register
4
3
2
1
DSC DRQ COR IDX ERR
V
-
0
-
1
0
-
-
-
-
-
-
-
-
-
-
-
-
0
V
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