Hitachi HDS723020BLA642 - Extended Power Conditions (EPC) Feature; Table 137 Parameter

Hitachi hard disk drive specifications
198
11.38.6 Extended Power Conditions (EPC) feature
11.38.6.1 Restore Power Condition Settings subcommand
Command Block Output Registers
Command Block Input Registers
Register
7
6
5
4
3
2
1
0
Register
7
6
5
4
3
2
1
0
Data
-
-
-
-
-
-
-
-
Data
-
-
-
-
-
-
-
-
Feature
0
1
0
0
1
0
1
0
Error
...See Below...
Sector Count
Power Condition IDs
Table 62
Sector Count
-
-
-
-
-
-
-
-
Sector Number
Parameter
Table 137
Sector Number
-
-
-
-
-
-
-
-
Cylinder Low
-
-
-
-
-
-
-
-
Cylinder Low
-
-
-
-
-
-
-
-
Cylinder High
-
-
-
-
-
-
-
-
Cylinder High
-
-
-
-
-
-
-
-
Device/Head
1
-
1
D
-
-
-
-
Device/Head
-
-
-
-
-
-
-
-
Command
1
1
1
0
1
1
1
1
Status
...See Below...
Error Register
Status Register
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
CRC
UNC
0
IDN
0
ABT
T0N
AMN
BSY
RDY
DF
DSC
DRQ
COR
IDX
ERR
0
0
0
0
0
V
0
0
0
V
0
-
-
0
-
V
Table 137 Parameter
Output Parameters To The Device
bit
Description
6
Default
1
Restore from Default settings
0
Restore from Saved settings
5
Reserved
4
Save
1
Save settings on completion
0
Do not save settings on completion
3-0
Restore Power Condition subcommand (0) Table 61
Error Output
If any selected Power Condition:
a) is not supported.
b) is not changeable.
c) if Save is set to one and any selected power condition is not saveable, then the device shall return command
aborted .