Hitachi hard disk drive specifications
200
11.38.6.3
Set Power Condition Timer 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 138
Sector Number
-
-
-
-
-
-
-
-
Cylinder Low
Timer (15:0)
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
Timer(15:0)
If the new timer value is greater than the maximum value setting, then the device may set the value to the
maximum setting . If the new timer value is less than the minimum setting, then the device may set the value to
the minimum setting.
Timer Units
If the Timer Units bit is cleared to zero, then the Timer (15:0) shall be specified in units of 100 milliseconds. If the
Timer Units bit is set to one, then the Timer (15:0) shall be specified in units of 1 minute.
Table 138 Parameter