Travelstar 5K160 (PATA) Hard Disk Drive Specification
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14.1
Check Power Mode (E5h/98h)
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
- - - -
-
-
-
- Error
...See
Below...
Sector Count
- - - -
-
-
-
- Sector Count
V V V V V V V V
LBA
Low
- - - -
-
-
-
- LBA
Low
- - - - - -
-
-
LBA
Mid
- - - -
-
-
-
- LBA
Mid
- - - - - -
-
-
LBA
High
- - - -
-
-
-
- LBA
High
- - - - - -
-
Device
- - - D -
-
-
- Device
- - - - - -
-
-
Command
1 1 1 0 0 1 0 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
AM
N
BSY RDY
DF DSC DRQ
COR IDX
ERR
0 0 0 0 0 V 0 0
0 0 0 - - 0 - V
Figure 41 Check Power Mode Command (E5h/98h)
The Check Power Mode command will report whether the device is spun up and the media is available for
immediate access.
Input Parameters From The Device
Sector Count
The power mode code. The command returns FFh in the Sector Count Register if the spindle
motor is at speed and the device is not in Standby or Sleep mode. Otherwise, the Sector Count
Register will be set to 0.