5K320 SATA OEM Specification
79
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
-
- - - -
- - - 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
0
V
Table 43 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.