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Travelstar 5K160 (SATA) 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 - - - - - - - - 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
Figure 23 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.