Table 160 Sleep Command (E6H/99H); Sleep (E6H/99H) - Hitachi CinemaStar P7K500 Specifications

10.42 Sleep (E6h/99h)

Command Block Output Registers
Register 7
Data -
Feature -
Sector Count -
Sector Number -
Cylinder Low -
Cylinder High -
Device/Head 1
Command 1
Error Register
7 6 5
CRC UNC 0 IDN
0 0 0

Table 160 Sleep Command (E6h/99h)

This command causes the device to enter Sleep Mode.
The device is spun down and the interface becomes inactive. If the device is already spun down, the spin down
sequence is not executed.
The only way to recover from Sleep Mode is with a software reset or a hardware reset.
HITACHI Deskstar & CinemaStar P7K500 Hard Disk Drive specification (Rev 1.1)
6 5 4 3 2 1 0
- - - - - - -
- - - - - - -
- - - - - - -
- - - - - - -
- - - - - - -
- - - - - - -
- 1 D - - - -
1 1 0 0 1 1 0
4 3 2 1 0
0 ABT T0N AMN
0 0 V 0 0
Command Block Input Registers
Register 7 6
Data - -
Error
Sector Count - -
Sector Number - -
Cylinder Low - -
Cylinder High - -
Device/Head - -
Status
Status Register
7 6 5 4
BSY RDY DF DSC DRQ COR IDX ERR
0 V 0 V
214
5 4 3 2 1 0
- - - - - -
...See Below...
- - - - - -
- - - - - -
- - - - - -
- - - - - -
- - - - - -
...See Below...
3 2 1 0
- 0 - V