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12.13 Idle Immediate (E1h/95h)
The Idle Immediate command causes the device to enter Idle mode.
The device is spun up to operating speed. If the device is already spinning, the spin up sequence is not executed.
During Idle mode the device is spinning and ready to respond to host commands immediately.
The Idle Immediate command will not affect to auto power down timeout parameter
Table 109 Idle Immediate Command (E1h/95h)
Command Input
Field
Description
FEATURE
N/A except when the Unload feature is requested
COUNT
N/A except when the Unload feature is requested
LBA
N/A except when the Unload feature is requested
DEVICE
Bit Description
7 Obsolete
6 N/A
5 Obsolete
4 Transport Dependent
3:0 Reserved
Command
7:0 E1h
Normal Outputs
See Normal Outputs in Section 12.7 Flush Cache (E7h)
Error Outputs
See Error Outputs in Section 12.12 Idle (E3h/97h)
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Hard Disk Drive Specification