Samsung S5PC110 Manual page 945

S5PC110_UM
DCTL Bit
RmtWkUpSig
The following table lists the minimum duration under various conditions for which the SoftDisconnect bit must be
set for the USB host to detect a device disconnect. To accommodate clock jitter, it is recommended that the
application add some extra delay to the specified minimum duration.
Operating Speed
High speed
High speed
High speed
Full speed/ Low speed
Full speed/ Low speed
Full speed/ Low speed
[0] Remote Wakeup Signaling
If the application sets this bit, the core initiates remote
signaling to wake up the USB host. The application must set
this bit to instruct the core to exit the Suspend state. As
specified in the USB 2.0 specification, the application must
clear this bit 1-15ms after setting it.
Suspended
Idle
Not Idle or Suspended (Performing transactions)
Suspended
Idle
Not Idle or Suspended (Performing transactions)
Description
Device state
5 USB2.0 HS OTG
R/W Initial State
R/W 1'b0
Minimum Duration
1ms + 2.5 μ s
3ms + 2.  μ s
125 μ s
1ms + 2.5 μ s
2.5 μ s
2.5 μ s
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