W90N745CD/W90N745CDG
Host Controller Root Hub Status Register
This register is reset by the USBRESET state.
OFFSET
ADDRESS
RESET
REGISTER
R/W
DESCRIPTION
VALUE
HcRhStstus
0xFFF0_5050
R/W Host Controller Root Hub Status Register
0x0000_0000
24
31
23
30
29
28
20
27
26
25
Reserved
19
22
14
6
21
13
5
18
10
2
17
OVIC
16
LPSC
Reserved
15
DRWE
12
11
Reserved
9
8
7
4
3
1
0
Reserved
OVRCI
LOPS
BITS
[31]
DESCRIPTION
(Write) ClearRemoteWakeupEnable
CRWE
Reserved
OVIC
Writing a '1' to this bit clears DeviceRemoteWakeupEnable. Writing
a '1' has no effect.
[30:18]
[17]
Reserved. Read/Write 0's
OverCurrentIndicatorChange
This bit is set when OverCurrentIndicator changes. Writing a '1'
clears this bit. Writing a '0' has no effect.
(Read) LocalPowerStatusChange
Not supported. Always read '0'.
(Write) SetGlobalPower
[16]
LPSC
Write a '1' issues a SetGlobalPower command to the ports. Writing a
'0' has no effect.
(Read) DeviceRemoteWakeupEnable
This bit enables ports' ConnectStatusChange as a remote wakeup
event.
0 = disabled
1 = enabled
[15]
DRWE
(Write) SetRemoteWakeupEnable
Writing a '1' sets DeviceRemoteWakeupEnable. Writing a '0' has no
effect.
[14:2]
Reserved
Reserved. Read/Write 0's
Publication Release Date: September 22, 2006
- 187 -
Revision A2
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