Rainbow Electronics W90N745CDG User Manual
Page 189
W90N745CD/W90N745CDG
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BITS
DESCRIPTION
[31:14] Reserved Reserved. Read/Write 0's
[13:0] PERST
PeriodicStart
This field contains a value used by the List Processor to determine where in a
frame the Periodic List processing must begin.
Host Controller Low Speed Threshold Register
REGISTER ADDRESS
R/W
DESCRIPTION
RESET
VALUE
HcLSThreshold 0xFFF0_5044
R/W
Host Controller Low Speed Threshold
Register
0x0000_0628
31
30
29
28
27
26
25
24
Reserved
23
22
21
20
19
18
17
16
Reserved
15
14
13
12
11
10
9
8
Reserved LsThreshold
7
6
5
4
3
2
1
0
LsTreshold
BITS
DESCRIPTION
[31:12]
Reserved
Rsvd. Read/Write 0's
[11:0] LsTreshold
LSThreshold
This field contains a value used by the Frame Management block to determine
whether or not a low speed transaction can be started in the current frame.
Host Controller Root Hub Descriptor A Register
This register is only reset by a power-on reset. It is written during system initialization to configure the
Root Hub. This bit should not be written during normal operation.
REGISTER ADDRESS
R/W
DESCRIPTION
RESET
VALUE
HcRhDescriptorA 0xFFF0_5048
R/W
Host Controller Root Hub Descriptor A
Register
0x0100.0002