Instruction Manual

W90P710CD/W90P710CDG
Publication Release Date: September 19, 2006
- 187 - Revision B2
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