Rev. 1.0, 02/00, page 1088 of 1141
H'D249: Data Slicer Detection Window Register DDETWR: Sync Separator
0
0
1
0
W
2
0
W
3
0
4
5
6
0
7
W
W
CRWDE1
W
SRWDE1
W
SRWDE0
W
SRWDS1
W
SRWDS0
CRWDE0 CRWDS1 CRWDS0
0
0
0
:
:
:
Start bit detection window signal falling timing setting
Start bit detection window signal rising timing setting
Clock run-in detection window signal falling timing setting
Clock run-in detection window signal rising timing setting
Description
0
0
SRWDE1 SRWDE0
1
0
1
1
Description
0
0
SRWDS1 SRWDS0
1
0
1
1
Description
0
0
CRWDE1 CRWDE0
1
0
1
1
Description
0
0
CRWDS1 CRWDS0
1
0
1
1
Bit
Initial value
R/W
The detection ends about 29.5
µ
s after the slicer start point (Initial value)
The detection ends about 29.0
µ
s after the slicer start point
The detection ends about 30.0
µ
s after the slicer start point
This setting must not be used
The detection ends about 23.5
µ
s after the slicer start point (Initial value)
The detection ends about 23.0
µ
s after the slicer start point
The detection ends about 24.0
µ
s after the slicer start point
This setting must not be used
The detection starts about 23.5
µ
s after the slicer start point (Initial value)
The detection starts about 23.0
µ
s after the slicer start point
The detection starts about 24.0
µ
s after the slicer start point
This setting must not be used
The detection starts about 10.5
µ
s after the slicer start point (Initial value)
The detection starts about 10.0
µ
s after the slicer start point
The detection starts about 11.0
µ
s after the slicer start point
This setting must not be used