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TABLE 20. VBI DATA STATUS REGISTER
SUB ADDRESS = 0C
H
BIT
NO.
FUNCTION
DESCRIPTION
RESET
STATE
7
Closed Captioning
Odd Field
Detect Status
This bit is read-only. Data written to this bit is ignored.
0 = Closed captioning not detected
1 = Closed captioning detected
0
B
6
Closed Captioning
Even Field
Detect Status
This bit is read-only. Data written to this bit is ignored.
0 = Closed captioning not detected
1 = Closed captioning detected
0
B
5
WSS
Odd Field
Detect Status
This bit is read-only. Data written to this bit is ignored.
0 = WSS not detected
1 = WSS detected
0
B
4
WSS
Even Field
Detect Status
This bit is read-only. Data written to this bit is ignored.
0 = WSS not detected
1 = WSS detected
0
B
3
VBI Teletext
Detect Status
This bit is read-only. Data written to this bit is ignored.
0 = Teletext not detected during vertical blanking interval
1 = Teletext detected during vertical blanking interval
0
B
2-0
Reserved
000
B
TABLE 21. VIDEO STATUS REGISTER
SUB ADDRESS = 0E
H
BIT
NO.
FUNCTION
DESCRIPTION
RESET
STATE
7
Vertical Lock
Status
This bit is read-only. Data written to this bit is ignored.
0 = Not vertically locked
1 = Vertically locked
0
B
6
Horizontal Lock
Status
This bit is read-only. Data written to this bit is ignored.
0 = Not horizontally locked
1 = Horizontally locked
0
B
5
Color Lock
Status
This bit is read-only. Data written to this bit is ignored.
0 = Not color locked
1 = Color locked
0
B
4
Input Video
Detect Status
This bit is read-only. Data written to this bit is ignored.
0 = Input video not detected on selected video input
1 = Input video detected on selected video input
0
B
3-0
Reserved
0000
B
HMP8115