HMP8117CN 데이터 시트보기 (PDF) - Intersil
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HMP8117CN Datasheet PDF : 45 Pages
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HMP8117
TABLE 20. SLICED VBI DATA OUTPUT REGISTER
BIT
NO.
FUNCTION
SUB ADDRESS = 0BH
DESCRIPTION
7
Sliced Closed
If set to “1”, this bit enables output of sliced closed captioning via BT.656 ancillary data.
Caption BT.656
Output
Closed
Access
captioning must be enabled by the Sliced
via the I2C interface is always available.
VBI
Data
Enable
register
0AH.
Enable
6
Sliced WSS
BT.656 Output
Enable
If set to “1”, this bit enables output of sliced WSS via BT.656 ancillary data.
WSS must be enabled by the Sliced VBI Data Enable register 0AH.
Access via the I2C interface is always available.
5
Sliced Teletext
BT.656 Output
Enable
If set to “1”, this bit enables output of sliced teletext via BT.656 ancillary data.
Teletext data is not available via the I2C interface.
4-1
Reserved
0
RTCI BT.656
Output Enable
If set to “1”, this bit enables output of RTCI data as BT.656 ancillary data.
TABLE 21. VBI DATA STATUS REGISTER
BIT
NO.
FUNCTION
SUB ADDRESS = 0CH
DESCRIPTION
7
CC Odd Field
Detect Status
This bit is read-only. Data written to this bit is ignored.
If set to “1”, Closed Captioning (CC) data is detected on the odd field.
6
CC Even Field
This bit is read-only. Data written to this bit is ignored.
Detect Status
If set to “1”, Closed Captioning (CC) data is detected on the even field.
5
WSS Odd Field
This bit is read-only. Data written to this bit is ignored.
Detect Status
If set to “1”, Wide Screen Signalling (WSS) data is detected on the odd field.
4
WSS Even Field This bit is read-only. Data written to this bit is ignored.
Detect Status
If set to “1”, Wide Screen Signalling (WSS) data is detected on the even field.
3
VBI Teletext
Detect Status
This bit is read-only. Data written to this bit is ignored.
If set to “1”, Teletext data is detected during the vertical blanking interval.
2-0
Reserved
RESET
STATE
0B
0B
0B
0000B
0B
RESET
STATE
0B
0B
0B
0B
0B
000B
27
FN4643.3
April 19, 2007
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