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2004 Jan 26 45
Philips Semiconductors Product specification
MPEG-2 video and MPEG-audio/AC-3
audio encoder with multiplexer
SAA6752HS
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Table 19 I
2
C-bus video front-end VBI data extraction
ADR
HEX
M COMMAND NAME R/W SIZE/POSITION PARAMETER/RANGE DEFAULT DESCRIPTION
60 I VBI mode select W 5 bytes −
bit 0 = 0 WSS mode selects between WSS and CC modes
bit 0 = 1 CC mode
bit 8 = 0 data input sliced Selects if the input data is sliced by the
video input processor (sliced) or by the
SAA6752HS (unsliced).
bit 8 = 1 data input unsliced
sliced data sent in case of sliced input data
bit[17:16] data type[3:2] The data type compared with the data type
field in the VBI data header for extraction
decision; bits 3 and 2.
bit[23:18] SDID, 0 to 63 The SDID compared with the SDID field in
the VBI data header for extraction decision.
bit[28:24] line number, 0 to 31 line number of data as set by the video input
processor
bit 29 = 0 top field field dependent on video input processor
setting
bit 29 = 1 bottom field
bit[31:30] data type[1:0] The data type compared with the data type
field in the VBI data header for extraction
decision; bits 1 and 0.
bit 32 = 1 field qualifier mask SDID match the SDID
bit 33 = 1 field qualifier mask
data type
match data type
bit 34 = 1 field qualifier mask field match field
bit 35 = 1 field qualifier mask
line number
match line number
bit[39:36] reserved must be set to zero