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2004 Jan 26 46
Philips Semiconductors Product specification
MPEG-2 video and MPEG-audio/AC-3
audio encoder with multiplexer
SAA6752HS
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60 I VBI mode select
(continued)
W continued unsliced data − sent in case of unsliced input data
bit[20:16] line number for bottom,
0to31
line number for bottom field as set by the
video input
bit[28:24] line number for top,
0to31
line number for top field as set by the video
input
bit[37:32] reserved must be set to zero
bit 38 = 1 field qualifier mask
line field 1
match if field = ‘top’ and line = ‘line number’
bit 39 = 1 field qualifier mask
line field 2
match if field = ‘bottom’ and
line = ‘line number’
61 I WSS data enable R/W 1 byte disabled enables or disables WSS data extraction
bit[1:0] = 00 disabled
bit[1:0] = 01 enabled
bit[1:0] = 10 enabled without checksum
62 all WSS read data R 2 bytes −−WSS data and flag indicating valid data
bit[13:0] WSS data
bit 15 = 0 valid data
bit 15 = 1 invalid or previous data
63 I CC data enable R/W 1 byte disabled enables the closed caption data extraction
bit 0 = 0 disabled
bit 0 = 1 enabled
64 all CC read data R 3 bytes − CC data and flags indicating valid data and
current field
bit[15:0] CC data
bit 16 = 0 top field
bit 16 = 1 bottom field
bit 23 = 0 valid data
bit 23 = 1 invalid data
ADR
HEX
M COMMAND NAME R/W SIZE/POSITION PARAMETER/RANGE DEFAULT DESCRIPTION