Function Reference
Wide Screen Signalling (WSS)
5
5-19
Table 5-7. WSS Status Bits Transmission Scheme (cont)
Status Bits Transmission
Insertion: First Half of Line 23 Coding: Bi-phase Modulation Coding Clock: 5 MHz (T
S
= 200 ns)
Group 2
Enhanced Services
Group 3
Subtitles
Group 4
Reserved
24 Elements
based on 5 MHz
18 Elements
based on 5 MHz
18 Elements
based on 5 MHz
Bit Numbering
4 5 6 7
LSB MSB
per Info Bit
1)
"0" = 000 111
"1" = 111 000
Bit Numbering
8 9 10
LSB MSB
per Info Bit
1)
"0" = 000 111
"1" = 111 000
Bit Numbering
11 12 13
LSB MSB
per Info Bit
1)
"0" = 000 111
"1" = 111 000
LSB transmitted first LSB transmitted first LSB transmitted first
Bit Number 4:
0 Camera Mode
1 Film Mode
Bit Number 5:
0 Standard PAL
(SECAM)
1 Motion Adaptive Color
Plus (MACP)
Bit Number 6:
0 no Helper
1 modulated Helper
Bit Number 7:
Reserved,
should be set to "0"
Bit Number 8:
0 no Subtitles within
Teletext
1 Subtitles within Teletext
Bit Number:
910
0 0 no open Subtitles
1 0 Subtitles in Active
Image Area
0 1 Subtitles out of
Active Image Area
1 1 Reserved
Bit Number 11:
0 no Surround Sound
1 Surround Mode
Bit Numbers 12, 13:
Reserved,
should all be set to "0"
1)
1 Info Bit consists of 6 Elements based on 5 MHz Clock. Data Bit Period T
d
= 6T
S
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