Philips Semiconductors
Preliminary specification
PAL/NTSC/SECAM video decoder with adaptive PAL/NTSC
comb filter, VBI-data slicer and high performance scaler
SAA7114H
15.4.2 SUBADDRESSES 41H TO 57H
Table 71 Line control register; LCR2 to LCR24 (41H to 57H)
See Sections 8.2 and 8.4.
D[7:4]
D[3:0]
(41H TO 57H)
(41H TO 57H)
NAME
DESCRIPTION
FRAMING CODE
DT[3:0]62H[3:0] DT[3:0]62H[3:0]
(FIELD 1)
(FIELD 2)
WST625
CC625
VPS
teletext EuroWST, CCST
European closed caption
video programming service
wide screen signalling bits
US teletext (WST)
27H
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
001
9951H
WSS
1E3C1FH
WST525
CC525
Test line
Intercast
27H
US closed caption (line 21)
video component signal, VBI region
raw data
001
−
−
General text teletext
programmable
VITC625
VITC/EBU time codes (Europe)
programmable
VITC/SMPTE time codes (USA)
reserved
programmable
Reserved
NABTS
Japtext
JFS
−
US NABTS
−
programmable (A7H)
programmable
−
MOJI (Japanese)
Japanese format switch (L20/22)
Active video video component signal, active video
region (default)
15.4.3 SUBADDRESS 58H
Table 72 Programmable framing code; slicer set 58H[7:0]
According to Tables 14 and 71.
FRAMING CODE FOR PROGRAMMABLE DATA TYPES
Default value
CONTROL BITS D7 TO D0
FC[7:0] = 40H
15.4.4 SUBADDRESS 59H
Table 73 Horizontal offset for slicer; slicer set 59H and 5BH
HORIZONTAL OFFSET
Recommended value
CONTROL BITS D[2:0]5BH[2:0]
HOFF[10:8] = 3H
CONTROL BITS D[7:0]59H[7:0]
HOFF[7:0] = 47H
2000 Mar 15
108
NXP [ NXP ]
