SAA7108AE Datasheet, PDF (155/208 Pages) NXP Semiconductors – HD-CODEC

NXP Semiconductors
SAA7108AE; SAA7109AE
HD-CODEC
11.2.4 Programming register VBI data slicer
11.2.4.1 Subaddress 40h
Table 175. Slicer control 1; 40h[6:4]
Bit
Description
Symbol
6
Hamming check
HAM_N
Value
0
1
5
framing code error FCE
0
1
4
amplitude searching HUNT_N 0
1
Function
Hamming check for 2 bytes after framing
code, dependent on data type (default)
no Hamming check
one framing code error allowed
no framing code errors allowed
amplitude searching active (default)
amplitude searching stopped
11.2.4.2 Subaddresses 41h to 57h
Table 176. Line control register; LCR2 to LCR24 (41h to 57h)
See Section 9.2 and Section 9.4.
Name
Description
Framing code Bits 7 to 4
(41h to 57h)
Bits 3 to 0
(41h to 57h)
DT[3:0] 62h[3:0] DT[3:0] 62h[3:0]
(field 1)
(field 2)
WST625 teletext EuroWST, CCST
27h
0000
0000
CC625
European closed caption
001
0001
0001
VPS
video programming service 9951h
0010
0010
WSS
wide screen signalling bits 1E 3C1Fh
0011
0011
WST525 US teletext (WST)
27h
0100
0100
CC525
US closed caption (line 21) 001
0101
0101
Test line
video component signal, VBI -
region
0110
0110
Intercast raw data
-
0111
0111
General text teletext
programmable 1000
1000
VITC625
VITC/EBU time codes
(Europe)
programmable 1001
1001
VITC525
VITC/SMPTE time codes
(USA)
programmable 1010
1010
Reserved reserved
-
1011
1011
NABTS
US NABTS
-
1100
1100
Japtext
MOJI (Japanese)
programmable 1101
(A7h)
1101
JFS
Japanese format switch
programmable 1110
(L20/22)
1110
Active video video component signal, -
active video region (default)
1111
1111
SAA7108AE_SAA7109AE_3
Product data sheet
Rev. 03 — 6 February 2007
© NXP B.V. 2007. All rights reserved.
155 of 208