SAA7109 PHILIPS [NXP Semiconductors], SAA7109 Datasheet - Page 193

• Manufacturer Part Number: SAA7109
• Description: PC-CODEC
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
19.3
The given values force the following behaviour of the SAA7108E; SAA7109E VBI data slicer part:
Table 241 Data slicer start set-up values
Notes
1. All X values must be set to logic 0.
2. Changes for 50 Hz/625 line systems: subaddress 5AH = 03H and subaddress 5BH = 03H.
2004 Mar 16
ADDRESS
Closed captioning data is expected at line 21 of field 1 (60 Hz/525 line system)
All other lines are processed as active video
Sliced data are framed by ITU 656 like SAV/EAV sequence (DID[5:0] = 3EH
41 to 53
55 to 57
PC-CODEC
(HEX)
SUB
5C
5D
5A
5B
5E
5F
40
54
58
59
60
61
62
Data slicer and data type control part
slicer control 1
line control register 2 to 20
line control register 21
line control register 22 to 24
programmable framing code
horizontal offset for slicer
vertical offset for slicer
field offset and MSBs for
horizontal and vertical offset
reserved
header and data identification
code control
sliced data identification code
reserved
slicer status byte 0
slicer status byte 1
slicer status byte 2
REGISTER FUNCTION
X, HAM_N, FCE, HUNT_N, X, X,
X, X
LCRn_7 to LCRn_0 (n = 2 to 20)
LCR21_7 to LCR21_0
LCRn_7 to LCRn_0 (n = 22 to 24) 1 1 1 1 1 1 1 1
FC7 to FC0
HOFF7 to HOFF0
VOFF7 to VOFF0
FOFF, RECODE, X, VOFF8, X,
HOFF10 to HOFF8
X, X, X, X, X, X, X, X
FVREF, X, DID5 to DID0
X, X, SDID5 to SDID0
X, X, X, X, X, X, X, X
LN3 to LN0, DT3 to DT0
, FC8V, FC7V, VPSV, PPV, CCV,
,
, , F21_N, LN8 to LN4
193
BIT NAME
(1)
SAA7108E; SAA7109E
MSB of SAV/EAV = 1).
7 6 5 4 3 2 1 0
0 1 0 0 0 0 0 0
1 1 1 1 1 1 1 1
0 1 0 1 1 1 1 1
0 0 0 0 0 0 0 0
0 1 0 0 0 1 1 1
0 0 0 0 0 1 1 0
1 0 0 0 0 0 1 1
0 0 0 0 0 0 0 0
0 0 1 1 1 1 1 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
read-only register
read-only register
read-only register
START VALUES
Product specification
HEX
06
83
FF
5F
FF
3E
40
00
47
00
00
00
(2)
(2)