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STV2237 데이터시트(PDF) 45 Page - STMicroelectronics

부품명 STV2237
상세설명  I²C bus-controlled multistandard single chip TV processor
PDF  86 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STV2237 데이터시트(HTML) 45 Page - STMicroelectronics

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Obsolete
Product(s)
- Obsolete
Product(s)
STV224X, STV228X, STV223X - I²C BUS SELECTION
45/86
6 I²C BUS SELECTION
6.1 SUMMARY INPUT SIGNALS (WRITE MODE)
“Not-to-be-used” data must be set to “0”.
Reg.
Addr.
(Hex)
Data D7
Data D6
Data D5
Data D4
Data D3
Data D2
Data D1
Data D0
00
PIFVCO Free Running Fine Adjustment
Not to
be used
01
PIF
Over-modu-
lation
AFC
Defeat
L/L’ Mode
NEG/POS
Modulation
PIFVCO Free Running Coarse Adjustment
02
CVBS Out-
put
Overmodu-
lation Reset
Not to be
used
INTCVBS Output Amplitude Adjustment
03
Tuner AGC gain
Tuner AGC Starting Point Adjustment
04
Intercarrier
Filter ON/
OFF
QSS and AM
demod
defeat
FM/AM
Output
Selection
(Note 1)
FM Demod.
Defeat
FM Deviation and FM
De-emphasis, Audio FM
Wide mode (Note 1)
Main Audio Output
selection (int./ext.)
05
Volume
Control
Curve
Volume Control
06
Not to be
used
QSS/
Inter-carrier
CVBS Mute
Not to be
used
(SDIP56)
SAW Filter
Switch
(TQFP64)
AGC SIF
Time Con-
stant
Sound
Standard Selection
PIF VCO
compensa-
tion
07
Blue Screen
RGB Peak
Limitation
(Note 2)
Contrast
08
Oversize
Blanking
Half
Contrast
Saturation
09
CO Blanking
RGB
Blanking
Brightness
0A
RGBext/YCrCb Insertion
(Note 2)
Red Drive Adjustment
0B
NTSC Set-
up
Black
Stretch
Green Drive Adjustment
0C
LSB RED
Cut-off
Counter
CO Freeze
Blue Drive Adjustment
0D
Manual Cut-off Selection
Red Cut-off Adjustment
0E
LSB GREEN
Cut-off
Counter
Not to be
used
Green Cut-off Adjustment
0F
White inser-
tion ON/OFF
CVBS2
ON/OFF
Chroma
Trap ON/
OFF
(Note 1)
Coring
ON/OFF
Peaking
10
White
Insertion
(Note 2)
CRT/LCD
Display
RGBosd
Contrast
Selection
APR Threshold
APR on/off



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