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STV2236 数据表(PDF) 52 Page - STMicroelectronics

部件名 STV2236
功能描述  I짼C BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR
PDF  86 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STV2236 数据表(HTML) 52 Page - STMicroelectronics

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STV224XH/228XH/223XH - I²C BUS SELECTION
52/86
6.3.8 Scanning Controls
14
Hue Control
(in NTSC only)
6X
X
X
X
0
1
0
1
0
1
0
1
0
1
0
1
-45°.
+45°.
Flesh Enable
1X
X
0
1
X
X
X
X
X
X
X
X
X
X
X
X
0 = Flesh disable (OFF).
1 = Flesh enable (ON).
Wide Flesh Charac-
Teristic Selection
10
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0 = Normal characteristic.
1 = Wide characteristic.
15
Main Video Switch
2X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
0
1
X
CVBS1 selected.
CVBS2 selected.
Y/CVBS3 selected.
Second Video Switch
Control
2X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
0
1
0
1
X
X
X
X
X
X
X
X
CVBS1 selected.
CVBS2 selected.
Y/CVBS3 selected.
Y+C selected.
SVHS Switch Chroma
Decoder Input Selec-
tion
1X
X
X
X
X
X
0
1
X
X
X
X
X
X
X
X
0 = Main CVBS selected.
1 = CHR input selected (SVHS).
Not to be used
2
X
0
0
X
X
X
X
X
Safety Reset
10
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0 = Safety active
1 = Reset Safety, Safety non-active
Reg.
Addr.
(Hex)
Description
Bits
Data
Comments
d7 d6 d5 d4 d3 d2 d1 d0
Reg.
Addr.
(Hex)
Description
Bits
Data
Comments
d7 d6 d5 d4 d3 d2 d1 d0
16
Horizontal Shift
6X
X
X
X
0
1
0
1
0
1
0
1
0
1
0
1
-2.5 µs.
+2.5 µs.
Horizontal Output
Pulse Disable
1X
X
0
1
X
X
X
X
X
X
X
X
X
X
X
X
0 = Normal mode.
1 = HOUT disable (high level).
Interlace
10
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0 = Interlace mode.
1 = De-interlace mode.
17
Vertical Amplitude
6
X
X
X
X
0
1
0
1
0
1
0
1
0
1
0
1
1.5 V on VAMP Pin.
6.0 V on VAMP Pin.
50/60Hz Selection
2
0
0
1
1
0
1
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Auto (50 Hz when no ident.).
60 Hz.
50 Hz.
Auto (60 Hz when no ident.).
18
Vertical Position
4X
X
X
X
X
X
X
X
0
1
0
1
0
1
0
1
4 V high level on VERT Pin.
6 V high level on VERT Pin.
PLL1 Time Constant
2X
X
X
X
X
X
X
X
0
0
1
1
0
1
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Auto time constant selection.
Short time constant.
Long time constant.
Very long time constant.
Horizontal
Synchronization
1X
X
0
1
X
X
X
X
X
X
X
X
X
X
X
X
0 = PLL1 active.
1 = PLL1 not active (horiz. free running mode).
Vertical
Synchronization
10
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0 = Vertical synchronization active.
1 = Vertical free running mode.



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