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Appendix
6. Pin Description
PIN
Terminal
Name
P10/SDA0
ROM Data Main
1
ROM CLK
P11/SCLK0
2
Main IC CLK
3
P12/SDA1
Tuner Data
4
P13/SCLK1
Tuner CLK
VSS
5
6
XT1
XT2
7
8
VDD
9
P04/AN4
KEY-IN
10
AFT-IN
P05/AN5
11
P06/AN6
AGC-IN
12
P07/AN7
ST-BY(H)
13
/FES
14
FILT
CVSB IN
15
CVIN
16
TV/VID
P01
17
/VS
18
/HS
19
R
G
20
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Explanation
6 bit input/output port
IC Data
Input/output can be specified for each bit
Other function.
P10
IIC0 data I/O
P11
IIC0 clock output.
P12
IIC1 data I/O
P13
IIC1 clock output.
GND
GND
Negative power supply.
It uses 32.768KHz X-TAL.
XT1
10 pin is input terminal for crystal oscillator.
XT2
11 pin is output terminal for crystal oscillator.
+5V ( 0.5V)
VDD
Positive power supply.
Power, Ch up/down, Vol up/down, Menu
DC value that comes from the 10 pin of LA76814
Connect this port to AGC of Tuner
Default Voltage : 3.75V
Variable Voltage : 3.25V, 3.5V, 4.0V
Use only japan Model.
This port uses when is Stand - By status
Condition : Input AC Power On
Power off : High (DC 5V) Output. (Red)
Power on : Low (DC 0V) Output.
Reset terminal.
/RES
Active Low
Filter terminal for PLL
Filter
Output terminal
Video signal input terminal
TV Mode : High Line(Video) Mode : Low
/VS
Vertical synchronization signal input terminal
Horizontal synchronization signal input terminal
/HS
Red output terminal of RGB image
R
Green output terminal of RGB image
G
29
IC DESCRIPTION
Remarks
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