— 55 —
Pin Name
Function
I/O
Description
1
P11/SCL1
IIC bus clock for TV
IN
2
P00/PWM0
Audio AMP mute out
OUT
Active : High
3
P01/PWM1
DM Reset out
OUT
Reset Output : Low
4
P02/PWM2
BPF-SW
OUT
Active : High
5
P03/PWM3/AD1
Key in
IN
6
P04/PWM4/AD2
AVSW2
IN
Active : High
7
P05/AD3
AFT S-Figure in
IN
8
P06/INT2/AD4
ABLin
IN
Active : Low (Only SDTV model)
9
P07/INT1
RC in
IN
10
P20/SCLK/AD5
SCLK for DM
OUT
11
P21/SOUT/AD6
SOUT for DM
OUT
12
P22/SIN/AD7
SIN for DM
IN
13
P23/TIM3
CS for DM
OUT
14
P24/TIM2
Power Failure in
OUT
Active : Low
15
P25/INT3
Normal SW
OUT
Active : High (Only SDTV model)
16
P36/XCIN
Status in
IN
IIC bus control for factory, Bus release request : Low
17
P27/XCOUT
Ack out
OUT
IIC bus control for factory, Bus release : Low
18
CNVss
CNVss
–
19
Xin
Xin
IN
Main Clock Input, Fosc=8MHz
20
Xout
Xout
OUT
Main Clock Output, Fosc=8MHz
21
Vss
Vss
0Vdc
22
Vcc
Power in
5Vdc±10%
23
FLT
Filter for IC
IN
24
HLF
HLF out
OUT
for Caption RC-Filter
25
Vhold
Vhold
OUT
for Caption
26
Cvin
Cvin
IN
for Caption
27
RESET
RESET in
IN
Need more than 2µ sec
28
Pullup
Pullup
IN
10KΩ
29
P15
AVSW1
OUT
Active : High
30
P31/SCL3
IIC bus clock for AV
IN
Only HDTV model
31
P30/SDA3
IIC bus data for AV
OUT
Only HDTV model
32
CLK/cont/P10
Fix/Variable out
OUT
Fix : Low, Variable : High
33
P55/OUT
OSD BLK out
OUT
Polarity : Positive
34
P54/R
OSD R out
OUT
Polarity : Positive
35
P53/G
OSD G out
OUT
Polarity : Positive
36
P52/B
OSD B out
OUT
Polarity : Positive
37
P51/Vsync
Vsync
IN
Polarity : Negative
38
P50/Hsync
Hsync
IN
Polarity : Negative
39
P16/AD8/TIM2
TV relay out
OUT
Active : High
40
P14/SD2
IIC bus data for NVLOUT
41
P13/SDA1
IIC bus data for TV
OUT
42
P12/SCL2
IIC bus clock for NVL
IN
System Control (CPU : IC801)
CONTROL PORT FUNCTION
Mode
AVSW1
(pin29)
AVSW2
(pin6)
AV2 (Component)
High
Low
AV3
Low
High
Others
Low
Low
Mode Switching Table
