CONTROL PORT FUNCTION
Pin Name
Function
I/O
Description
1
P11/SCL1
IIC bus clock for TV
IN
2
P00
Audio AMP Mute
OUT
Active : High
3
P01
DM Reset Out
OUT
Reset Out : Low
4
P02
BPF-SW
OUT
Active : High
5
P03/AD1
Key In
IN
6
P04/PWM4/AD2 AV SW 2
IN
Active : High
7
P05/AD3
AFT S-IN
IN
S-Curve Input (AFT) to Tuner
8
P06/INT2/AD4
ABL In
IN
Active : Low (SDTV only)
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 Fail In
IN
Active : Low
15
P25/INT3
Normal SW
IN
Active : High (SDTV only)
16
P26/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 Request : Low
18
CNVss
CNVss
-
19
Xin
Xin
IN
CPU System Clock (8MHz)
20
Xout
Xout
OUT
CPU System Clock (8MHz)
21
Vss
Vss
IN
GND (0Vdc)
22
Vcc
Vcc
IN
+5Vdc±10%
23
FILT
Filter for IC
IN
Capacitor must be connected to Vss.
24
HLF
HLF Out
OUT
For Caption RC - Filter
25
Vhold
Vhold
OUT
For Caption
26
Cvin
CV In
IN
For Caption
27
RESET
Reset In
IN
Reset Input (From H to L)
28
Pullup
Pullup
IN
For UOC (10k
Ω
)
29
P15
AW SW 1
OUT
Active : High
30
P31/SCL3
IIC bus clock for AV
IN
(HDTV only)
31
P30/SDA3
IIC bus data for AV
OUT
(HDTV only)
32
CLK/cont/P10
Fix/Variable Out
OUT
Fix : Low, Variable : High
33
P55/OUT
OSD BLK Out
OUT
OSD Blanking Output (Negative Polarization)
34
P54/R
OSD R Out
OUT
OSD R Output (Negative Polarization)
35
P53/G
OSD G Out
OUT
OSD G Output (Negative Polarization)
36
P52/B
OSD B Out
OUT
OSD B Output (Negative Polarization)
37
P51/Vsync
Vsync
IN
V-SYNC Input (Negative Polarization)
38
P50/Hsync
Hsync
IN
H-SYNC Input (Negative Polarization)
39
P16/AD8/TIM2
TV Relay Out
OUT
Active : High
40
P14/SDA2
IIC bus data for NVL
OUT
41
P13/SDA1
IIC bus data for TV
OUT
42
P22
IIC bus clock for NVL
IN
System Control (CPU : IC801)
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