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Sub CPU (IC801) Port Functions
Pin
Pin Name
No.
51
P43/A19
52
P42/A18
53
P41/A17
54
P40/A16
55
P37/A15
56
P36/A14
57
P35/A13
58
P34/A12
59
P33/A11
60
P32/A10
61
P31/A9
62
VCC
63
P30/A8
64
Vss
65
P27/A7
66
P26/A6
67
P25/A5
68
P24/A4
69
P23/A3
70
P22/A2
71
P21/A1
72
P20/A0
73
P17/D15/INT5
74
P16/D14/INT4
75
P15/D13/INT3
76
P14/D12
77
P13/D11
78
P12/D10
79
P11/D9
80
P10/D8
81
P07/D7
82
P06/D6
83
P05/D5
84
P04/D4
85
P03/D3
86
P02/D2
87
P01/D1
88
P00/D0
89
P107/AN7/K13
90
P106/AN6/KL2
91
P105/AN5/KL1
92
P104AN4/KL0
93
P103/AN3
94
P102/AN2
95
P101/AN1
96
AVSS
97
P100/AN0
98
VREF
99
AVcc
100
P97/ADTRG/SIN4
Function Name
Description
DPMS-SW
DPSM On/Off (Off=Low)
NVM-POWER
Power On/Off for Non-volatile memory (Off=Low)
-
External Pulldown (10K ohms)
-
External Pulldown (10K ohms)
IIC SCL
IIC Bus SCL (for U/V tuner)
IIC SDA
IIC Bus SDA (for U/V tuner)
-
Not used (Open)
-
Not used (Open)
(MONI_MUTE)
Not used(Open) (Audio monitor out mute)
RED
Power LED (Red) output (LED off=Low)
GREEN
Power LED (Green) output (LED off=Low)
-
5V standby
OFF TIMER LED
Off timer indicate LED (LED Off=Low)
-
GND
-
Not used (Open)
SAW SW
SAW control
SYSTEM SW1
Audio system switch to tuner
SYSTEM SW2
Audio system switch to tuner
PDP/LCD
Detection of PDP or LCD (PDP=Low, LCD=High)
TIME BASE
TIME BASE from tuner
-
Not used
RST_PXL
Detection of PIXEL RST (PIXEL IC RST=Low)
(IRQ)
Not used (Detection of panel error)
-
Not used (Open)
PWRSW
Detection of the main power On/Off (Power on=Low)
WOOFER
Detection of Woofer (Without woofer=High)
FAN LOCK1
Unusual stop of a fan-1 (Stop of fan=Low)
SWIVEL
Detection of a swivel stand (Without swivel=High)
OPT_TUNER
Detection of a tuner maker (SHARP=Low, CHANG HONG=High)
PW_RST
PIXEL reset output (Reset off=Low)
LINEOFF
Detection of the interception signal of a power supply (Line off=Low)
P-FAIL1
Detection of the power failure (2.5V, 3.3V, 5V) Fail.=Low
P-FAIL2
Detection of the power failure (9V, 12V, 30V) Fail.=Low
P-FAIL5
Detection of the power failure of audio amp. (Fail.=High)
(CPU_GO)
Not used (Power On/Off of CPU) (On=High)
PDP(LCD)_GO
Panel On/Off (On=High)
-
Not used (Open)
FAN LOCK2
Unusual stop of a fan-2 (Stop of fan=Low)
(BS_MNT_MUTE)
Not used (BS video monitor mute)
AFT INPUT
AFT voltage input
-
Not used (Open)
T-SENSOR1
Temperature sensor-1
(T-SENSOR2)
Not used (Temperature sensor-2)
SENSOR
The sensor of brightness.
KEY-IN
Key input
-
GND
-
Not used (Open)
-
Connected to Vcc
-
5V_Standby
(SERIAL_INPUT)
(Serial input)
-10-
I/O
Out
Out
In
In
Out
In/Out
-
-
Out
Out
-
-
Out
-
-
Out
Out
Out
In
In
-
In
In
-
In
In
In
In
In
Out
In
In
In
In
Out
Out
Out
In
Out
In
-
-
-
-
In
-
-
-
-
In
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