Sanyo NV-E7500 - Navigation System With DVD Player, Service Manual

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IC 1 (M30802) 2/2
Pin
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Signal Function
A18
Vss
Port I/O
A17
A16
A15
A14
A13
A12
A11
A10
A9
P124
P123
P122
P121
P120
Vcc
-
-
-
Vss
-
-
-
P14
P13
O
-
P17
P16
P15
-
-
O
O
O
O
O
O
O
O
O
O
O
I
O
O
-
-
-
-
-
-
O
I
RESERVED
VSS
-
O
O
O
-
-
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
-
FMLVL
DOOR
SMUTE
DMUTE
VCC
-
-
-
VSS
-
-
-
KS3
K0
NC
GND
-
KS0
KS1
KS2
-
-
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
GND
DOOR detect
Audio mute output
Image mute output
Power supply 4.2V-5.5V
NC
GND
NC
NC
NC
NC
NC
NC
NC
NC
GND
GND
GND
GND
Key return
P12
P11 I
I K1
K2 Key return
Key return
P10
D7
D6
D5
D4
-
-
P112
P111
P110
D3
D2
D1
D0
P157
P156
P155
P154
P153
P152
P151
Vss
P150
Vcc
AN7
AN6
AN5
AN4
AN3
AN2
AN1
Avss
AN0
Vref
Avcc
RXD4
I
I/O
I/O
I/O
I/O
-
-
I
I
I
I/O
I/O
I/O
I/O
O
O
O
O
O
O
I
O
I
I
I
I
I
I
I
-
I
K3
RESERVED
RESERVED
RESERVED
RESERVED
-
-
PARK_SW
M_ID1
TEST
RESERVED
RESERVED
RESERVED
RESERVED
LCD_CLK
LCD_DATA
LCD_CS
DM2
DM3
OSD_SW
M_ID2
VSS
LIGHT
VCC
X_AD
Y_AD
DCCHK
TEMP
BAT_I
DIMIN
SMETER
AVSS
SYS_REV
VREF
AVCC
DVD-MAIN
GND
NC
NC
NC
NC
NC
NC
Parking cable plug input
GND
TEST MODE judgement input
NC
NC
NC
NC
LCD I/F CLOCK
LCD I/F DATA
LCD I/F TIP SELECT
LCD MODE output
LCD MODE output
OSD expression output
GND
GND
BACKLIGHT control
Power supply 4.2V-5.5V
TOUCH SCREEN input
TOUCH SCREEN input
Input of power supply confirmation
Input of temperature detection
Input of voltage detection
Dimmer sensor input
GND
Analog GND
Revision distinction
A-D reference voltage
Analog power supply
DVD-MAIN communication
EXPLANATION OF MICROCOMPUTER