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Pin
Mark
I/O
No.
Division
1
VREF-
—
2
AN0
—
3
BATT
I
4
KEY IN
I
5
AN3
I
6
REM
I
KEY
7
DOCTOR
I
8
AN6
—
9
SE
I
10
VREF+
I
11
VDD
I
12
OSC2
I
13
OSC1
O
14
VSS
—
15
XI
I
16
XO
O
Function
Reference voltage- input
terminal (Connected to
GND)
Not used, connected to
GND through resistor
Battery voltage detect
terminal
Key input terminal
Area select termianl
(Connected to power
supply through resistor)
Remocon key input terminal
Check mode input terminal
("L":check
mode)(Connected to power
supply through resistor)
Not used, connected to
GND
Sled error voltage input
terminal
Reference voltage+ input
terminal
Power supply terminal
System clock input
terminal (8MHz)
System clock output
terminal (8MHz)
GND terminal
Sub clock input terminal
(Not used, connected to
GND)
Sub clock output terminal
(Not used, open)
31
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