Pin No.
Pin Name
I/O
Description
13
COM2
COM3
LCD0
LCD1
LCD2
LCD3
LCD4
LCD5
LCD6
LCD7
LCD8
LCD9
LCD10
LCD11
LCD12
LCD13
LCD14
LCD15
LCD16
BATT SEL
TV SEL
BASS SEL
POC0
MUTE OUT
SP CANCEL
S-BASS OUT
BATT DSP
NSB SIG
KEY IN
GND
VDD2
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
O
O
O
O
I
—
I
I/O
O
I
I
I
I
I
I
—
—
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
76
77
78
79
80
LCD common output
LCD segment output
Voltage detection method select pin. "H": Voltage is detected by the input to pin 76.
"L": Voltage is detected by the input to pin 64.
TV canceling pin. "H": TV not provided, "L": TV provided.
S-BASS key select pin. "H": Switched by input to S-BASS port. "L": Switched by A/D
key input.
Not used
Outputs "H" with MUTE.
Outputs "H" to cancel speaker output.
Outputs "H" with S-BASS ON.
Clock/frequency display switching input. "H": Frequency display.
For the connection of crystal oscillator
For the connection of crystal oscillator
All indicators light when "H" is input.
BT3 indicator lights when "H" is input.
S-BASS ON with "H" input
No A/D key input is accepted when "H" is input.
IF frequency select pin. "H": 10.7 MHz, "L": 10.5 MHz
A/D input for battery remaining lever display
A/D input for discriminating NSB signal level.
A/D KEY input
GND
Power supply
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4
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9
8
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2
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9
8
0
5
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