10
9
1-3
4-18
19-26
27-30
31-34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58, 59
60
61
62, 63
64
IC, TC9318FB-029
Pin No.
Pin Name
I/O
Description
IC DESCRIPTION
Common signal outputs to the LCD panel.
Segment signal outputs to the LCD panel.
Segment signal outputs/key return signal outputs to the LCD panel.
4-bit inputs for key matrix.
Timing signal outputs for key matrix.
Band outputs.
H: TV band available, L: TV band not available.
9K/10K switching input which selects the number of steps for the AM band.
H: 9kHz, L: 10kHz.
Area inputs.
* Do not care.
Not connected.
Key hold input.“L” input inhibits key inputs.
H: Meter KG system, L: Yard/pond/mile system.
Battery voltage detection.
Stereo input, “L” input causes the STEREO indicator to light in the LCD.
Alarm output.
Muting output.
Test input.
Inhibits: controls the radio on/off.
IF counter input.
PLL phase comparator outputs.
Ground.
FM programmable counter input.
AM programmable counter input.
Power supply.
Device system reset signal input.
For the connection of a 75kHz crystal oscillator.
Power supply of the crystal oscillator. For the connection of a capacitor which
stablizes the power supply.
For the connection of capacitors which double the voltage to drive the LCD.
1.5V regulated power supply which drives the LCD. For the connection of a capacitor
which stablizes the power supply.
E0
E1
Area
0
0
Japan
0
1
USA
1
*
Europe
Band
BAND 0
BAND 1
FM
L
H
TV
WE
H
L
MW
L
L
COM1-3
S1-15
S16/KR7-S23/KR0
K0-K3
T0-T3
BAND 0
BAND 1
TV-ENA
9K/10K
E0
E1
NC
HOLD
KG/YARD
BATT/VOLT
STEREO
ALARM
MUTE
TEST
____________
HOLD
IFIN/IN
DO1/OT
DO2
GND
FM IN
AM IN
VDD
_____________
RESET
X OUT, X IN
V XT
V LCD
C1, C2
VEE
O
O
O
I
O
O
I
I
I
—
I
I
I
I
O
O
I
I
I
O
—
I
I
—
I
O/I
—
—
—
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