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1.5
Table 1.5.1 Pin description
Terminal Name
Pin No.
V
47
DD
V
46
SS
V
2
S1
V
43
L1
V
42
L2
V
41
L3
CA, CB
44, 45
OSC1
48
OSC2
1
K00–K03
8–11
P00–P03
4–7
R00, R01
14, 13
SEG0–19
36–27
24–15
COM0–3
37–40
RESET
26
TEST
25
Pin Description
Input/Output
(I)
Power source (+) terminal
(I)
Power source (-) terminal
O
Oscillation and internal logic system regulated
voltage output terminal
O
LCD system reducer output terminal (V
/ LCD system reducer output terminal (V
O
LCD system booster output terminal (V
/ LCD system reducer output terminal (V
O
LCD system booster output terminal (V
/ LCD system booster output terminal (V
–
Booster capacitor connecting terminal
I
Crystal or CR oscillation input terminal
O
Crystal or CR oscillation output terminal
I
Input terminal
I/O
I/O terminal
Output terminal
O
O
LCD segment output terminal
(convertible to DC output terminal by mask option)
O
LCD common output terminal
I
Initial setting input terminal
I
Test input terminal
CHAPTER 1: INTRODUCTION
Function
× 1/2)
L2
× 1/3)
L3
× 2)
L1
× 2/3)
L3
× 3)
L1
× 3/2)
L2
I-5
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