E0C6S37
■ PIN DESCRIPTION
Pin name
Pin No.
I/O
Function
V
V
V
V
V
V
DD
60
(I) Power supply pin (+)
(I) Power supply pin (–)
SS
S1
L1
L2
L3
59
4
O
O
O
O
—
I
Oscillation and internal logic system regulated voltage output pin
11
LCD system regulated voltage output pin (-1.05V)
LCD system booster voltage output pin (VL1×2)
LCD system booster voltage output pin (VL1×3)
Voltage booster capacitor connecting pin
Crystal oscillation input pin
12
13
CA, CB
6, 7
OSC1
1
2
OSC2
O
I
Crystal oscillation output pin
K00–K03
P00–P03
R00–R03
SEG0–SEG25
COM0–COM3
RESET
50–53
45–48
54–57
18–30, 32–44
14–17
49
Input port pin
I/O I/O port pin
O
O
O
I
Output port pin
LCD segment output pin
LCD common output pin
Initial reset input pin
Testing input pin
TEST
31
I
■ BASIC EXTERNAL CONNECTION DIAGRAM
LCD
PANEL
CA
CB
C1
K00
I
C
C
C
2
3
4
V
V
V
L1
L2
L3
K03
E0C6S37
E0C6SL37
E0C6SB37
V
DD
P00
CG
RCR
OSC1
I/O
X'tal
P03
OSC2
1.5V
or
3.0V
C
5
V
S1
RESET
R02
O
R03
Cp
TEST
V
SS
Piezo
Buzzer
X'tal
Crystal oscillator
Trimmer capacitor
Capacitor
32.768kHz, CI(Max.)=35kΩ
CG
5 to 25pF
0.1µF
C1–C5
Cp
Capacitor
3.3µF
RCR
CR oscillating resistor 470kΩ (65kHz Typ.)
Note: The above table is simply an example, and is not guaranteed to work.
3
SEIKO [ SEIKO EPSON CORPORATION ]
