Specifications

S1C6S2N7 TECHNICAL HARDWARE EPSON I-73
CHAPTER 5: BASIC EXTERNAL WIRING DIAGRAM
(2) Piezo Buzzer Direct Driving
X'tal
C
G
C1–C5
Cp
R
CR
Crystal oscillator
Trimmer capacitor
Capacitor
Capacitor
Resistance for CR oscillation
32.768 kHz CI(Max.) = 35 kΩ
5–25 pF
0.1 µF
3.3 µF
470 kΩ (Typ. 65 kHz), 160 kΩ (Typ. 160 kHz)
K00
K03
P00
P03
A01
A02
R00
R02
R03
I
I/O
O
SEG0
SEG25
COM0 COM3
LCD
PANEL
CA
CB
V
L1
VL2
VL3
VDD
OSC1
OSC2
V
S1
RESET
TEST
V
SS
S1C6S2N7/6S2A7
6S2B7/6S2L7
Stepping
Motor
C 1
C G
C 5
X'tal
Cp
Piezo
Buzzer
R01 R00
Note
S1C6S2A7: CR oscillation only
S1C6S2L7: Crystal oscillation only
RCR
1.5 V
or
3.0 V
Connection depending
on power supply and
LCD panel specification.
Please refer to pages
I-6 and I-7.