
I-6
EPSON
S1C62740 TECHNICAL HARDWARE
CHAPTER 1: OVERVIEW
1.4 Pin Description
Table 1.4.1 Pin description
Pin name
Pin No.
QFP5-100pin
QFP15-100pin
In/Out
Function
11
6
88
78
87
98
35
34
33
36
32–30
7
8
9
10
3–1, 100, 99
16–23
24–27
15–12
40–37
41–72
80, 79, 77–75
74
82
81
84
83
73
85
86
95
96
97
90
91
89
92
93
94
28
29
9
4
86
76
85
96
33
32
31
34
30–28
5
6
7
8
1, 100–97
14–21
22–25
13–10
38–35
39–70
78, 77, 75–73
72
80
79
82
81
71
83
84
93
94
95
88
89
87
90
91
92
26
27
VDD
VSS
VDDA
VSSA
GND
VD1
VC1
VC2
VC3
VCA
CA–CC
OSC1
OSC2
OSC3
OSC4
K00–10
P00–13
P20–23
R00–03
COM0–3
SEG0–31
AI0–4
AIF
CAZ
CI
RI
BF
CO
CH
CL
VR1
VR2
VRA
AIP0
AIM0
AOUT0
AIP1
AIM1
AOUT1
RESET
TEST
(I)
(I/O)
–
I
O
I
O
I
I/O
O
I
–
(I)
–
I
O
I
O
I
Power (+)
Power (-)
Analog system power (+)
Analog system power (-)
Analog system ground
Internal logic system regulated voltage output
LCD system regulated voltage output
LCD system booster voltage output (VC1
× 2)
LCD system booster voltage output (VC1
× 3)
LCD system voltage adjustment pin
LCD system voltage booster condenser connecting pin
Crystal oscillator input
Crystal oscillator output
Ceramic or CR oscillator input (selected by mask option)
Ceramic or CR oscillator output (selected by mask option)
Input port
I/O port
I/O port or serial interface I/O pin (selected by software)
Output port (buzzer and clock outputs are selected by software)
LCD common output (1/4, 1/3, 1/2, 1/1 duty, programmable)
LCD segment output (DC output is selected by mask option)
Analog input
Analog input filter condenser connecting pin
Auto zero adjustment condenser connecting pin
Integral condenser connecting pin
Integral resistance connecting pin
Buffer amplifier output
Testing output pin
Reference voltage control condenser connecting pin
Reference voltage for resistance measurement
Reference voltage for voltage measurement
Reference voltage adjustment pin
AMP 0 non inverted input
AMP 0 inverted input
AMP 0 output
AMP 1 non inverted input
AMP 1 inverted input
AMP 1 output
System reset input pin
Testing input pin