
4
EPSON
S1C6P366 TECHNICAL MANUAL
CHAPTER 1: OUTLINE
1.4 Pin Description
Table 1.4.1 Pin description
Pin name
VDD
VSS
VD1
VC1–VC3
CA, CB
OSC1
OSC2
OSC3
OSC4
K00–K03
K10–K13
K20
P00–P03
P10–P13
P20–P23
P30–P33
P40–P43
R00
R01
R02
R03
R10–R13
R20–R23
COM0–COM3
SEG0–SEG31
AVDD
AVSS
AVREF
BZ
RESET
TEST
RXD 1
TXD 1
SCLK 1
CLKIN 1
SPRG 1
Function
Power (+) supply pin
Power (–) supply pin
Oscillation system regulated voltage output pin
LCD system power supply pin 1/3 bias
LCD system boosting/reducing capacitor connecting pin
Crystal oscillation input pin
Crystal oscillation output pin
Ceramic or CR oscillation input pin (selected by mask option)
Ceramic or CR oscillation output pin (selected by mask option)
Input port
Input port with control
I/O port
I/O port (switching to serial I/F input/output is possible by software)
I/O port
I/O port (can be used as A/D input)
Output port
Output port (switching to TOUT output is possible by software)
Output port (switching to FOUT output is possible by software)
Output port
LCD common output pin (1/4, 1/3, 1/2 duty can be selected by software)
LCD segment output pin
Power (+) supply pin for A/D converter
Power (–) supply pin for A/D converter
Reference voltage for A/D converter
Buzzer output pin
Initial reset input pin
Testing input pin
Serial data input pin for Flash programming
Serial data output pin for Flash programming
Serial clock input/output pin for Flash programming
Clock input pin for Flash programming
Control pin for Flash programming
Pin No.
43
37
40
36–34
33, 32
38
39
41
42
85–88
89–92
93
71–68
67–64
63–60
59–56
55–52
83
82
81
80
79–76
75–72
28–31
94–100, 1–25
47
48
46
84
44
45
49
50
51
26
27
In/Out
–
I
O
I
O
I
I/O
O
–
O
I
O
I/O
I
1 N.C. in S1C63358
Refer to Chapter 5, "PROM Programmer and Operating Mode", for the Flash programming pins.