
4
EPSON
S1C6P466 TECHNICAL MANUAL
CHAPTER 1: OUTLINE
1.4 Pin Description
Table 1.4.1 Pin description
Pin name
VDD
VSS
VD1
VC1–VC5
VREF
CA–CF
OSC1
OSC2
OSC3
OSC4
K00–K03
K10, K11
K12
K13
P00–P03
P10–P13
P20
P21
P22
P23
R00
R01
R02
R03
R10–R13
R20–R23
COM0, COM1
COM2–COM14
COM15, COM16
SEG0–SEG59
BZ
SVD
RESET
TEST
TXD
RXD
SCLK
CLKIN
SPRG
RSTOUT
VDDF
VEPEXT
Pin No.
31
25
28
75–79
34
85–80
26
27
29
30
70–67
66,65
64
63
62–59
58–55
54
53
52
51
50
49
48
47
46–43
42–39
23,22
21,20,18–15,86–92
93,94
14–1,143–110,106–95
24
74
32
33
38
37
36
35
71
109
73
107
Function
Power (+) supply pin
Power (–) supply pin
Oscillation/internal logic system regulated voltage output pin
LCD system power supply pin (1/4 bias generated internally)
LCD system power supply testing pin
LCD system boosting/reducing capacitor connecting pin
Crystal oscillation input pin
Crystal oscillation output pin
Ceramic oscillation input pin
Ceramic oscillation output pin
Input port
I/O port
I/O port (switching to serial I/F input/output is possible by software)
I/O port
I/O port (switching to CL signal output is possible by software)
I/O port (switching to FR signal output is possible by software)
Output port
Output port(switching to TOUT signal output is possible by software)
Output port(switching to FOUT signal output is possible by software)
Output port
LCD common output pin
(1/8, 1/16, 1/17 duty can be selected by software)
LCD segment output pin
Sound output pin
SVD external voltage input pin
Initial reset input pin
Testing input pin
Serial data output pin for Flash programming
Serial data input pin for Flash programming
Serial clock input/output pin for Flash programming
Clock input pin for Flash programming
Flash programming control pin
Flash test pin (N.C. in normal operation)
Flash power (+) supply pin (connect to VDD in normal operation)
Flash test pin (N.C. in normal operation)
In/Out
–
O
–
I
O
I
O
I
I/O
O
I
O
I
I/O
I
O
–
I/O