DMC202434N-SEW 데이터 시트보기 (PDF) - Optrex Corporation

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DMC202434N-SEW

LCD Module Specification

Optrex Corporation 

4.I/O Terminal

4.1.Pin Assignment

No.

Symbol

1

VSS

2

VCC

3

VEE

4

RS

5

R/W

6

E

7

DB0

8

DB1

9

DB2

10

DB3

11

DB4

12

DB5

13

DB6

14

DB7

15

EL

16

EL

Level

－

－

－

H/L

H/L

H/L

H/L

H/L

H/L

H/L

H/L

H/L

H/L

H/L

－

－

Function

Power Supply (0V, GND)

Power Supply for Logic

Power Supply for LCD Drive

Register Select Signal

Read/Write Select Signal H : Read L : Write

Enable Signal (No pull-up Resister)

Data Bus Line / Non-connection at 4-bit operation

Data Bus Line / Non-connection at 4-bit operation

Data Bus Line / Non-connection at 4-bit operation

Data Bus Line / Non-connection at 4-bit operation

Data Bus Line

Data Bus Line

Data Bus Line

Data Bus Line

Power Supply for EL

Power Supply for EL

4.2.Example of Power Supply

It is recommended to apply a potentiometer for the contrast adjust due to the tolerance

of the driving voltage and its temperature dependence.

VCC

VR

MODULE VSS

VCC (+Voltage)

VSS (0V)

VEE

VR=10～20K Ω

DMC20434N-SEW (AU) No.97-0209

OPTREX CORPORATION

OPTREX

Page 8/15

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