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DMC20215A View Datasheet(PDF) - Optrex Corporation

Part Name
Description
View to exact match
DMC20215A
Optrex
Optrex Corporation Optrex
DMC20215A Datasheet PDF : 15 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
4.I/O Terminal
4.1.Pin Assignment
CN1
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Symbol
VSS
VCC
VEE
RS
R/W
E
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
Level
H/L
H/L
H,HL
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
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=1020K Ω
DMC20215A (AE) No.98-0171
OPTREX CORPORATION
OPTREX
Page 8/15
 

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