DMC40457N-EB Ver la hoja de datos (PDF) - Optrex Corporation
Número de pieza
componentes Descripción
Fabricante
DMC40457N-EB Datasheet PDF : 16 Pages
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4.I/O Terminal
4.1.Pin Assignment
No.
Symbol
1
D7
2
D6
3
D5
4
D4
5
D3
6
D2
7
D1
8
D0
9
E1
10
R/W
11
RS
12
VEE
13
VSS
14
VCC
15
E2
16
NC
17
EL
18
EL
Level
H/L
H/L
H/L
H/L
H/L
H/L
H/L
H/L
H, H→L
H/L
H/L
－
－
－
H, H→L
－
－
－
Function
Data Bus Line
Data Bus Line
Data Bus Line
Data Bus Line
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
Enable Signal 1 (No pull-up Resister)
H : Read L : Write
Register Select Signal
Power Supply for LCD Drive
Power Supply (0V, GND)
Power Supply for Logic
Enable Signal 2 (No pull-up Resister)
Non-connection
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.
MODULE
VCC
VR
VSS
VCC (+5V)
GND (0V)
VEE
VR=10～20K Ω
DMC40457N-EB (AO) No.99-0092
OPTREX CORPORATION
OPTREX
Page 8/16
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