DMF-50202N View Datasheet(PDF) - Optrex Corporation
Part Name
Description
Manufacturer
DMF-50202N Datasheet PDF : 16 Pages
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4.I/O Terminal
4.1.Pin Assignment
CN1
No.
1
2
3
4
5
6
7
8
Symbol
FLM
CP1
CP2
M
D1
VDD
VSS
VEE
Level
H/L
H→L
H→L
H/L
H/L
―
―
―
Function
First Line Marker
Data Latch Signal
Clock Signal for Shifting Data
Alternate Signal for LCD Drive
Display Data
Power Supply for Logic
Power Supply (0V, GND)
Power Supply for LCD Drive
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.
VDD
VEE
MODULE
VDD (+Voltage)
Tr
R1
VR
R2
VEE (-Voltage)
VSS
R1+R2+VR=10～20K Ω
Tr=2SA1202 or equivalent
VSS (0V)
DMF-50202N (AA) No.97-0074
OPTREX CORPORATION
OPTREX
Page 9/16
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