NHD-0420E2Z-FSW-GBW Просмотр технического описания (PDF) - Unspecified

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Компоненты Описание

производитель

NHD-0420E2Z-FSW-GBW

Character Liquid Crystal Display Module

Unspecified 

Pin Description and Wiring Diagram

Pin No. Symbol

External

Connection

Function Description

1

Vss

Power Supply Ground

2

VDD

Power Supply Supply voltage for logic (+5.0V)

3

V0

Power Supply Power supply for contrast (approx. 0.5V)

4

RS

MPU

Register select signal. RS=0: Command, RS=1: Data

5

R/W

MPU

Read/Write select signal, R/W=1: Read R/W:=0: Write

6

E

MPU

Operation enable signal. Falling edge triggered.

7‐10

DB0‐DB3

MPU

For low order bi‐directional three‐state data bus lines. These four

are no used during 4‐bit operation.

11‐14 DB4‐DB7

MPU

Four high order bi‐directional three‐state data bus lines.

15

LED+

Power Supply Power supply for LED Backlight (+5.0V via on‐board resistor)

16

LED‐

Power Supply Ground for backlight

Recommended LCD connector: 2.54mm pitch pins

Backlight connector: ‐‐‐ Mates with: ‐‐‐

[4]

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