JHD 20×4 Character LCD Display – Y & YG

Specifications:

20 Characters x 4 Lines
Works directly with ATMEGA, ARDUINO, PIC, and many other microcontrollers/kits.
4 or 8 bit data I/O interface
Low power consumption
Color: Yellow/Green

Description

Description

A 20×4 LCD display is very basic module and is very commonly used in various devices and circuits. These modules are preferred over seven segments and other multi segment LEDs. The reasons being: LCDs are economical; easily programmable; have no limitation of displaying special & even custom characters (unlike in seven segments), animations and so on.

A 204 LCD means it can display 20 characters per line and there are 4 such lines. In this LCD each character is displayed in 5×7 pixel matrix. This LCD has two registers, namely, Command and Data.

There is no change code for interfacing standard 16×2 or 20×4 LCD.