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Arduino Project Handbook by Mark Geddes

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PROJECT 12: LCD SCREEN WRITER

NOT ONLY IS THERE SOMETHING VERY SATISFYING ABOUT HAVING AN LCD SCREEN DISPLAY YOUR OWN MESSAGES, BUT IT’S ALSO VERY USEFUL.

image
image

PARTS REQUIRED

• Arduino board

• Breadboard

• Jumper wires

• 16×2 LCD screen (Hitachi HD44780 compatible)

• 50k-ohm potentiometer

LIBRARIES REQUIRED

• LiquidCrystal

HOW IT WORKS

An LCD (liquid crystal display) screen is made of two sheets of polarizing material with a liquid crystal solution between them. Current passing through the solution creates an image or, in this case, characters. ...

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