6AN LCD Reminder

In this project, you’ll connect a character LCD to your Raspberry Pi to display a scrolling reminder message. You’ll start by displaying static text for short messages and then learn how to display scrolling text ideal for longer messages.

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PARTS REQUIRED

Raspberry Pi

Breadboard

16×2 Hi tachi HD44780-compatible LCD

10 kΩ potent iometer

Jumper wires

SOFTWARE REQUIRED

Adafruit_CharLCD library

INTRODUCING THE LIQUID CRYSTAL DISPLAY

The simplest and cheapest display screen around is the liquid crystal display (LCD). LCDs are found in everyday electronics devices like vending machines, calculators (see Figure 6-1), parking meters, and ...

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