Wire a 16x2 LCD (I2C Backpack)
Connect a four-wire I2C LCD module.
Why a 16x2 LCD
A 16x2 LCD shows two rows of sixteen characters each. It is the classic way to display readings without a computer attached. 📟
The Wiring Problem
A bare LCD needs many pins to talk to your board. Wiring all those lines is fiddly and eats up most of your GPIO pins.
All lessons in this course
- Wire a 16x2 LCD (I2C Backpack)
- LiquidCrystal_I2C Library
- Position the Cursor & Print
- Live Sensor Dashboard