This tutorial demonstrates how to control the backlight of a 16x2 LCD display using an Arduino Uno and a button. The provided script allows you to toggle the LCD backlight on and off with a button ...

After uploading the sketch, open the Arduino Serial Monitor (Tools > Serial Monitor). The sketch will automatically detect the I2C address of the connected LCD module and initialize it. You should see ...

For example an spi display or TV-out (using the TV-out library, probably on a second arduino). Reason for me to ask, I’ve got a Yamaha PSR-S500 with defective display, new displays are around ...

We might think that an AVR microcontroller – e.g. the ATMega328p adopted by the Arduino UNO boards – has the sufficient number of pins to manage an alphanumeric LCD. In a complex industrial machine ...