This project shows how to connect an LCD screen to an Arduino Mega 2560 and use potentiometers (knobs) to adjust the screen’s contrast and control an extra function, like brightness. Explaining the ...

Connect the I2C Module to the Arduino: SCL of module to A5 of Arduino SDA of module to A4 of Arduino VCC of module to +5V of Arduino GND of module to GND of Arduino Adjust the brightness using the ...

In this digital age, we come across LCDs all around us from simple calculators to smartphones, computers and television sets, etc. The LCDs use liquid crystals to produce images or texts and are ...