Your LCD display should have 16 pins coming out from the bottom. To use this code you should download the Arduino IDE so you can load it onto your Arduino Uno. You ...

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 ...

Have you ever noticed how shopping malls, parking lots, or event venues seem to track the number of people or cars present inside? You might think they use an AI camera to count them, but in reality, ...