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 ...

This code is open source and is freely available for others to use */ #include <LiquidCrystal.h> LiquidCrystal lcd(12, 11, 5, 4, 3, 2); //storing the digitalread value variables int kill; int death; ...