Your LCD display should have 16 pins coming out from the bottom. The LCD display needs 6 arduino pins, all set to be digital outputs. It also needs ground and 5v ...

This project implements a password entry system using Arduino, where users enter a 4-digit password via a keypad, and the entered password is displayed on an LCD. If the password matches the preset ...

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In our daily lives, we use thermometers on various occasions and for various purposes, from medical needs to repair and diagnostic purposes. As you know there are different types of thermometers, and ...