Controlling LCD with Arduino

Hi guys! Today what we are going to do is controlling LCD!! I am going to show you a basic use of LCD but we will going to use that LCD again don't worry :D

Arduino Polygraph(Basic Lie Detector)

Hi.In my first tutorial I would like to show you "How to make a simple polygraph machine with arduino?".It's a really simple project and I will explain the operating logic.But you can't use this project to detect lies about important situations.This project is not equal to professional machines.So please use it just for fun.