Calibrate 3.5" TFT LCD Touchscreen With Arduino UNO R3/R4 Overview This repository contains a program to calibrate a 3.5" touch screen display shield, as shown below - Most 3.5" TFT LCD Touch displays ...

That's half of the pins available on a classic Arduino! With this in mind, we wanted to make it easier for people to get these LCD into their projects so we devised a shield that lets you control a ...