This repository contains a program to calibrate a 3.5" touch screen display shield, as shown below - Most 3.5" TFT LCD Touch displays use the ILI9486 Display Driver and include a resistive touchscreen ...

The DHT11, 21, 22, 33 and 44 are relative inexpensive sensors for measuring temperature and humidity. This library can be used for reading both values from these DHT sensors.