What you need:
1 X Arduino UNO
1 X 3.5 inch Touch Screen Display
1 X USB Cable
1 X Micro USB Card
1 X Card Reader
Please pay attention about the pin name before installation
Install below libraries through Sketch-Include Library-Manage Libraries.
Arduino code download link:
Open example and Upload code
For touch screen function, you need calibration display first, then upload code.
Calibration code name is Example09-TouchScreen_Calibr_kbv, once calibration, you will get result:
Then you need change value in the Example10-Touch- Touch_shield_new.ino
After upload code, you can draw pictures: