Arduino Controlled Touchscreen Calculator

You can use a touchscreen display and an Arduino to make a functioning calculator.

- 1 Arduino Mega/Due

- 1 3.5 In Touchscreen Display

The default screen size is 3.5 inches so if you have a different screen size you will need to adapt the dimensions in the code.

When downloading the code make a new sketch and add 11 new tabs and paste each sketch of the code into these tabs.