The background project for this code could be a simple calculator using an Arduino 3.2" TFT LCD Touch Screen. The touch screen would have buttons that perform basic arithmetic operations such as ...

The background project for this code could be a photo viewer using an Arduino 3.2" TFT LCD Touch Screen and an SD card. The touch screen would display images stored on the SD card, allowing the user ...

The four parts are: reading the GPS, driving the LCD, providing storage for star data, and determining the position of stars. The heavy lifting is done using some public domain code ported over.