Tell us about yourself!
THIS.I lost some minutes believing I had some strange display or controller or that one or both of them were defective, but as soon as I adjusted the contrast the darn thing worked like a charm as per turbiny code.I thought that potentiometer was for backlight at first so I didn't really give it much attention.
Program your Arduino with an Android device!
Chimera: $60 DLP High-Res 3D Printer
Build your own 3d printer filament factory (Filament Extruder)