Tank

Application is designed for the remote control of a robot destined for autonomous exploration of unknown environments. The robot is based on a microprocessor ATMEGA16A and connected to the phone via USB 2.0 FTDI FT312D. The mobile phone is capable of fluent control both engines, capture optical information and control interfaces and other surrounding hardware.

If are you interested, write to the developer to obtain a schema of the control board (Eagle software) and C# PC application for remote control. I will gladly help you build your own robot.