A robot(car) that is controlled by the DTMF signals produced form a cellular phone.

My personal collection of useful Arduino sketches

A hack initially for Moderskeppet Gaming geek cruise, I managed to drive a telephone off a 9V battery and pick up the keypad tones as input to act as an Amiga joystick, allowing the TV classic Hugo game to be played as in the good old days. Project diary and cleanup to come.

In this project, range limitations of RF is eliminated using DTMF Technology