Reading data from ultrasonic and compass sensor simultaneously are not supported yet.
If you want to use radar funcionality, you have to build robot type "Explorer".
You can control the robot by tilting the phone.
You can also remotely start a program chosen between 3 programs via gesture recognition.
The User Guide is in the application menu.
This app is based on the work done by Nicolas Chemarin, Bastien Tauran and myself during a project of our first year of master's degree.