The device uses the following response on connect and disconnect:
The remote device can also send two sensor values using the folloing commands:
Right sensor "rSens,value"
Left sensor "lSens,value"
Replace value with a the value of the sensor (value > 0 sensor is active, value = 0 sensor is inactive)
Take care to send a line break '\n' after each response!
More information on github: https://github.com/hanneseilers/RobotBlueoothJoystick