A Bluetooth module connected to the i2c port of a Tilt 400 Pro board is used to communicate with other Bluetooth devices using the serial port profile. You will provide guidance on how to connect the Bluetooth module to the I2c port, including java source files to upload to the Tilt board's? TStik2? for a communication demonstration. Although a Bluetooth module has already been chosen, alternatives less than £90 will be considered.