<p>The concept of remote controlling electrical devices is not new; people of today are used to being able to control their household electronic items without making an effort to walk up to the device. </p><p>In this thesis the aim is to use Bluetooth radio signals instead of the traditional infrared light to achieve the remote control functions. As a test application a Sony Compact Disc player is modified in order to be radio controlled with a standard Ericsson T39 mobile phone used as a remote. Since the test application is rather simple without any special requirements the development of a specific radio communication system has not been considered. Instead available pre-manufactured devices were examined. A Bluetooth evaluation kit was purchased and the test project consisted of the goal of linking the evaluation board to the CD player with an AVR microcontroller and getting the whole system to communicate with the mobile phone.</p>

The concept of remote controlling electrical devices is not new; people of today are used to being able to control their household electronic items without making an effort to walk up to the device. In this thesis the aim is to use Bluetooth radio signals instead of the traditional infrared light to achieve the remote control functions. As a test application a Sony Compact Disc player is modified in order to be radio controlled with a standard Ericsson T39 mobile phone used as a remote. Since the test application is rather simple without any special requirements the development of a specific radio communication system has not been considered. Instead available pre-manufactured devices were examined. A Bluetooth evaluation kit was purchased and the test project consisted of the goal of linking the evaluation board to the CD player with an AVR microcontroller and getting the whole system to communicate with the mobile phone.