Abstract:
A control device of a multi-functional system for motor vehicles is provided. The control device may include a movable and touch-sensitive control element, an input unit electrically insulated from the control element, the input unit including a set of optical sensors adapted to detect at least one of motion of or touch action on the control element, a display unit adapted to represent information in list form with the information associated with control of the multi-functional system, a computing unit in data connection with the input unit and the display unit, the computing unit adapted to convert positional data associated with the control element or touch action on the control element into a corresponding position in a selection list of the display unit, and an actuatable switching unit coupled to the control element with the switching unit allowing selection of a list element.