Communication interface and control unit with built-in radio receiver. The TT6 is a communication interface between the Nice TTBus system and an external control system communicating via the RS232 serial port. Allows management of Nice tubular motors in automation systems for sun awnings, rolling shutters, roller blinds and blackout screens and to control video projection screens. The interface allows PC-PLC systems to communicate using the RS232 port. Possibility of managing and displaying the status of up to 8 Nice motors equipped with TTBus technology and one motor with mechanical limit switch (including through external pushbuttons). Activation of pre-set scenarios by means of the external Trigger input. Possibility of creating and managing programmed scenarios.