code: def mute(self):
          
          fname = "mute"
          cname = self.__class__.__module__ + '.' + self.__class__.__name__
          raise NotImplementedError("%s.%s() is required" % (cname, fname))
docs: Mutes all existing communication, most notably the device will no
          longer generate a 13.56 MHz carrier signal when operating as
          Initiator.