code: def set_trigger_group_bit_mask(self, trigger_group_bit_mask):
          
          set_cmd = self._create_set_property_msg("_trigger_group_bit_mask",
                                                  0x0c, trigger_group_bit_mask)
          self._send_method(set_cmd, self._property_set)
docs: Set the trigger_group_bit_mask for the current group/button.