dft_scan_segment                                   Specifies the order of
                                                   registers in a scan
                                                   chain.
 [ -scope ]                 scope                    module / current scope
 [ scan_input ]                                      wire name
 object_list                                         register[/L | /M ],
                                                     wire[/L | /M ], named
                                                     block, instance_name/
                                                     chain_id_number
 [ scan_output ]                                     wire name
