Net Classes
You can classify nets according to their electrical characteristics.
By using net class assigned to each net, DDR nets are automatically grouped when performing Automatic DDR Bus Analysis. Upon selecting the Properties-Net Classes menu, a default net class, string filter, is displayed as shown in Figure 1.
You can save and re-load net class file by clicking Import or Export. You can edit current net class item by clicking EDIT, add a new net class item by clicking Add.
Upon clicking Add, the Net Classes dialog opens. You can assign new net class name and search strings.
Two operators are used in the search string: # and *. *: Any string #: One Number. This net class definition will be used at Properties-Nets menu to assign net class to each net. By using net class assigned to each net, DDR nets are automatically grouped when performing Automatic DDR Bus Analysis.