The main window of Crystal REVS for C allows you to access all the features of the application. 

You can easily adjust the flowchart settings and create codes or comments flowcharts using this menu. 

Crystal REVS for C will allow you to edit and manage the dataflow settings using the functions from this menu. 

To ease your navigation through definitions, declarations, lines, bookmarks and so on use this menu of Crystal REVS for C. 

Crystal REVS for C comes with a powerful set of tools that can be accessed from this menu. 

The options window of Crystal REVS for C will enable you to fully customize the application's settings.