Commands

See Also

To back-annotate assignments for the current project:

1. If you have not already done so, create a new project or open an existing project.

2. If you have not already done so, compile a design.

3. Choose Assignment Organizer (Assignments menu).

4. Click the By Category tab.

5. Click Back-Annotate.

6. Under Assignment(s) to back-annotate, select Device assignments, Pin & device assignments, Pin, cell & device assignments, Pin, cell, routing & device assignments, or Region write-back.

7. If you select Pin, cell & device assignments, you can also turn on Demote cell assignments and select LABs, MegaLAB^™ rows, MegaLAB columns, MegaLABs, LABs/ESBs, LABs/EABs, rows, or columns from the list.

8. Click OK.

9. If you select Pin, cell, routing & device assignments under Assignment(s) to back-annotate, and therefore generate a Routing Constraints File (.rcf) that contains back-annotated routing constraints, specify that the Compiler use the back-annotated routing constraints during compilation.

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