Troubleshooting DRC Violations

Some rules permit user-defined handling, allowing you to specify either error, warning, note, or ignore as the handling for certain rules. (use set drc handling command)

Setting the level of Gate Data using set gate level command. The gate level can be set to design level or primitive level. When the gate level is set to design level only you will be able to correlate the reported gate to the library model available in your netlist. When the design level is set to primitive level such correlation is possible to a limited extent and the reported gate can sometimes be nowhere found in the netlist.

The set gate report command sets the type of information you want to be displayed when you report a gate. You can set that to Normal or Trace or Error_pattern or tie_value

You can use the Report Gates command to display information for selected gates, which you identify by either a gate index number or a pin pathname of a pin connected to the gate. Report Gate is a very useful command. You can list all gates of a specific type using the -type switch and a histogram of all gates by setting the type to histogram. You can report on a path between two gates. you can browse back and forth using the f and b commands respectively.

Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s