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TCL commands to determine routing congestion

Altera_Forum
Honored Contributor II
1,490 Views

I'm trying to find relevant TCL commands to determine routing congestion as shown in the ChipPlanner. 

Attached are a couple of screenshots to illustrate what I'm asking. 

 

Also:  

- What's the definition of routing elements. I understand there are different types of routing resources. So why it's bundled into a single number. 

- Where is the routing element count coming from. Is it across some XY cut ? 

 

Thanks, 

Evgeni
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Altera_Forum
Honored Contributor II
713 Views

Generated Routing Congestion File (*.rcf) answers my question.  

It contains all the info about routing resources (R4, R20,C12...).  

Here is a link to *.rcf documentation (http://quartushelp.altera.com/9.1/mergedprojects/reference/glossary/def_rcf.htm) and tcl commands (http://quartushelp.altera.com/11.1/mergedprojects/tafs/tafs/tcl_pkg_backannotate_ver_1.1.htm).
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