Design constraints in Libero

You can add, edit, and import design constraint files in the Libero IDE. See the table below for a list of the supported constraint files. File types are listed at the top and families at left. Click a constraint type for more information.  

Family

Constraint Files

Auxiliary Constraint Files

SDC

PDC

PIN

GCF (timing constraints)

GCF (physical constraints)

SAIF

VCD

SDC

DCF

ProASIC3E

X

X

 

 

 

X

X

 

 

ProASIC3

X

X

 

 

 

X

X

 

 

Axcelerator

X

X

 

 

 

X

X

 

X

ProASICPLUS

X

 

 

 

X

X

X

 

 

ProASIC

X

 

 

X

X

 

 

 

 

eX

X

 

X

 

 

 

 

 

X

SX-A

X

 

X

 

 

 

 

 

X

SX

 

 

X

 

 

 

 

 

X

MX

 

 

X

 

 

 

 

 

X

Note: The Libero IDE does not pass the constraint files to external tools.

See Also

Constraint support by family

Constraint entry table

Constraint file format by family

Design constraints overview