Set input delay

Families Supported

The following table shows which families support this constraint and which file formats and tools you can use to enter or modify it:

Families

SDC

GCF

Timer/SmartTime

Fusion

X

 

X

ProASIC3E

X

 

X

ProASIC3

X

 

X

ProASIC PLUS

X

 

X

Axcelerator

X

 

X

ProASIC

X*

X**

X

eX

X*

 

X

SX-A

X*

 

X

SX

 

 

 

MX

 

 

 

3200DX

 

 

 

ACT3

 

 

 

ACT2/1200XL

 

 

 

ACT1

 

 

 

(*) Supported for analysis only.

(**) Supported for layout only.

Purpose

Use this constraint to define the arrival time relative to a clock.

Tools /How to Enter

You can use one or more of the following methods to set input delay constraint:

See Also

Constraint entry

set_input_delay (SDC)

set_input_to_register_delay (GCF)

Specifying input delay constraint