dni::set_input_transition (::quartus::dni_sdc)
The following table displays information for the dni::set_input_transition Tcl command:
Tcl Package and Version |
Belongs to ::quartus::dni_sdc 1.5 |
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Syntax | dni::set_input_transition [-h | -help] [-long_help] [-clock <name> ] [-clock_fall] [-fall] [-max] [-min] [-rise] <transition> <ports> | |||
Arguments | -h | -help | Short help | ||
-long_help | Long help with examples and possible return values | |||
-clock <name> | Clock name | |||
-clock_fall | Specifies that input delay is relative to the falling edge of the clock | |||
-fall | Specifies the falling output delay at the port | |||
-max | Applies value as maximum data required time | |||
-min | Applies value as minimum data required time | |||
-rise | Specifies the rising output delay at the port | |||
<transition> | Time value | |||
<ports> | Collection or list of input or bidir ports | |||
Description |
This command is not supported by SDC on RTL yet. This constraint does not affect calculations performed by the Timing Analyzer. It only affects PrimeTime analysis. If you set this constraint in the Timing Analyzer the constraint is written out to the SDC file when you call write_sdc. |
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Example Usage |
dni::set_input_transition 50 [all_inputs] |
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Return Value | Code Name | Code | String Return | |
TCL_OK | 0 | INFO: Operation successful |