Quartus

Can't perform multiclock timing analysis -- specify clock frequency requirements

CAUSE: You have not assigned clock settings to one or more of the clock signals in the design. Therefore, the Timing Analyzer cannot perform multiclock timing analysis.
ACTION: To use multiclock analysis, you must first specify frequency requirements for the clock signals in the design. To disable multiclock analysis, do not cut the paths between unrelated clock domains.

See also:

Running a Timing Analysis

- PLDWorld -

 
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