Quartus

<+/-> tco requirement for source <register or memory> and destination pin is <time>

CAUSE: The Timing Analyzer is reporting the specified clock-to-output time (tCO) requirement on the source register or memory and the destination pin.
ACTION: No action is required. You can view the results of timing analysis in the Compilation Report.

See also:

Running a Timing Analysis

- PLDWorld -

 
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