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Friday, February 28, 2020

How to balance the insertion delay of two different clocks with CCOpt

create_ccopt_skew_group -name clk2 -sources clk2 -auto_sinkscreate_ccopt_skew_group -name clk1 -sources clk1 -auto_sinkscreate_ccopt_skew_group -name ClockGroup000 -balance_skew_groups {clk1 clk2}

  • we put the max_delay constraint
  • false path
  • synchronizers
  • min delay
at

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