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AGoge's avatar
AGoge
Icon for New Contributor rankNew Contributor
7 years ago

The SDC function "set_max_skew" works incorrectly.

Hello! The constrain function "set_max_skew" works incorrectly. With this function I've tried to make the most equal paths from input port to registers. I carried out a simple test experiment (proje...
AndyN's avatar
AndyN
Icon for Occasional Contributor rankOccasional Contributor
7 years ago

As Alex said, set_max/min_skew is really not actually a constraint - it's more setting a value to check against (which, don't get me wrong, can be extremely annoying when you are trying to achieve what you are describing). To achieve your aim, you'd be better setting up min and max delays with a tight window - that way the tools will actually work to meet your constraints.