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anonimcs's avatar
anonimcs
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2 years ago
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Clock groups ignored by Timing analyzer

Hi all, I have a design with multiple clock domains. I want to ignore the timing checks for the paths where CDC happens. For this purpose, I have set clock groups in my sdc file, code can be found b...
Timing
  • anonimcs's avatar
    anonimcs
    2 years ago

    The issue was that the .sdc file was read before all the other .ip files are read in the .qsf file. When I moved the line to read the .sdc file after reading the .ip files, the issue is gone, and I can see false paths set in the report for clock transfers. This issue was also mentioned in this article here. In case the link becomes broken in the future, I attach a screenshot of the link content below.

TingJiangT_Intel's avatar
TingJiangT_Intel
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2 years ago

I’m glad that your question has been addressed, I now transition this thread to community support. If you have a new question, Please login to ‘https://supporttickets.intel.com’, view details of the desire request, and post a feed/response within the next 15 days to allow me to continue to support you. After 15 days, this thread will be transitioned to community support. The community users will be able to help you on your follow-up questions.