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  3. Issue regarding Clock Tree Synthesis

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Issue regarding Clock Tree Synthesis

Arslan
Arslan over 12 years ago

Hi, while performing clock tree synthesis, one has to provide list of inverters and buffers in  "generate clock specs" by selecting from the list of available cells. this list is missing in my case. any ideas how to get the list.?

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  • BobD
    BobD over 12 years ago
    The tool is able to automatically select clock buffers. Use "clockDesign" and it will automatically create a clock tree spec file from your SDCs. To influence how the clock tree spec file is created, a combination of setCTSMode and specifyClockTree are typically used in conjunction with this command. specifyClockTree -create/-update/-delete can be used for programmatic modification of a clock tree spec file. Hope this helps!
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  • BobD
    BobD over 12 years ago
    The tool is able to automatically select clock buffers. Use "clockDesign" and it will automatically create a clock tree spec file from your SDCs. To influence how the clock tree spec file is created, a combination of setCTSMode and specifyClockTree are typically used in conjunction with this command. specifyClockTree -create/-update/-delete can be used for programmatic modification of a clock tree spec file. Hope this helps!
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