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 Community Search 

Page 1 of 1 (6 items)
  • Re: can LEC provide cdc check?
      Now I have some concept about CDC, thank you very much!   For cdc check, i think how to set clock_domain rule depends on clock definition in time analysis( like PT) script. We must check those signal transfer where PT do it as false path.   Another question: how to use command "add clock association", i am confused about ...
    Posted to Logic Design (Forum) by arthurwu on Thu, Jan 8 2009
  • Re: can LEC provide cdc check?
    Thank you for your detailed reply, i got your meaning, but still has 2 questions: 1. Can't EDA tool extract clock automatically?  which benefit can i get if i use "read sdc" command instead? 2. So you suggest the user-defined synchronization rules instead of pre-defined rules? Why? I always believe the default is the best if ...
    Posted to Logic Design (Forum) by arthurwu on Mon, Jan 5 2009
  • Re: can LEC provide cdc check?
    hi, thank you very much. i used normal mode not verify mode in Conformal previously, so i couldn't find cdc check. now it's ok, but i still had some problem about cdc check in LEC. 1. I always got wrong result from LEC, do i need to define clock before check, or tool can automatically extract clock for me? 2. I am still confused ...
    Posted to Logic Design (Forum) by arthurwu on Sat, Jan 3 2009
  • Re: RE: Re: can't run IFV under GUI mode
    Tpylant,    yeah, you got the key. i didn't recognize that i should use simvision from the IFV release other than IUS release.    thank you very much:)
    Posted to Functional Verification (Forum) by arthurwu on Sun, Nov 23 2008
  • Re: can't run IFV under GUI mode
    Hi, Jogerg,   Thank you for your help. it's strange because other one can run IFV under GUI mode. i have checked my PATH variable, it's ok. and i can also call simvision under tcl mode in FormalVerifier, just can't run ifv with arg "+gui".   removing ~/.simvision does not help.
    Posted to Functional Verification (Forum) by arthurwu on Fri, Nov 21 2008
  • can't run IFV under GUI mode
    i wanted to run IFV under GUI mode, but encountered some problem, the error log as following, please help, thank you! by the way, i can run simvision under GUI mode. error log: ifv: 06.20-s004: (c) Copyright 1995-2008 Cadence Design Systems, Inc. simvision: 06.20-s004: (c) Copyright 1995-2008 Cadence Design Systems, Inc. Error initializing ...
    Posted to Functional Verification (Forum) by arthurwu on Thu, Nov 20 2008
Page 1 of 1 (6 items)