• ERROR: Error ..undefined layer name parameter: ERC_ESDBJT_FLTPW.

    Hi all,  I am a newbie in Calibre LVS checking.  Today, when I check LVS for an IP with BCD1370 Calibre LVS version, the execution could not complete due to the error below: ERROR: Error RES2 on l...
    last modified by khanhlinh
  • About *.tcelllib library format

    Hi, I see an instruction for starting flow with tessent on mentor website as follows: Link : Siemens Digital Industry Software: Sign In  set_context dft -rtl read_cell_library ../library/adk.tcelllib set_d...
    created by n_pham_dacxw
  • Writing out extracted net into one GDS

    Hi, I'm trying to write out extracted net geometries into a single gds but Calibre does not compile.  I need to suffix the cell to differentiate based on the nets and that is probably what it does not like. ...
    last modified by i_pakkirisamy_wkmgq
  • Undefine module issue in Gatelevel design flow

    Hi,   I have a problem when using the Gate level design flow with tessent.     + My flow is below: set_context dft -no_rtl read_liberty standard_cell.lib read_liberty macro1.lib   read_verilo...
    created by n_pham_dacxw
  • How to find floating metals in layout using SVRF?

    How to find floating metals (metals that are not connected to diffusion or poly or pins) in layout using SVRF? 
    last modified by sharu
  • how to define drawing layer as a pin

    Hi i want to define drawing layer also as a pin.   example below is the way i assign metal text as a pin   /////////////////////////////// // Map TEXT layer to port names /////////////////////////////// TE...
    last modified by mfaisalazri@gmail.com
  • How to make lvs recognize metal drawing as text rather use text drawing.

    hi    i have this issue, lvs not recognize AA6 as a pin because it use same layer metal1 drawing same goes to the rectangle metal 1 drawing. in my lvs rules deck I add new line to make sure lvs recognize...
    last modified by mfaisalazri@gmail.com
  • how to add metal layer

    Hi I write this script but its wrong some where please advice?   /////////////////////////////////// // LAYER DERIVATIONS AND OPERATIONS /////////////////////////////////// //----------------------------- // Defi...
    last modified by mfaisalazri@gmail.com
  • DFM PROPERTY in LVS command file

    Dear All,   There is a message when I running LVS:   //  Applying licensing  policy... //  calibrehlvs license  acquired. //  calibrelvs license  acquired.   //  Warn...
    last modified by andrewng
  • how to extract cc between TSV and SI

    hi,guys   how to extract cc between SI and TSV with ox insulator = {{0.2,4.1}} ?  I build the mipt but didn't extract any capacitance between them. I state "PEX MAP substrate SI" and "CONNECT SI", and att...
    last modified by leo_gan0216
  • Want to participate in a research study?

    Siemens Digital Industries Software would like to hear from you!   Thank you for being a valued member of our community. We’re inviting 10 Mentor Graphics and Siemens Digital Industries Software customers ...
    created by Community_Admin
  • Missing ports when checking Calibre LVS

    LVS reports the different number of ports, even though IC compiler (Synopsys ICC) auto-floorplaned, auto-placed ports, and auto-placed the standard cells. The netlist that is extracted from GDSII file losing some port...
    last modified by toannguyen
  • Calibre Pex R+C+CC  extraction

    Hi All,   What is the difference between  C and CC parasitics in a Pex  R+C+CC extraction.    As far I know, CC is coupling cap. i.e capacitance between particular net to a neighbouring net ...
    last modified by anandmohancec
  • Issue with random number generation: artifacts in gaussian distributions

    The issue is as the title says. I'm getting some weird artifacts when I generate random numbers with a gaussian distribution. It seems like certain bins of numbers are being generated more often than others while some...
    created by v_govind_bdepz
  • Calibre cannot type in GUI

    I have an issue when I open calibre and try to run drc/lvs/xrc. The dialog box opens but I cannot type, meaning the application is not accepting input from the keyboard. The mouse works fine, allowing to navigate thro...
    last modified by dan_dmea
  • Running Calibre DRC on DEF from INNOVUS

    Hi All,   I want to run Calibre signoff DRC check for the DEF that is extracted from INNOVUS. I have the GDS present for all the IP's that are used in the design. Please let me know the correct approach for thi...
    last modified by newbie_3
  • Modelsim/Questasim unit delay simulation

    I would like to launch an unit delay RTL simulation using Questasim 10.1. I ve look how to compile the design and i see there is an option +delay_mode_unit for compiling verilog files. My design is vhdl. Is there an o...
    created by mxm89
  • Modelsim ( Questasim 10.1) save results from a certain time and see schematic data

    Hi All, I ve launched a simulation for reproducing a bug. The bug happens after 1s of simulation time and so the simulation last too much. Is there a way to save only the waveform and the other infos from a certain po...
    created by mxm89
  • .PZ data

    I have run a .PZ stability analysis and have got the data in terms of poles and zeros as shown below. POLES       MODULUS           ...
    created by kooshar
  • Error in eldo simulation when running with premier + multi-thread

    Hi,   I encounter the simulation error when I try to run eldo simulation with premier and multi-thread, here is how I submit the command to the server:   bsub  -q reg -R "rh60" -P xxxx -Ip -n 4 e...
    created by ktlee