Netlist error
Greetings,I'm a phd student in the rf design field. Usually (in my master formation at least) I used to work with cadence already installed and everything working perfectly from the beginning. However...
View ArticleFinding usage of a cell inside other cells
Hello, I am trying to find if a particular cell (from a different library) has been used (instantiated) in any other cells inside another set of big libraries. Is there an easier and less error prone...
View ArticleMaestro - output expression values with suffix notation instead of engineering
Output expression values like clip signal from 4m to 5m will convert them to engineering notation. Is there a way to retain values with suffix only? This is easier for repeated expression edits....
View ArticleInput in 32 bit full adder
I have designed a 32 bit adder,Now i have to give vpulse as input in 64 input pins.Please help me regarding it.
View ArticleVSR not dropping vias to short all pins
I have multiple horizontal m2 layers (one on top of the other that have the same terminal and net name). The only diffrence is the pin names are different. VSR only connects only one pin at the top...
View ArticleMaestro - save right click menu order from results tab
Is there a way to save right click menu order from results tab after customizing it? This will avoid re-customizing menus in newer workspaces?virtuoso version ICADVM20.1-64b.500.34
View Articleprobe internal bus voltages
Hi,I would like to probe 4sets of 8bit buses internal to a block (internal ADC outputs) from test bench level. At the test bench level, i will then be applying these bus voltages/signals to a veriloga...
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ViVA - eye diagram entries are not allowing variable names
Eye diagram entries start, stop, & interval are not allowing variable name like VAR("stoptime"). Am I missing something here? Or it's not possible at all?virtuoso version ICADVM20.1-64b.500.34
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ADE Assembler, History name prefix list
Hello,It might be simple one, but I did not find a way to delete the History name prefix list, as shown below. It is a convenient feature in Assembler, but as I keep running new sims, all the old names...
View ArticleHow to generate LIB and LEF file.
Dear Sir,I would like to ask, We got a TSMC 65nm foundry file for IC fabrication but i cant see any LIB and LEF file in the folder.So, please suggest me how to get LIB and LEF file or us how to...
View Articleextracting specific point in a MeasureAcrossSweep
Hi,I do have a testbench where:- a scaler value is getting measured- many corners and uses cases are being swept through corners- on top of that I sweep temperature across several points, this sweep is...
View ArticleHow to specify the Spectre path or version for Liberate 15.1?
Hi,How to specify the Spectre path or version for Liberate 15.1? Are there any Tcl commands or args to achieve this?Thank you!
View ArticleSetting a routing only master instance transparent
I have a routing only cell which is repeatedly used in multiple hierarchies. Is there anyway I can set the master instance transparent, which when instantiated in different levels take binding names...
View ArticleOne testbench for different analysis (S-parameters, ac, transient)
How can I run different analyses (S-parameters, AC, transient) in a single test bench? I tried connecting the sp1switch in series with the port, AC analysis, and transient work, but the S parameters...
View ArticleHow to merge top cell with dummy metal GDS
Hello everyone,I've been working on the final verification of my top-level design. I'm planning to merge my top cell with the dummy metal and dummy OD/PO layers for the final DRC check. However, when I...
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Evaluated waveform discontinuity
Hello, I am using "freq" function to get a waveform representing the frequency of a signal versus time but at some of the corners I see the evaluated output of "freq" function as discontinuous....
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How to write an equation to measure pk-to-pk jitter from eye diagrams
Hi,I have requirement to write equation to measure pk-to-pk jitter from eye diagrams.I have following one queries in in the forum some I am not able match the jitter from manual measurement vs measure...
View ArticleTransient Noise Simulation in Cadence Virtuoso
Hi I am using Cadence Virtuoso IC6.1.8-64b.83.For a demodulator with 140GHz carrier and 40Gbps data rate, i set the transient noise with only the demodulator noise contribution ON. When i simulate it...
View ArticleMaestro - dark theme background
Is there a way to set Maestro background to dark? For data view, output setup, results & ciw.virtuoso version ICADVM20.1-64b.500.34
View ArticleMaestro - custom window size for simulation log
Each time I had to resize the window to see end of log file for runtime & cpu load. Is there a way to set custom size?virtuoso version ICADVM20.1-64b.500.34
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