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Weird signal at output of 4x1 mux
Hi,I designed a 4x1 mux using 2x1 mux. This 2x1 mux was designed using nand gates as shown in the figure. I am unable to obtain required signal at the output of 4x1 mux. can somebody please tell me the...
View ArticleError while parsing Timer report file in Timing Report Validation Flow of...
I am getting errors while trying to read timing report in Timing Report Validation Flow of Conformal Constraints designer, generated by Genus synthesizer. Can anybody help me out with this...
View Articlewarning: global net connections have not been applied to the instance!
Hi guys,I used Innovus15 to do post route for my DSM, but when I export .v netlist after all procedures finished, I got these warnings:<CMD> saveNetlist -includePowerGround...
View ArticleBluetooth 5.0 Transmitters
I'm curious if anyone has a 5.0 Bluetooth transmitter that they've paired with the Nox to determine if it's an APTX LL transmitter or not. I have three Taotronics TT-Ba07, 08, and 09 versions, however,...
View ArticleVoltus extraction error
Hi All,i have tried rail analysis on top level and while doing extraction is shows below error and flow is stoped** ERROR: (VOLTUS_EXTR-1013): Unexpected condition has occurred. Terminating the program...
View Articleflowkit flowtool dist.py other grid useage namely SGE
Hi, just wondered if others have moved over to using flowkit flowtool for script use.Am going to try to use it for Tempus DMMMC.Has anyone got an example of the dist.py for SGE (or other grid engine...
View ArticleDiode inquiry
Pondering a build from the parts drawer. The enclosed found circuit utilizes a pair of 1N914 diodes. I have a pair of BYY31's. I've compared data sheets, but diodes are still a bit of a mystery to me....
View Articlehow can i get the same result of timing analysis from EDI and Tempus?
i did P&R by EDI tool and cleared all timing violations in the timing reports but when i did sta by tempus, there's lots of hold violations by negative slacks is this diffrence come from just by...
View Article[INNOVUS] Automatic Placement with Hierarchal "Top Down" design?
Hi,Anyone know how to automatically place the module blocks for hierchal design?I've tried to use the "proto_design" command but I get an error (IMPFM - 760) stating that "The design has no flexmodel,...
View Article[INNOVUS] Performing top level implementation for hierarchal/block IC design...
I'm currently trying to perform the "bottom up" block design (hierarchal) approach in Innovus.It is very challenging to understand how to implement the top-level module.The User guide states the...
View ArticleCreating a LEF using Innovus
Hi,Is there a link to cheatsheet or handy commands for the following purpose:- If I know my pin IO and the layers they need to be in, is there a way to create a LEF using innovus? I feel a tcl based...
View ArticleLiberate "define_leafcell" for a four terminal HBT
Hello All,For context, I am trying to realize an ECL standard cell library via Liberate. In order to do this, I must define the HBT as a leafcell. An HBT is a subset of BJTs and as such would be...
View Article[INNOVUS] Pin assignment with hard macros
I am using innovus and I'm having problems with routing to the pins on my hardmacro.Basically, since the pins are fixed, I can't re-do pin assignment to locate the pins in positions that are...
View ArticleNetlist Power Analysis Flow with RTL Stimulus
Hi all,I am exploring Joules for the power analysis of a netlist synthesized with Genus. Eventually I want to plot the power activity of a stimulus along with the frames. The .vcd is parsed with the...
View ArticleNetlist Power Analysis Flow with RTL Stimulus
Hi all,I am exploring Joules for the power analysis of a netlist synthesized with Genus. Eventually I want to plot the power activity of a stimulus along with the frames. The .vcd is parsed with the...
View ArticleMMMC cdB library in Voltus or Tempus 21.10
Hi,I am using Innovus/Voltus/Tempus 21.10 but experiences a fatal error when loading the design finished by Innovus in Voltus or Tempus: (read_db -oa_lib_cell_view ; actually the first command in the...
View Article[Innovus] create_generated_clock giving strange error TA-152
Hello,I'm using Innovus (v21.11-s130_1) to do PnR for a simple instance of a clock divider synthesized by genus shown below:module GENERATE_CTRL_CLOCKS #(parameter CLK_DIV_FACTOR = 5)...
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[Innovus] report the fanout of ICG
I am looking for one way to report the ICG fanout status, below pic is the example of the ICG connectionI could get the fanout count of ICG a :> sizeof_collection [all_fanout -from a...
View Articleset_db cts_clustering_source_group_max_cloned_fraction 0.2
Where could I get more introduction about the command "set_db cts_clustering_source_group_max_cloned_fraction 0.2" ?Any thread will be appreciate Thanks
View Articleset dont use
Hi expertsIs there a way to set dont use for special path_groups? Thanks Hammer
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