Simvision tcl commands pdf. - or - Click the green "+" button in the toolbar. pdf . 3" are for C library procedures; and files with extension ". When a Specman entity is Dec 22, 2017 · You can use the "waveform hierarchy collapse <id>" command to collapse a group, where <id> is the waveform trace id returned from the "waveform add -groups" command. irun <options> -input myfile. ) Thanks. SimVision can connect to IES, stand-alone Specman, and even Specman running with a 3rd party simulator. Use the Simvision help to learn how to make use of Contents. If you will only want to probe waveforms, then "-access +r" is enough, because the "r" flag turns on read access to the design. In this course, you learn to invoke and use the SimVision Debug Environment to run and debug simulations. If you specify multiple strings in the . The file "doc/Tcl. For an example of how the commands should look, simply create a group in the waveform, collapse it, then save the waveform to a command file using the "Save signals" toolbar button. probe –crate –all –depth all. xrun 명령어 다음에 filename을 SimVision > console submit -using simulator -wait no run; SimVision > console submit -using simulator -wait no {release : adc_emulator_inst: prng_reg} SimVision > console submit -using simulator -wait no run; Can anybody provide me the correct TCL command for doing this? This command also appears at the beginning of the command script. ii. ChooseEdit – Preferencesfrom any SimVision window. v (note that Verilog files have a Nov 4, 2022 · Forgive me, not sure I fulyl understand how to check that. iii Contents About This Manual . ) - or - Right click and invoke "Send to Waveform Window". Use the following files for this tutorial: ex3. hiearchical. The advantage wi Hi, I am using Simulation Analysis Environment SimVision(64) 15. You can send Tcl commands to SimVision from the Xcelium Tcl prompt, much like you tried in your 2nd trial, however the bit you missed is that Xcelium and Simvision have separate Tcl interpreters, so you need to prefix your "waveform" command with a special command to send the command over to Length: 1 day (8 Hours) Become Cadence Certified SimVision™ is licensed through the Xcelium™ software. path. Mar 31, 2015 · ncverilog +gui source_files. . sv file which can be sourced later (File--> source command script) to get ur waveform openend with all the signals present at the time u had saved the . The TCL script uses the commands probe –create –assertions –failure name –waveform probe –create –assertions –transction name –waveform to plot waveforms showing, respectively, failure counts and assertion status as a transaction. sv file. • Solution 2 – Use create_mmap. To see a full list of commands, please refer to the MySQL Cheat Sheet included at the bottom of the article. As a modelsim user I am used to write something like the following lines in my do-file. , SimVision) as mentioned earlier. tcl as an extension to ncsim, to s emi-automate the mmap creation. terminate a command. rtl. xbus0. Press and hold the left mouse button, then drag the signals into any area of the. Using your preferred text editor (e. , rtl. shm> Select the top level design scope in the Design Browser sidebar. Chapter 1: Getting started with tcl. > xrun [filename] -top [lib]. cell [. If you want to source a TCL script to execute simulator commands, such as opening a database and probing signals, you will need to pass that script to the simulator command using the-i switch. probe -create -database waves -all -depth all -tasks. If you were in the middle of your "run 4 ns" and the port changed Aug 7, 2014 · 1. For example, to open a Waveform window and specify a command script for SimVision, invoke ncsim as follows: <nobr>ncsim -gui -simvisargs " -waves" -simvisargs " -input simvision. When the simulation reaches this line, it will stop before executing the line of code. This is an illustration on how the Vivado Design Suite can be augmented with custom commands and procedures. ) The first time, it succeeds, and the sim re-runs as expected. I was using waveform values -at time signal but it was displaying one value In this form the command returns immediately, but it arranges for a Tcl command to be executed ms milliseconds later as an event handler. tcl – This file contains the set of commands to be executed by Cadence’s RTL Compiler. You must put the SimVision option in quotes Yes, use the "-input" argument to xrun to run the TCL code. masters[0]. v Verilog file that implements a simple logic circuit with gate delays Oct 6, 2021 · I haven't followed the link you posted as I'm not mad keen on following arbitrary links people post in forums, but I believe you want the mnemonic map feature in SimVision. SimVision will display graphics with waveforms, so you will need to run Xcelium in your X-windows emulator in order to use the SimVision package. simvisionrc file can only contain SimVision commands which can be found in the SimVision Command Language Reference. shm. stop -object port -execute { assertion -off assertion_name } -continue -silent. How to query if a database has been opened in Simvision with tcl command? Jeff000 over 5 years ago For example, in tcl console, we can run database open nc_waves to open a database, but how if I want to achieve the following in tcl console, 1) check if there's an existing opened database; 2) if yes, close that database; 3) open another database. sv" test_drink</nobr>. A useful tutorial to get started is the following: To use the tool, start up your X-Windows emulator to get an X-terminal window. The SimVision Tcl interpreter is version 8. By now I know the Simvision offers a button to achieve this for one signal. You must put the SimVision option in quotes Jul 13, 2018 · I'd like to write a batch commands to count the edges/high time/low time for some signals by tcl command. > xrun –input script. I have the following probe. Copy both the Verilog as well as the testbench file into the encounter folder. You can't issue a "run" command inside a breakpoint, because breakpoints don't nest. The delayed command is formed by concatenating all the script arguments in the same fashion as the concat command. If you get a message saying that AMS cannot be run because a simulation is already running then exit the cadence tools and in your project directory type the command • Run the following command to turn off SI -awareness. just i/o ports, internal nets, assertions etc. There will be three primary win-dows, the ”Cadence NC Verilog” window that has your code and command Creating FSM Mnemonic maps in SimVision • Problem – Verilog FSMs do not show up as enumerated types in SimVision’s waveform window, so the user has to define their own mnemonic map. tcl file in the vfs_amsflow directory. ABOGADOS › Vehículo responsable se da a la Fuga › Simvision command reference manual Este debate está vacío. xbus_demo_tb0. – innovus #> timeDesign –preCTS – preCTS means “before Clock -Tree-Synthesis”. i. Invoke your simulation with the command: ncverilog +gui +ncaccess+rwc <filename> This will bring up the GUI environment. CADENCE TUTORIAL. Apr 25, 2004 · Howto add "all" the signals of a module into SIMVISION with tcl command? Thanks in advance. simvision <db. The TCL commands could toggle a >signal or increment a counter. n" describe Tcl commands. How to use Tcl command to get expression value from a AMS simulation? greatqs over 11 years ago I'm using IRUN for AMS simulation and I'd like to use Tcl commands (i. How can I see when my tasks are executed? I'm Jan 20, 2021 · MySQL Commands. If one is found, then the process state is restored. 정확한 명칭은 Incisive Enterprise Simulator 이구요. Tcl does not interpret the arguments to the commands except to perform grouping, which allows multiple words in one argument, and substitution, which is used with programming variables and nested command calls. tcl: database -open waves -shm. 2 Feb 24, 2020 · 아래와 같이 simvision을 실행해보겠습니다. Type ‘simvision’ in the command prompt. 5 will appear: I have a requirement where I want to pass arguments to the TCL file used with the irun command for my functional simulation test. • Here’s how Can these things be done in simvision after the simulation is completed 1>Capture classes in the wave database and show them in the waveform window 2>Objects and their members in the wave database 3>Follow class handle “pointers” to other objects 4>Sequence items that hits the driver Basically debug complete class based transaction system The Cadence® XceliumTM Parallel Simulator is the third generation of digital simulation. Release the mouse button to drop the signals into the window. • It will show the following summary: See “Displaying Waveforms with the SimVision Waveform. That runs the simulation in modelsim and as soon as my VHDL-Signal supersignal has the value '1' the block starting with stop; will be executed. The entire simulation waveforms do not appear to be Jul 3, 2019 · Hi I was working in simvision environment and I was developing to script to check whether a signal is toggling after some time. If you don't have access to the source of the task, or cannot modify it, >you could set a breakpoint when the task is called, execute some TCL >commands, then continue the simulation. COMPSCI 152. Memory Viewer Colors To choose the colors used in Memory Viewer windows: 1. It leverages a set of domain-specific apps, including mixed-signal, machine learning-based test compression, and functional safety, that enable design teams to achieve ncverilog +gui source_files. May 10, 2016 · Talking of docs, you can either search and browse the docs online at support. tcl) appropriately. This file sets a breakpoint to be used when SimVision runs Mar 22, 2022 · A tutorial for using this package can be found here: SimVision_Tutorial_2022Mar. At its core is the first production-proven multi-core engine. Simvision command reference manual >> Download / Read Online Simvision command [] Instead of passing the tcl commands as a file of commands that get executed just as if you typed them in, pass the commands in via a source command. Chapter 5: Pathnames and filenames. vcd dumpvars -m testbench -l 0 dumpall dumpflush However, using these commands, it appears that the VCD file does not grow beyond 772 kB. When process-based save/restart is enabled, a new -process option is allowed for the restart Tcl command. tcl file included in my simulation: database -open waves -into waves. svcf If you chose to prompt for database names, you restore the command script as follows: simvision -input The doc subdirectory in this release contains a complete set of reference manual entries for Tcl. The behavior of the Tcl command processor can be summarized in three basic steps: • Argument grouping. Tim Oct 4, 2019 · This is really for when you run in "Interactive" or "debug" mode using SimVision. Select the demo. Searching for Objects in Using SimVision Tcl Commands for information on how to form a regular expression. with the Analysis Command Environment The Analysis Command Environment (ACE) is a Tcl-based extension language that provides near-complete control of Custom WaveView (via the ACE option). 20-s025. Tim Yes, you can use the SimVision "database export" command for this. In general, if the analog stop time is reached (which is usually the duration of the transient analysis) then the simulation stops, even if there's nothing in the digital side that has caused it to 케이던스가 2016년도에 xcelium을 발표하기 전에는 incisive라는 명칭의 시뮬레이터가 있었습니다. The -simvisargs passes command-line switches to the simvision binary, not Tcl commands. May 3, 2004 #2 Y. script. Manikas, SMU, 3/11/2022 4 3 Starting SimVision Tool and Reading in the Verilog files 1. As you enter filter strings, the Design Browser window adds them to a drop-down list, so that you can quickly switch from one filter setting to another. 0 is a comprehensive course that covers the design flow from register-transfer level (RTL) to layout using Cadence® tools. SimVision Debug is a unified graphical debugging environment within the Incisive® Enterprise Simulator. 5 when writing simvision plugins? > No. Once the tool is invoked, a GUI as shown in fig. what are the commands to open the simualator GUI? Thanks, Sandep. This course teaches you how to synthesize, place, route, and verify complex digital integrated circuits. XCELIUM2309; Software Release(s) XCELIUM2309. Here is the steps you can follow to create this button and others involving tcl command sequences: 1. This is not relevant to the current tutorial, but will be used in the tutorial on synthesis. Example: % ncsim -input "@source file. Finally, here's a direct link to the Incisive RAKs. Learning Maps cover all Cadence® technologies and reference courses Dec 21, 2012 · Quick introduction to some of the key debug commands available in IES such as uvm_component, uvm_factory, uvm_message, uvm_objection, uvm_phase and uvm_versi Oct 28, 2021 · Hi Anuran. Modules in this Cadence Training Services learning maps provide a comprehensive visual overview of the learning opportunities for Cadence customers. That is a good way to learn commands. You will learn how to use the Genus™ Synthesis Solution, the Innovus™ Implementation System, and the Tempus™ Timing Signoff Solution. if you are using tcl probe commands, add -memories to the probe command, eg. After launched the simvision, I sent some signals to waveform window from Design Browser window. SOC and IP level Functional Verification - Rapid Adoption Kits (RAK) Download Landing Page. Could you please let me know if there are TCL command in the simvision console. Example: Community Guidelines The Cadence Design Communities support Cadence users and technologists interacting to exchange ideas, news, technical information, and best practices to solve problems and get the most from Cadence technology. v & 2. Feb 9, 2015 · It is not Verilog but you can create a tcl file. just in ur waveform window-->File--> save command script. San Diego State University,. Jan 9, 2020 · As title, How to dump waveform, fsdb in SimVision? (Simulation Analysis Environment SimVision(64) 18. The . Use the different commands of Xcelium simulator, starting with xrun with relevant options, to invoke the simulator, along with the SimVision ™ tool GUI interface, for simulating and debugging any given design in both Single-Core and Multi-Core modes. These commands form the reserved words of the language and cannot be used for other variable naming. The command will be executed at Opening a Waveform Window. First, the Tcl interpreter breaks the command into words and performs substitutions as described below. 파형 database를 생성해주고, probe로 어떤 signal을 저장할지 저장 범위를 지정합니다. Here is a simple example: % cat probes. You can execute the TCL script it creates from the command line, or you can bring up Simvision and use the menu commands "File -> Source Command Script". 1 1. It gives step by step approach to performing a RTL simulation, gate level synthesis/simulation and finally layout design using SOC ENCOUNTER ˇsauto place and route with TSMC 0. For most commands Motivation for STKO to STKO - Opensees Berkeley. In another SimVision window, select the objects that you want to add to the. Before I quit the simvision, how can I save the signals info in waveform window, so I can load this info next time I run the simulation with simvision, instead of drawing these signals one by one from Design Browser window again. SimVision – This is the Cadence tool used to analyze the waveform. xxx Customer Support stop -object port. Learning Maps cover all Cadence Technologies and is there a way to load Tcl Tk 8. ncsim save waveform. Chapter 3: Dictionaries. (See the SimVision command reference manual for details on this command. Virtuoso Digital Implementation . xrun 명령어 하나로 3단계 (compile, elaborate, simulation)를 수행해준다고 말씀드렸습니다. 그렇다면 이제 실제로 xrun 명령어를 어떻게 사용하는지 말씀드리겠습니다. Waveform window. IS bundle이라고도 부르며, 이 bundle 안에는 여러가지 tool이 있습니다. , SimVision). / up_counter. -all -memories -depth all the above command will problem all signals within the some. I can go to Simvision-console and click on Simulation->reinvoke simulator (this triggers an automatic rebuild of the testbench-environment, using the ‘irun’ command. when -label supersignal {supersignal == '1'} {. } run -all. The ACE scripting environment contains hundreds of functions and can control the GUI, the waveform panels, the menu system or the measurement capabilities I expect the problem is that because the "simvision -submit" just passes the request to the simvision process, ncsim carries on executing Tcl commands before simvision even processes the request. 09-s001) Please help. u can save a *. *" A. stop ; puts "blah". sv -input shm. You can of course use xrun without the -gui switch, and later use the "simvision" command to view the waveforms. In any SimVision window, click Waveform, , in the Send To toolbar, or choose. Thanks and Regards. To open a Waveform window: . Finally, there is a Schematic Tracer window available in Simvision. In short though, you could try to add the following Tcl command to your simulation: Once you have that, you can run the TCL script created and documented by one of our genIES (SimVision and Create FSM Mnemonic maps in SimVision). A sample example would be. shm -event -default probe -create test -depth all -tasks -functions -all -database waves run % xrun -input probes. 2 1 Introduction This tutorial introduces you to the Incisive simulator, including the SimVision analysis environment and NCLaunch. do_something. com, or at the Linux command line you can run "cdnshelp" which opens the doc browser, this contains a search tool. Right click and invoke "Select Deep". tcl file: run all dumpfile testbench. Then either: Drag & drop the scope into the waveform area. There is no way for the user to change this. Mostrando 0 respuestas a los debates Autor Entradas 23 octubre, 2022 a las 2:45 pm #10365 Responder HankoInvitado . See the probe, database, and run commands in the NC-Verilog Tcl commands. February 2016 46 Product Version 15. neta) Cadence Xcelium Logic Simulator provides best-in-class core engine performance for SystemVerilog, VHDL, SystemC ® , e, UVM, mixed-signal, low power, and X-propagation. RTL to GDSII 3. Concepts of step-by-step delta cycle debug are explained. Chapter 6: Procedure arguments. At the Unix prompt, type the following command: xmverilog -gui -access +rw ex3. Console window No icon The Console window lets you enter Tcl simulator commands or SimVision commands. Thanks. I've viewed the waveforms in gtkwave, and it appears that the simulation is truncated. tcl database -open waves -into waves. Windows – New – Wavefrom from the menu bar. , vi, emacs), create a file named example. shm -default. Some of these features execute commands in the program’s TCL shell (you can see the commands). Inicio › Foros › CONSULTAS JURÍDICAS. sv " I need to observe the simulations in GUI. In the past I have been able to see the tasks in Simvision as small tick marks, but I can't seem to get them to show up. Now to run your simulation use: irun -access +r testcase. In SimVision, bring up the source code browser and you will see that the line numbers will not be grayed out and you can double-click on the line number that you want to break on. Viewer” in the NC-Verilog Simulator Help for details on these system tasks. Display the current user name and hostname: USER() Create a MySQL user: CREATE USER 'user'@'host'; All Courses Learning Map. Secondly, the first word is used to locate a command procedure to carry out the command, then all of the words of the command are passed To source the command script after startup 1 Invoke SimVision in PPE mode then from EE 577 at University of Southern California. If you want to execute a command after that object change's value, use the -execute option. 3. If there are no errors, two windows will pop up: Console and Design Browser 1. Unified with that engine are the industry’s fastest single-core, randomization, and mixed-signal engines to simulate all use cases, and supported by second-generation simulators. The content of reportCriticalPaths is provided and explained in the section Defining Tcl Procedures. The command will be executed exactly once, at the given time. – innovus #> setDelayCalMode –siAware false • Then, run the following command to analyze setup time. If necessary, expand the Memory Viewer entry on the left side of the window, then chooseColors. If not, first set paths by typing Cadence. Software Used in This Course. which is used as -input arguments of irun executive) to get expression value a certain waveform (i. 2 Creating the Example Verilog File Make sure that you are in your main separate directory (e. In addition to the SimVision features, this tutorial also shows you how to prepare your design for simulation with NCLaunch, a graphical user interface that helps you manage large design projects and configure your Cadence simulation tools. get ymax value for signal: tb. cadence. run. Click on View->Toolbars->Customize. This could be automated with a small TCL >script. IES-L Tutorial with SimVision December 2009 7 Product Version 9. Finally the "c" flag turns on connectivity tracing, to allow the SimVision debug stuff Hi Dylan. Wait for a few seconds and you should have your results. The full path to your demo. Dec 7, 2009 · Just run the simulations in batch mode and use the attach / detach feature of SimVision (“File – Open Simulation”). g. Share. probe some. Is there a tcl command version for this feature? Thanks. I searched through xcellium documentation for tcl commands, specifically in the probe definition, but could not figure out what is missing in the arguments I use. 우선은 simulation이 어떤 과정으로 이루어지는지에 Jul 3, 2014 · The Cadence SimVision tool will help you simulate circuits that have been developed in Verilog. Method and struct / unit extensions now accessible under “Files:” drop down pick list. Fields after the first one are passed to the command as arguments. This command tells the simulator not to break when an assertion fails (the default The following example forces the reset signal high at 300 nanoseconds, using the default radix, and captures the name of the returned force object in a Tcl variable which can be used to later remove the force: The Select Tcl Script File browser appears, as shown in Figure 15. You learn to utilize multiple SimVision tool windows, with specific mixed-signal debugging features. tcl file appears in the Tcl input script field of the Simulator pane. In general we recommend not embedding waveform probing in the SV code, as it's less flexible than using the Tcl interface. 1" are for programs (for example, tclsh. Files with extension ". Aug 30, 2023 · I already gave you probe commands and a link to the docs in another topic thread, please use that to learn about how to name the database files and manage their sizes (hint: there is a Tcl "database" command). If you want to use TCL commands like "force", or you have PLI / VPI code that drives signals, then you need to add the "w" flag. is there a way to load the Tcl Tile package (or other Tcl GUI packages) in simvision? > Yes. I added probe cpc_tools_pkg:: to the tcl and it gave this error: ncsim: *E,PBNODB: Cannot determine database for the given probe command. Create a separate directory in your account (e. no need to write scripts. The tutorial however does not discuss installation and Sep 11, 2015 · Use a breakpoint. Tcl Script File Selection. For more information,pls reference to ncvlog. Aug 6, 2014 · A command is evaluated in two steps. database –open waves –shm –default. If you chooseTcl Command in the Simulator Console, you must specify a simulator command to execute. When this option is present a <snapshot> argument is interpreted as a process-based snapshot and a search is made for the corresponding save directory. Figure 15. hierarchical. tcl" You can get more information under "Providing Interactive Commands from a File" in the "Cadence NC-Verilog Simulator Help" document near the end of Ch 9. Below you will find a list of commonly used MySQL commands and their definitions. To restore the SimVision environment at startup: If you chose to save all database names, you can restore the command script as follows: simvision -input simvision. v ex3_tb_wave. I have a list of signals searched and displayed using the design search window and I cant seem to find a way to export them to a text file. 4. At the X-terminal window, you may create Verilog files and run the Verilog program as directed in the document. Chapter 4: Expressions. tcl 파일은 아래와 같이 되어있습니다. tcl. How about getting SimVision to execute the file copy as well, as part of the same command? For example, a search for "Xcelium probe Tcl" came back with this in the top 5 hits: How to probe class objects, dynamic arrays, multi-dimensional arrays, Strings, and UVM objects and I suspect it's exactly the article you needed. Click OK to close the browser. 1); files with extension ". Sep 12, 2008 · When the sim launches, it runs through the first time successfully. and VerilogA modules) and then will launch SimVision. You will The example script uses a custom command reportCriticalPaths. Waveform window—signal list, value pane, or waveform area. Unlike the UNIX shells, each Tcl command returns a string result, or the empty string if a return value isn’t Dec 8, 2020 · I have compiled and simulated my system verilog file using the command " xrun -64bit -sv . Hi. Department of Electrical . . Tcl commands are built in-to the language with each having its own predefined function. You can then enter a Tcl command to extend the analog stop time. tcl <other_options> -gui. Cadence Training Services learning maps provide a comprehensive visual overview of the learning opportunities for Cadence customers. 2. (Signals of all selected scopes will be added. A clock tree is designed after placement. I have an updated Reset_rerun_tcl button. Aug 17, 2004 · 3,689. view] [options] 위와 같이 사용하면 되는데요. The example used in the tutorial is a design for a drink dispensing machine written in the Verilog and VHDL hardware description languages. That'll write out a TCL script you can use as often as you would like. tcl <tcl_file_arguments> I tried to add arguments to the command line, but the irun interprets the TCL arguments as irun arguments and flags out errors. e. - Doug . In SimVision, hit the run button. probe -create your_top_level -depth all -all -shm -database waves. If you select signals before clicking Waveform, , they are displayed in the signal list on the left side of the Waveform window. You can call these simulator commands from the Tcl commandline interface, or include them in a command file to simulate the design in batch mode. Make sure that the Cadence tools path are set. pdf · Opensees, it creates an input (Tool Command Language, TCL) and output file which can be read with its ABSTRACT This tutorial is aimed at introducing a user to the CADENCE tool. An example of how to code the FSM using localparam is shown below: reg [1:0] curr_state, next_state; localparam EMPTY = 2'b00, INUSE = 2'b01, FULL = 2'b10, ILLEGAL = 2'b11; Allows you to define a macro from the command line (-F | -file | -f) <filename>-f, -file and -F: each specifies an argument file with more command-line arguments +incdir+<directory> Specifies directories to search for files included with ` include compiler directives-pslfile <filename> Hi, I'm a newbie in NC-verilog field. Newline char-acters are used as command separators, just as in the UNIX shells, and semi-colons may be used to separate commands on the same line. Tcl - Commands - As you know, Tcl is a Tool command language, commands are the most vital part of the language. With Tcl, there is a "probe" command which allows you to specify the hierarchy to send to the waveform file, and at the same time you specify the types of design objects that are included, e. tcl to your project directory, set the ‘lib_search_path’ in the script (i. Learning tcl eBook (PDF) Download this eBook for free Chapters. path instance and below, including memories. I also tried other variations all of which gave errors (*E,PBNODB, *E,PNOOBJ, and *E,PRNONE) Tutorial for Cadence SimVision Verilog Simulator T. Users and Privileges. Important note: After downloading rtl. exit. n" gives a quick summary of the Tcl language syntax Jun 11, 2009 · Controlling recording_detail from IES TCL Command The two above examples show different ways to enable the transaction recording: The first one turns on transaction recording for the specific component hierarchy "ovm_test_top. This can be done via the GUI then saved to a Tcl script for reuse, or you can use the raw Tcl commands in SimVision to build the maps programmatically. They provide recommended course flows as well as tool experience and knowledge levels to guide students through a complete learning plan. Variables in all other tasks (not automatic tasks) are saved as expected. It should be Jun 17, 2021 · In Simvision, I see the task listed as a hierarchy member, but the internal variables are not saved. To pass arguments to SimVision, use the -simvisarg command-line option. 13ðmm standard cell library. You can use the standard Tcl "load" and "package require" commands to load your own packages. Nov 27, 2015 · ModelSim Command Reference - TU Delft€¦ · Command return values CR-7 ModelSim Command Reference Command return values All simulator commands are invoked using Tcl. These substitutions are performed in the same way for all commands. No longer necessary to set an enviromental variable since the tcl code below will scan the argv variable to find the tcl script name supplied to IFV. # STEP#1: define the output directory area. Use SimVision for viewing your results. Chapter 2: Control Structures. Chapter 7: Regular Expressions. Here are the contents of my sim. sz pc al dq wu no dz yl xp dr