Ngspice Manual

Ngspice is a MS Windows executable program, which also includes XSPICE code models, exam- ples, and the quick user manual. NGSPICE簡易説明書(Linux版) 芝浦工業大学 電子情報システム学科 渡部英二 1 まえがき NGSPICE は,Next Generation SPICE の略で,回路解析プログラムSPICE の3 番目のバージョンである SPICE3 を基にして,Paolo Nenzi が1999 年頃に開発したものである.. The following command will download the complete sources from the ngspice git repository via anonymous access. Then open rcfilter. DC source is the simplest source available in ngspice. Simulator ngspice. Every new ngspice feature should enter this manual as soon as it has been made available in the Git source code. During its development, PSpice has evolved into an analog mixed signal simulator. Unfortunately, still no. This means you can use the Ngspice simulator directly from your command line for a variety of other uses. Within each new ngspice distribution (starting with ngspice-21) a manual edition is provided reecting the ngspice status at the time of distribution. EDIT: The LTspice manual says the default value is infinite but I suspect it is wrong If I use HRCF << 1 (say hrcf=1m), then the lower quasi-saturation corners match in modified SGP and VBIC. You can run Ngspice as you did before and just upload the simulation output as Numpy arrays. 端末から ngspice と入力すると ngspice が起動し、コマンド入力待ちになります。ここでコマンドを入力していきます。尚、終了するには quit とタイプします。. 2 Many Authors. Simulator gnucap. All files of ngspice that have not declared a specific license are licensed under the new BSD (BSD-3-clause) license since release 27. The most secure digital platform to get legally binding, electronically signed documents in just a few seconds. NGSPICE is a general purpose circuit simulation program for non-linear and linear analyses. cir is the netlist to run. You should be able to invoke the ngspice command without specifying the full path, whether in UNIX, LINUX, or MSDOS. * Ngspice: (ngspice). You may see in the manual if ngspice has some way to get the value and maybe even node names of a component. If its name contains 'Version xxplus', it describes the actual code status, found at the date of issue in the Git Source Code Management (SCM) tool. 25, page 285. ngspice is the open source spice simulator for electric and electronic circuits. Such a circuit may comprise of JFETs, bipolar and MOS transistors, passive elements like R, L, or C, diodes, transmission lines and other devices, all interconnected in a netlist. ECE 469 Lab Manual. Added an example to show how to use the NgSpice Shared Simulation Mode. links: linking COPYING to GPL-2 license file * [4de4e42] ngspice-dev. + shared ngspice option added: ngspice optionally compiles as: a shared object or dynamic link library + use a hash table to massively speed up parsing the netlist + implement a very basic. , or as expressly provided by the license agreement. 5 vgs 0 5 1. A user's manual complete with all copyright notices and licenses is avaiable here: Ngspice version 26 manual (PDF) Here is NGSPICE version 26 compiled for Microsoft Windows. then you can simulate in ngspice. org reaches roughly 40,027 users per day and delivers about 1,200,803 users each month. The domain ngsp. As we know LTspice is free but we schuld buy Pspice too expensive. You may see in the manual if ngspice has some way to get the value and maybe even node names of a component. The manual is intended to provide a complete description of the ngspice functionality, its features, commands,. subckt line of the subcircuit. ngspice has only a limited number of native functions and several of those are broken. The description is far from complete, as SPICE is a powerful circuit simulator with many capabilities. They have often provided detailed information or manuals, which you may find here. The most secure digital platform to get legally binding, electronically signed documents in just a few seconds. At the same time, located at ngspice manuals, the manual is constantly updated. NGSPICE is a general purpose circuit simulation program for non-linear and linear analyses. Thanks to ngspice, EasyEDA has some powerful features for controlling simulations and carrying out calculations on data from them. ps v(1) v(2) You can even save the plots using different colours. PSpice Users Guide. Please note that although using Ngspice for it’s simulation engine, at present (140218) EasyEDA does not support all the possible analysis modes available in Ngspice. Such a circuit may comprise of JFETs, bipolar and MOS transistors, passive elements like R, L, or C, diodes, transmission lines and other devices, all interconnected in a netlist. Install eSim in Windows *Features of eSim *Test run an example using eSim *Running Half wave rectifier circuit using eSim *Half wave rectifier schematic *Simulate the schematic using eSim *Ngspice. Advance users may go on to the users manuals for specific commands and advance features proviced by HSpice. Version 21 This manual is a work in. This extended signal source can be found in the Spice components group. In order to improve the support of BSIM3 model, we develop Matlab BSIM3 model, which is modified from the original BSIM3 model from ngspice package. We'll see what this means in some time. I have a spice file, SPICE. Video series by Ashley Mills, complete with building from source and designing a board (12 parts ~5 hours). Ngspice is a fork of the famous SPICE circuit simulator, while Xyce is a SPICE compatible simulator developed by the Sandia National Laboratories. install dynamically while running the build. The ngspice manual today contains description of all: features ngspice is offering. ngspice- 24 as manual version 24. Ngspice is a fork of the famous SPICE circuit simulator, while Xyce is a SPICE compatible simulator developed by the Sandia National Laboratories. Teachers! Did you use this instructable in your classroom? Add a Teacher Note to share how you incorporated it into your lesson. Cao, Xiaodong Jin, Jeff J. Rename My TV Series 2. 0 which has new and improved interface with SPICE (ngspice, specifically). It may accompany a specific ngspice release, e. At the same time, located at ngspice manuals, the manual is constantly updated. I’ll be keeping a semi-live blog of talks and announcements throughout the day. SPICE file: "nmos_iv_01. A small group of maintainers and the user community contribute to the ngspice project by providing new features, enhancements and bug fixes. The objective of the article is to make reader gets familiarised with basics of NGspice and use it for simple analog circuit simulation. Completed the Spice netlist parser and added examples, we could now use a schematic editor to define the circuit. Ngspice: Recent progresses and future 9/20/13 Page 9 plans • Ngspice can be compiled as a shared library (or a DLL). I am trying to compile ngspice with emscripten under Ubuntu. The basic SW switch in ngspice is discontinuous but there is also an XSPICE version in ngspice that can be configured in a variety of continous ways (used in our logic device models). Notice: The first line in the. The recommended way to compile Ngspice is given in the manual and in the INSTALLATION file. 0 MOSFET Model - User's Manual Xuemei (Jane) Xi, Mohan Dunga, Jin He, Weidong Liu, Kanyu M. gain≈1 for low frequencies (LF), with corresponding low LF output impedance. I'll be moving a bit fast from now on because there is a lot to cover. The email log from 2000AD can be found here. Teachers! Did you use this instructable in your classroom? Add a Teacher Note to share how you incorporated it into your lesson. exe file will be located in the spice/bin folder. 91 and it is a. The subcircuit is described below that line as usual and the definition ends with the. ngspice-24 as manual version 24. To support debuggers, the code provides an option to use named pipes to be able to independently start the code from the ngspice simulation process. exe file will be located in the spice/bin folder. OPTION ITL1=200". 0 includes a tool to make a schematic into a Spice subcircuit. ECE 469 Lab Manual. 4) Debian package management system or install-info Manage installed documentation in info format. be reproduced, transmitted, or translated, in any form or by any means, electronic, mechanical, manual, optical, or otherwise, without prior written permission of Synopsys, Inc. ngnutmeg is a post processor for ngspice - it takes the raw output file created by ngspice -r and plots the data on a graphics terminal or a workstation display. You can then start making changes and commit these to your local repository immediately. We’ve included a handy Ngspice managed library which contains a set of parts that are simulation ready. Fri Nov 20 Refer to the Ngspice Users Manual for more information. \$\endgroup\$ - jpc Aug 28 '11 at 23:00. The following software must be installed in your system to compile ngspice: bison, flex, and X11 headers and libs. Re: (Ngspice-users) Using models in a LTSpice library with ngspice See section 3. Its interface provides access to all simulation parameters, input and output data. However, these are not provided in a symbol so they will have to be typed on the simulator's command line eg. Simulator ngspice. We've included a handy Ngspice managed library which contains a set of parts that are simulation ready. Install eSim in Windows *Features of eSim *Test run an example using eSim *Running Half wave rectifier circuit using eSim *Half wave rectifier schematic *Simulate the schematic using eSim *Ngspice. ngspice Manual Inverter Design & Simulation. The ground symbol for ngspice needs to have a net of “0” but KiCad uses “GND”. doc是对NgSpice的使用初探,希望能帮到大家! 立即下载. Within each new ngspice distribution (starting with ngspice-21) a manual edition is provided reecting the ngspice status at the time of distribution. ngspice is the open source spice simulator for electric and electronic circuits. Mixed-level/Mixed-signal circuit simulator based on Spice3f5, Ciber1b1, and Xspice. 10 64-bit on a hyper-v VM from a Windows 8 host. Attached is a test circuit, just to learn how to create a model and generate a proper netlist for use with ngspice. I am using gschem for schematic capture, and gnetlist to generate the netlist. Download and install Matlab⃝R version 2017b from https://umaine. Such a circuit may comprise of JFETs, bipolar and MOS transistors, passive elements like R, L, or C, diodes, transmission lines and other devices, all interconnected in a netlist. • An external application can control the simulation and exchange data with it. arachni - Web Application Security Scanner Framework #opensource. If its name contains "Version xxplus", it describes the actual code status, found at the date of issue in the Git Source Code Management (SCM) tool. Open the PDF directly: View PDF. Tech projects? We shall help you to explore using the eSim tool for your project. gz Verilog A files for bipolar and MOS, modified for ngspice ngspice-30-manual. Source: ngspice Source-Version: 28-1 We believe that the bug you reported is fixed in the latest version of ngspice, which is due to be installed in the Debian FTP archive. If you think you can help, join the development team. 2960 READS 12 2 AUTHORS, INCLUDING: Piero Belforte HOME 264 PUBLICATIONS 25 CITATIONS SEE PROFILE Available from: Piero Belforte Retrieved on: 22 December 2015 2. so) readily to be integrated into a calling program. A full list of build flags can be found in the NGSPICE Manual on page 577. For details of circuit descriptions and the process of simulating a circuit, see the SPICE3 User's Manual. These effects can be modelled in. Simulator gnucap. The recommended way to compile Ngspice is given in the manual and in the INSTALLATION file. A free version is available at iTunes. 25/04/2012. Refer to the Ngspice Users Manual for more information. But ngspice says: Undefined number [temp] I read the ngspice manual, and it does recognise the "TEMP" keyword, but I don't know why this is not working. LT SPICE - is a free SPICE simulator with schematic capture from 2 MOS2, Vladimirescu and Liu,. The manual is intended to provide a complete description of the ngspice functionality, its features, commands,. The objective of the article is to make reader gets familiarised with basics of NGspice and use it for simple analog circuit simulation. doc是对NgSpice的使用初探,希望能帮到大家! 立即下载. ngspice修复了很多bug和做了很多改进,使得ngspice. Here you may download the actual version as a pdf file, including all modifications made available. I'll be moving a bit fast from now on because there is a lot to cover. chapter 20. November 8 1993 Abstract The non-ideal inductor exhibits both resonance and non-linear current characteristics. NGSpice executes in either interactive mode or batch mode, where interactive is the default. I started off trying to use the latest version of Kicad 5. Rename My TV Series 2. Keyword Research: People who searched ngspice manual also searched. ps v(1) v(2) You can even save the plots using different colours. Please enable it to continue. These effects can be modelled in. It's not possible to add it as reference since its unmanaged dll, so the only way is to call its functions using platform invoke. Internally ngspice translates the PSPICE syntax to ngspice before simulating. Thanks to ngspice, EasyEDA has some powerful features for controlling simulations and carrying out calculations on data from them. PSpice Users Guide. Packaging Notes. ltspice options for high precision simulation/data export. The example project we’ll be working with is an RC filter schematic. * Ngspice: (ngspice). org has ranked N/A in N/A and 1,501,003 on the world. We’ve included a handy Ngspice managed library which contains a set of parts that are simulation ready. ngspice is the open source spice simulator for electric and electronic circuits. LTspice Tutorials. Attached a picture with ngspice version 30 in action. The CppSim approach to documentation is to provide a rich set of examples which users can build on top of to create their own systems. The section of the electric manual on using SPICE is: See Sections 17. ps v(1) v(2) You can even save the plots using different colours. dep: dpkg (>= 1. The subcircuit is described below that line as usual and the definition ends with the. Niknejad, Chenming Hu Project Director: Professor Chenming Hu Professor Ali Niknejad Department of Electrical Engineering and Computer Sciences University of California, Berkeley, CA 94720. Other things to try include changing some of the simulation parameters, in a netlist they would appear as a. A user's manual complete with all copyright notices and licenses is avaiable here: Ngspice version 26 manual (PDF) Here is NGSPICE version 26 compiled for Microsoft Windows. NGSPICE User Manual Describes ngspice-rework-17 Draft Version 0. If something is not clear, feel free to post a comment. Ngspice-28 reads PSPICE device libs. You will find these macros at the menu item Simulation of the SchematicEditor. 0e15 uo=550. org has ranked N/A in N/A and 1,501,003 on the world. This means you can use the Ngspice simulator directly from your command line for a variety of other uses. We’ll see what this means in some time. Let’s open this now. Simulator ngspice. jeweils um 10er Potenzen von fstart nach fstop durchführen möchten nd ist die Anzahl der Messpunkte pro Dekade. It may accompany a specific ngspice release, e. 25/04/2012. example ngspice file ; lumpatend. This man page is just a small overview. You may see in the manual if ngspice has some way to get the value and maybe even node names of a component. NG-Spice and GnuCAP. dep: dpkg (>= 1. Product Photos, DC1613A. Circuits may contain resistors, capacitors, inductors, mutual inductors, independent voltage and current sources, four types of dependent sources, lossless and lossy transmission lines (two separate implementations), switches, uniform distributed RC lines, and. I’m assuming that you’ve read through the previous two tutorials and that you are now comfortable with using gschem. The sim I just posted makes the switch state a function of time because the controlling voltage V(pulse) is a function of time. The manuals provided here guide the user through several of the examples included within the package, which include phase-locked loop circuits and a simple wireless transceiver performing phase modulation. Modeling Non-Ideal Inductors in SPICE Martin O’Hara Technical Manager, Newport Components, U. Fri Nov 20 Refer to the Ngspice Users Manual for more information. Ngspice is a fork of the famous SPICE circuit simulator, while Xyce is a SPICE compatible simulator developed by the Sandia National Laboratories. Design Resources, DC1613A. 打算以后用cocos2d-x游戏引擎来作视图显示。下边是ngspice的基本版使用xcode编译之后的二进制文件运行的mac ngspice27-manual. In order to improve the support of BSIM3 model, we develop Matlab BSIM3 model, which is modified from the original BSIM3 model from ngspice package. At this point in time, there is no direct interaction between NGspice and the CppSim simulator, but there are various conveniences provided for NGspice such as schematic entry using the. --Kind regards,. ngspice -o test. Once the file has been extracted, the ngspice. Ngspice download via browser or snapshot code under development ngspice tree view of master branch: Ngspice simulator, they provide spice4qucs users with a power full diagnostic and analysis tools for investigating basic circuit operation. Many of these have been created to be compatible with LTspice functions but not all are and not all functions that are available in LTspice are available in ngspice. Rename My TV Series 2. , this manual has been compiled and published which covered Also you can use UART interface without cutting any connection, Seeeduino Mega (Arduino Mega) or PN532 Datasheet PDF User Manual. pdf" Use and abuse of voltage sources in ngspice 01. A user's manual complete with all copyright notices and licenses is avaiable here: Ngspice version 26 manual (PDF) Here is NGSPICE version 26 compiled for Microsoft Windows. ngspice-24 as manual version 24. I am using gschem for schematic capture, and gnetlist to generate the netlist. SPICE file: "nmos_iv_01. Welcome back for the 5th tutorial on SPICE in Fedora Electronic Lab. At the same time, located at ngspice manuals, the manual is constantly updated. Look for the rcfilter project folder within the Projects » ngspice directory in your Autodesk EAGLE Control Panel. Ngspice is based on three free-software packages: Spice3f5, Xspice and Cider1b1: SPICE is the origin of all electronic circuit simulators, its successors are widely used in the electronics community. Such a circuit may comprise of JFETs, bipolar and MOS transistors, passive elements like R, L, or C, diodes, transmission lines and other devices, all interconnected in a netlist. The primary documentation of ngspice is in the ngspice] User's Manual, which is available as a pdf file. 2 How to Install Ngspice Ngspice is a free downloadable program that runs on Windows, Linux, and Mac. How to use this Manual The manual is a "work in progress. Note that the raw output file is. Multisim vs LTSpice vs other, what do you use and why? I'm a student that needs an inexpensive simulator. Modeling Non-Ideal Inductors in SPICE Martin O’Hara Technical Manager, Newport Components, U. links: linking COPYING to GPL-2 license file * [4de4e42] ngspice-dev. This manual. Step by Step Procedure. A subcircuit definition contains Spice circuit elements, has a name and specifies the circuit nodes that connect it to the main circuit. Download ngspice_27-1_i386. The manual is intended to provide a complete description of the ngspice functionality, its features, commands,. cir, that I am able to run on a Linux machine from the command line using the command ngspice< SPICE. PSpice Users Guide. ngspice is the open source spice simulator for electric and electronic circuits. exe file will be located in the spice/bin folder. arachni - Web Application Security Scanner Framework #opensource. Other things to try include changing some of the simulation parameters, in a netlist they would appear as a. Fri Nov 20 Refer to the Ngspice Users Manual for more information. I know for sure that there dummy vectors with model parameters. Completed the Spice netlist parser and added examples, we could now use a schematic editor to define the circuit. Thanks to ngspice, EasyEDA has some powerful features for controlling simulations and carrying out calculations on data from them. Here, "TEMP" is where I want to use the system temperature. The primary documentation of ngspice is in the NGSPICE User's Manual, which is available as a pdf file. They have often provided detailed information or manuals, which you may find here. A Ngspice manual is available as a pdf file. SPICY is fast, intuitive, and allows you to literally draw circuits with your fingers. txt where ngspice executes SPICE. • Provide a user interface or IDE to ngspice without modifying simulator’s code. For more information, please refer to the SPICE user's manual or books listed at the end of the document. Hi Ed! Sorry for the late reply, and thanks for your help. Ngspice Documentation. SPICE is a general-purpose circuit simulation program for nonlinear dc, nonlinear transient, and linear ac analyses. i see the issue as you described, attached is the format ngspice expects, from the ngspice manual, there are no parenthesis. In order to keep things: ngspice. • Provide a user interface or IDE to ngspice without modifying simulator's code. dc vds 0 10. 3 Wave Analyzer User's Guide 9. It's not possible to add it as reference since its unmanaged dll, so the only way is to call its functions using platform invoke. Many of these have been created to be compatible with LTspice functions but not all are and not all functions that are available in LTspice are available in ngspice. net Circuit: * Spice netlister for gnetlist ngspice 7 -> Since we have dened a frequency of 1 kHz for the input voltage, the time period is 1 ms. 5 vgs 0 5 1. NGSPICE is a general purpose circuit simulation program for non-linear and linear analyses. The description is far from complete, as SPICE is a powerful circuit simulator with many capabilities. gz ngspice source code, complete, compilable with LINUX, MS Windows, macOS, others ng_adms_va. + shared ngspice option added: ngspice optionally compiles as: a shared object or dynamic link library + use a hash table to massively speed up parsing the netlist + implement a very basic. This means you can use the Ngspice simulator directly from your command line for a variety of other uses. How should I go for it? Could someone help me in providing materials/links for the same. If you think you can help, join the development team. Once the file has been extracted, the ngspice. Note that the spice pin order of the subcircuit call is in exactly the same order as that of the pins in the. Simulator gnucap. This page is a draft only It is still under construction and content may change. You can code in your circuit schematic and SPICE will compute a number of variables, such as DC node voltages, transfer curves, frequency response curves,. See the SPICE User's Manual[3] or the on-line help files of the various SPICE versions for details of these other elements. Although the physical pin numbering of any device is critical for successfully mapping the pins on a schematic symbol onto a physical package footprint when laying out the PCB, because spice only knows about single devices and does not care about how they. Provided by Alexa ranking, ngsp. ngspice-24 as manual version 24. options node nopage vds 3 0 vgs 2 0 m1 1 2 0 0 mod1 l=1u w=40u ad=10p as=10p * vids measures id , we could have used vds, but id would be negative vids 3 1. If you think you can help, join the development team. This manual has comprehensive reference material for all of the PSpice circuit analysis applications, which include: PSpice A/D PSpice A/D Basics PSpice. The SPICE Module provides the capability to capture the PSIM circuit schematic, convert it into SPICE netlist, and run SPICE simulation. dc vds 0 10. example - 3 years ago. Browse the free library of BJTs, JFETs, MOSFETs, IGBTs, SCRs, discretes, operational amplifiers, optocouplers, regulators, and PWM controllers from various IC vendors. Last edited: Sep 3, 2012. ngspice (next generation SPICE) ngspice15 for windows のダウンロード ngspice の位置付けに関する,デザインウエーブ誌の記述(抜粋)----- 金沢大学工学部情報システム工学科 北川先生; 数理設計研究所 ←SPICE デバイスモデル; SPICE3 User's Manual (University of EXETER). For more information, please refer to the SPICE user's manual or books listed at the end of the document. Grounding Safety Trinity technologies cellular grounding ground reports. Right to Copy Documentation. ECE 214 - Electrical Networks Laboratory Circuit Simulation with NGspice Department of Electrical and Computer Engineering University of Maine. Read the NGSPICE manual for that, and much more!. The objective of the article is to make reader gets familiarised with basics of NGspice and use it for simple analog circuit simulation. cir 此命令将运行ngspice程序的命令行交互模式,并导入SPICE 网表ex2. The MixedSim Open-Source lib just needs to be. The ngspice manual section on using gnuplot for output is very terse, just a few sentences at 17. In order to improve the support of BSIM3 model, we develop Matlab BSIM3 model, which is modified from the original BSIM3 model from ngspice package. By default, the switch is closed when the input voltage is >0V, and is off if the input control voltage is <=0V. Note that for transient simulations, at present (140218):. Pretty simple. We do this so that more people are able to harness the power of computing and digital technologies for work, to solve problems that matter to them, and to express themselves creatively. A user's manual complete with all copyright notices and licenses is avaiable here: Ngspice version 26 manual (PDF) Here is NGSPICE version 26 compiled for Microsoft Windows. Ngspice download via browser or snapshot code under development ngspice tree view of master branch: Ngspice simulator, they provide spice4qucs users with a power full diagnostic and analysis tools for investigating basic circuit operation. ABSTRACT In this paper we present a new algorithm, based on Kirchhoff's Current Law (KCL) verification, for assessing convergence in circuit-level simulation and its implementation in the NGSPICE open source circuit simulator. It is however not a tutorial of ngspice: usage, but there are now. share | improve this answer edited Feb 10 '16 at 8:05. • An external application can control the simulation and exchange data with it. cir and returns the. org reaches roughly 2,080 users per day and delivers about 62,397 users each month. At the same time, located at ngspice manuals, the manual is constantly updated. How to get Yes, according to Ngspice manual, you have to read the user guide and reference manual to learn what are the actual differences!. It provides a simulation engine, a command-line driven front-end, and the capability to plot simulation results graphically under the X Windows System. ngspice is the open source spice simulator for electric and electronic circuits. However, please note that not all the predefined Qucs components are available for simulation with Ngspice, Xyce or. Ngspice download via browser or snapshot code under development ngspice tree view of master branch: Ngspice simulator, they provide spice4qucs users with a power full diagnostic and analysis tools for investigating basic circuit operation. Refer to the Ngspice Users Manual for more information. I am using gschem for schematic capture, and gnetlist to generate the netlist. Looking at Ngspice's upstream source code shows that only the Ngspice's User Manual (and documentation) falls under the "SPICEDOC" license. This is based on the long lived SPICE3f simulator and has compatible file formats. The seventh RISC-V workshop is concluding today at Western Digital in Milpitas. Notice: HSpice is case insensitive. User FAQ ¶ 6. General-purpose circuit simulation program for nonlinear dc, nonlinear transient, and linear ac analyses END-INFO-DIR-ENTRY NGSPICE User Manual Describes ngspice-rework-20 Draft Version 0. Welcome to the AIM-Spice web site. In fact you can specify this setting in the export netlist dialog. There is no need for manual adaptation by users. UNIVERSITY OF CALIFORNIA AT BERKELEY College of Engineering Department of Electrical Engineering and Computer Sciences EE105 Lab Experiments HSPICE Tutorial. I know for sure that there dummy vectors with model parameters. Model Library. The LayoutEditor does not include a simulation tool. Ngspice User Manual V27 Ngspice User Manual V27. I still have to learn these and will post tutorials as soon as I do. Ou, Mansun Chan, Ali M. sp) to indicate that it is a spice file. gz Verilog A files for bipolar and MOS, modified for ngspice ngspice-30-manual. 25/04/2012. Matlab BSIM3 model is able to construct general state equations and has interface between Matlab. cir file—a legacy from PSpice's past. so , it can do what a spice simulator can do. ngspice- 24 as manual version 24. ngspice -o test. ps v(1) v(2) You can even save the plots using different colours.