Re: [IBIS-Users] AW: [IBIS] How do I upgrade the IBIS version ?

From: Abdulrahman Rafiq <arafiq786_at_.....>
Date: Thu Jan 31 2008 - 22:51:15 PST
Chetana,

Could you please elaborate a little - what exactly are you trying to do?

Cheers,


Abdulrahman Rafiq
Cisco Systems
(805) 708-1976 (c)
arafiq@cisco.com

On Jan 31, 2008 10:47 AM, Lynne D. Green <lgreen22@mindspring.com> wrote:

>  Not sure if this has come up in this thread, but Rising and Falling table
> interpretation CHANGED.  While IBIS is generally back-compatible (except for
> 1.1), this change was made to clarify an original intent.
>
> In 3.2, the Rising and Falling tables could start with different reference
> times.  Example: Rising tables at 0nsec and Falling at 50nsec.
>
> In 4.x, both Rising and Falling tables have the SAME reference time
> (normally 0nsec).  This means that in the example, Rising transitions would
> start immediately with the trigger, while Falling transitions would have a
> 50nsec delay before the output transition could begin.
>
> Best regards,
> Lynne
>
>
> "IBIS training when you need it, where you need it."
>
> Dr. Lynne Green
> Green Streak Programs
> http://www.greenstreakprograms.com
> 425-788-0412
> lgreen22@mindspring.com
>
>  ------------------------------
> *From:* owner-ibis-users@eda.org [mailto:owner-ibis-users@eda.org] *On
> Behalf Of *Lenski, Eckhard (NSN - DE/Munich)
> *Sent:* Thursday, January 31, 2008 4:40 AM
> *To:* ext Chetana Raghuwanshi; Shrikant G Kadadevar
> *Cc:* ibis@eda.org; ibis-users@eda.org
> *Subject:* [IBIS-Users] AW: [IBIS] How do I upgrade the IBIS version ?
>
>  Hello Chetana,
>
> what might help you, is a presentation from Bob Ross
>
>
> http://www.vhdl.org/pub/ibis/summits/sep07b/ross_4_2_tree.txt
>
>
> where you can see all ibis keywords/parameters  and an information ,with
> which ibis version they appeared
>
>
>
> Anyhow, you have to be aware of  that just refering to an ibis version
> might not help you, because some ibis parameters are optional.
>
> E.G. models with rising falling waveforms
>
> this keyword appeared with ibis version 2.1  but is optional
>
>
> models with over-under-shoot
>
>  the corresponding keyword  [Model Spec] appeared  with ibis version 3.2,
> but is not required.
>
>
> So I think, you might asked your customer directly, which
> parameters/keywords he needs for his ibis model
>
>
> regards
> Eckhard
>
>
> Mit freundlichen Grüßen / Best regards / Cordiali saluti / ystävällisin
> terveisin
> Eckhard Lenski
>
> Nokia Siemens Networks GmbH & Co. KG
>
> COO RA RD BTS HW GERAN BTS&NB&CP Dev SDE
>
> CAE libraries and models
> Balanstr. 59
> 81541 München
> Germany
> phone : +49 89 636 79002
> fax : +49 89 636 78895
> email: eckhard.lenski@nsn.com
>
> Nokia Siemens Networks GmbH & Co. KG
>
> Sitz der Gesellschaft: München / Registered office: Munich
>
> Registergericht: München / Commercial registry: Munich, HRA 88537
>
> WEEE-Reg.-Nr.: DE 52984304
>
> Persönlich haftende Gesellschafterin / General Partner: Nokia Siemens
> Networks Management GmbH
>
> Geschäftsleitung / Board of Directors: Lydia Sommer, Olaf Horsthemke
>
> Vorsitzender des Aufsichtsrats / Chairman of supervisory board: Lauri
> Kivinen
>
> Sitz der Gesellschaft: München / Registered office: Munich
>
> Registergericht: München / Commercial registry: Munich, HRB 163416
>
>
>  ------------------------------
> *Von:* owner-ibis@eda.org [mailto:owner-ibis@eda.org] *Im Auftrag von *ext
> Chetana Raghuwanshi
> *Gesendet:* Donnerstag, 31. Januar 2008 13:09
> *An:* Shrikant G Kadadevar
> *Cc:* ibis@eda.org; ibis-users@eda.org
> *Betreff:* Re: [IBIS] How do I upgrade the IBIS version ?
>
>  Hi,
>
> I am not aware if installing  S2IBIS3 will enable me to generate the 3.2version IBIS models. Is that so ?
>
> Currently we use a script to generate IBIS models which are compliant with
> 2.0 format.
>
> There is a request from one of the customers that they want 3.2 format
> IBIS models.
>
> I would like to know how do I upgrade to 3.2 version ?
>
> Is there a document which would help me do it ?
>
> Best Regards
>
> Chetana
>
> ++++++++++++++++++++++++++++++++++++++++++++
> Chetana Raghuwanshi
> CTO / Process & Library Technology
> NXP Semiconductors India
> NXP Block C, 4th Floor
> MFAR Manyata Tech Park
> Nagavara, Bangalore-560045
> Tel : +91 80 4024 7072
> ++++++++++++++++++++++++++++++++++++++++++++
> [image: Inactive hide details for "Shrikant G Kadadevar"
> <Shrikant.G.Kadadevar@nsc.com>]"Shrikant G Kadadevar" <
> Shrikant.G.Kadadevar@nsc.com>
>
>
>
>    *"Shrikant G Kadadevar" <Shrikant.G.Kadadevar@nsc.com>*
>
>    2008-01-31 05:11 PM
>
>
> To
>
> "Chetana Raghuwanshi" <chetana.raghuwanshi@nxp.com>
> cc
>
> ibis-users@server.eda.org, ibis@server.eda.org
> Subject
>
> Re: [IBIS] How do I upgrade the IBIS version ?
> Hi,
>
> If you are asking on to how to install the S2IBIS3 too then plz refer
> the below
>
> 1. Download the S2IBIS3 source code from the link below.
>    http://www.ece.ncsu.edu/erl/ibis/s2ibis3/s2ibis3.htm
> 2. Make sure JAVA is installed in the Linux/Unix system. Please check
> the specific version below.
> 3. Follow the procedure given below to setup the tool.
>   Make sure u simulate all the files in order.
> 4. First compiling use JAVAC file.java
> 5. Also attached is the read me file for further help.
>
>
> *-----------------------------------------------------------------------------------------------------------------------------------------*
> *Requirements: *   To run s2ibis3, Java2, version 1.4.0 must be installed.
>        A minimum of Java 2 Runtime Environment(JRE), version 1.4.x.
>        must be installed to be able to run s2ibis3. Users could also
>        install Java 2 Standard Development Kit (SDK) version 1.4.x.
>        This is preferred over the JRE as the user could modify a java
>        file and recompile the code. Java JRE or SDK could be downloaded
>        free from http://java.sun.com
>        s2ibis3 assumes that the spice engines are set in the path
>        variables and ready for use.
>
>        This version has been tested on HSpice ver 2001.2
>
> *Compiling the Code :* If the code has to be compiled, it must be
> compiled in the
>             following order -s2iHeader.java, s2iutil.java,
>             s2ispice.java, s2ianalyz.java, s2iParser.java and
>             s2ibis3.java. If this order is not followed, compilation
>             error could be experienced.
>
> *Running S2ibis3 *   : sun/linux/unix
>            -To run s2ibis3, type the following on the command line:
>            % s2ibis3.csh -s2ibis3 buffer.s2i
>            where buffer.s2i is the s2i command file as discussed in
>            the s2ibis3.txt
>            -If there is a 'permission denied' error when running the
>            .csh file, change permissions by doing
>            % chmod 744 s2ibis3.csh
>            -If it is desired, s2ibis3 could be run from a different
>            directory from the installation directory by using the
>            '-root' switch with s2ibis3.csh as this example suggest:
>            % s2ibis3 -root ../../s2i_install_dir -s2ibis3 buffer.s2i
>
> *------------------------------------------------------------------------------------------------------------------------------------------------*
>
> Regards,
> Shrikant GK
> NSC, Bangalore.
>
>
> Chetana Raghuwanshi wrote:
> >
> > Hello All,
> >
> > I am using 2.0 version of IBIS, for generating IBIS models of IO cells.
> >
> > I need to upgrade the IBIS version to 3.2.
> >
> > Could you please tell me what do I need to do and how can I do it ?
> >
> > Best Regards
> > Chetana
> >
> >
> > ++++++++++++++++++++++++++++++++++++++++++++
> > Chetana Raghuwanshi
> > CTO / Process & Library Technology
> > NXP Semiconductors India
> > NXP Block C, 4th Floor
> > MFAR Manyata Tech Park
> > Nagavara, Bangalore-560045
> > Tel : +91 80 4024 7072
> > ++++++++++++++++++++++++++++++++++++++++++++
> > --
> > This message has been scanned for viruses and
> > dangerous content by *MailScanner* <http://www.mailscanner.info/>, and
> is
> > believed to be clean.
> >
> This README file describes the v1.1 distribution of s2ibis3.
>
>
> This directory contains the s2ibis3 Java application.
>
> This utilitiy has been tested for Sun Solaris (5.7), Linux 2.4.18 and
> Windows XP.
>
> To install S2IBIS3, simply unpack the zip file. This distribution
> contains:
>
> README this file.
> s2ibis3.csh Run this file to execute s2ibis3 for linux or unix
> s2ibis3.bat Run this file to execute s2ibis3 for Windows
> s2ibis3.txt An explanation of the command structure for the s2i file and
> the
> key features and differences of s2ibis3 as compared with s2ibis2.
> curves.txt An explaination of how the various curves are obtained in
> s2ibis3.
>
> modification_v1.1.txt An explanation of the changes made to s2ibis3 in the
> latest revision (v1.1).
>
> java directory with java source code and class files.
> The source code can be modified and recompiled using
> Java sdk 1.4.0.
> The source code consists of
> 1)s2iHeader.java
> 2)s2iutil.java
> 3)s2ispice.java
> 4)s2ianalyz.java
> 5)s2iParser.java
> 6)s2ibis3.java
>
> example         example directory with 4 sub-dirs ex1, ex2, ex3 and ex4.
>
> ex1 Directory with a sample buffer.s2i file along with a buffer.ibs
> file. it also has the buffer.sp, spectre.mod and hspice.mod files
> to be able to run the example properly.
>
> ex2 Repeat of ex1 run with Hspice with a slightly better model.
>
> ex3 Directory with similar files as above and an extra netlist file
> that has the netlist of the parallel_mosfet. This is needed for
> demonstrating the working of the [Series MOSFET] keyword.
>
> ex4 Directory with tri-state drivers show how multiple Vdd's can be
> used using the [Pin Map] keyword. This example uses HSpice.
>
> ---------------------------------------------------------------------------------
>
> Requirements: To run s2ibis3, Java2, version 1.4.0 must be installed.
> A minimum of Java 2 Runtime Environment(JRE), version 1.4.x.
> must be installed to be able to run s2ibis3. Users could also
> install Java 2 Standard Development Kit (SDK) version 1.4.x.
> This is preferred over the JRE as the user could modify a java
> file and recompile the code. Java JRE or SDK could be downloaded
> free from http://java.sun.com
> s2ibis3 assumes that the spice engines are set in the path
> variables and ready for use.
>
> This version has been tested on HSpice ver 2001.2
>
> Compiling the Code : If the code has to be compiled, it must be compiled
> in the
>      following order -s2iHeader.java, s2iutil.java,
>      s2ispice.java, s2ianalyz.java, s2iParser.java and
>      s2ibis3.java. If this order is not followed, compilation
>      error could be experienced.
>
> Running S2ibis3 : sun/linux/unix
> -To run s2ibis3, type the following on the command line:
> % s2ibis3.csh -s2ibis3 buffer.s2i
> where buffer.s2i is the s2i command file as discussed in
> the s2ibis3.txt
> -If there is a 'permission denied' error when running the
> .csh file, change permissions by doing
> % chmod 744 s2ibis3.csh
> -If it is desired, s2ibis3 could be run from a different
> directory from the installation directory by using the
> '-root' switch with s2ibis3.csh as this example suggest:
> % s2ibis3 -root ../../s2i_install_dir -s2ibis3 buffer.s2i
>
>
>   windows
>     -most of the instruction for unix apply for windows users as well.
> -To run s2ibis3, type the following on the command prompt:
> % s2ibis3.bat -s2ibis3 buffer.s2i
> -If the path variables are not set for java and the spice engines,
> read instructions at http://java.sun.com/j2se/1.4.2/install-windows.html
> on how to set path variables for windows. s2ibis3 would not run if paths
> have
> not been set properly.
> [note] % is not needed to be inserted in the command line.
>
> -----------------------------------------------------------------------------
> Known Problems and Bugs.
> -
>
> -----------------------------------------------------------------------------
>
> You are free to use, modify, and redistribute this software. See the
> copyright legends contained
> in the source code.
>
> If you have comments, bug reports, or suggestions for features, please
> email them to me at:
> akvarma@ncsu.edu
> February '05
>
>
> --
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-- 
---------------------------------------------------------
Abdulrahman Rafiq "AR"
(805) 708-1976 (c)
(021) 7019444  | (408) 228-5633 (h)
arafiq@ucsbalum.net

-- 
This message has been scanned for viruses and
dangerous content by MailScanner, and is
believed to be clean.


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Received on Thu Jan 31 22:52:10 2008

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