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AvanWaves User Guide

1. All Values ie O23 4 56 z Data Point T Set Lock All Angle Lock Vertical At first point Lock Horizontal At first point v Lock Vertical At X Value 0 0 v Lock Horizontal At Y Value 0 0 These preferences apply to all selected panels Set Snap All Values Snap to interpolated points during measurement Set Snap Data Point Snap to simulation points during measurement Set Lock All Angle No limitation during measurement AvanWaves User Guide 5 9 Set Lock Vertical At first point Limit measurement to the X horizontal direction only Set Lock Horizontal At first point Limit measurement to the Y vertical direction only Set Lock Vertical at X Value Limit the measurement only on X direction and lock to the value specified in the string input field Set Lock Horizontal at Y Value Limit the measurement only on Y direction and lock to the value specified in the string input field Precision Specify the precision displayed inside the measure label and X Y coordinate display boxes located in the upper right hand side of the Results Display window Measure Label Options The Measure Label Options dialog shown in Figure 5 2 allows user to set the display item and features for the selected measure labels All subsequent measures use the new settings specified in this dialog 5 10 AvanWaves User Guide Figure 5 2 Measure Label Options dialog W Measure Label Options Tite me o a i i
2. Exit Exits from the current AvanWaves session saving the display to a configuration if the option is selected Panels Add Adds a new panel to the display area and lists it in the Panel List Panels Hide Closes the selected panel Delete Panel Removes the selected panel from the display area and removes the panel name from the Panel List The Delete command works on a selected Panel and also by selecting the panel name in the Panel List Delete Curves Removes the currently selected curve from the panel and the name of the curve and the associated sweeps from the Wave List A 2 AvanWaves User Guide Table A 1 Command Summary Continued Menu Command Description Update Updates the currently displayed panels with the most recent information from your design files Add Label Displays a Label dialog box for entering the text fora label to place in a panel LE Delete Label Removes the selected label from the panel Ee Stacked Overlay Toggles between stacked Mode waveform mode and overlaid waveform model in the selected panel s Window Full Displays the full view of the waveforms displayed in a panel Zoom In X Zooms into a selected area of the panel in relation to the X axis Zoom Out X Zooms out from a selected area of the panel in relation to the X axis Zoom In Y Zooms into a selecte
3. Apply Cancel Help expression Both time and frequency domain outputs are now displayed in the Results Display window for the chosen element as shown in Figure 11 8 11 10 AvanWaves User Guide Figure 11 8 Time and frequency response from FFT simulation Changing Display Parameters Different scaling and viewing options are available in AvanWaves such as linear logarithmic and zooming as described below 1 Click in the area around the X axis to display its associated pop up menu 2 To change the scale of the axis from Linear to Logarithmic select Logarithmic then click Apply or OK as shown in Figure 11 9 Figure 11 9 Selecting Logarithmic on the Scaling dialog Scaling Linear Logarithmic OK Apply Cancel AvanWaves User Guide 11 11 The results display scale changes from linear to logarithmic and the view of the waveform in the panel changes Figure 11 10 Frequency response waveform displayed using logarithmic scale Panel 4 10 jb fe Of pO OOpin 100 OOniut1Od 00u m10m00m1 101001k 10K 00k1x 10 aye Result log FFT_ind 3 Zoom into the high frequency area of the plot by selecting Zoom Zoom In X from the context sensitive menu in the panel Select the range in which to zoom The zoomed display is shown in Figure 11 11 Figure 11 11 Frequency response waveform after selecting Zoom In X Panel 4 FFT_ind Transient Analysis Summary 11 12 This example
4. Introduction This user guide describes the AvanWaves tool for displaying analyzing and printing the results of HSPICE simulations It describes the features of AvanWaves and shows how to use them to perform various types of analysis on HSPICE results The Getting Started chapter is intended as an introduction to using AvanWaves More complex examples are provided in Chapter 11 Running the Tutorial The remaining chapters explore the operations of the tool in more detail Detailed information on the other topics such as HSPICE are found in their respective manuals Who Should Use This Guide This guide is intended for anyone involved in analyzing the results of HSPICE simulations using AvanWaves Organization Chapter 1 provides an introduction to AvanWaves features a description of the design flow input and output files and directory structures Chapter 2 provides a simple example of using AvanWaves to analyze a DC simulation in HSPICE Chapter 3 describes how AvanWaves uses design files from HSPICE simulations Chapter 4 describes the main functions and features of the AvanWaves user interface Chapter 5 describes the operations that can be performed on waveforms AvanWaves User Guide iij Chapter 6 describes how operators functions macros and expressions can be used to analyze simulation results Chapter 7 describes what configurations are and how to use them Chapter 8 describes how to set p
5. 4 25 4 26 Step X View Print To Printer Format PS EPS Printer Name Size Orientation points on this waveform Click Many to print multiple panels on one page Up to eight selected panels can be printed on a page An error message is displayed if more than eight panels are selected using the Many option in the Print window In this case you must go back and reset your print options A legend is printed out for each panel containing the waveform name the design analysis tag name and the symbol used for plotting the data points Select this toggle if you have a waveform whose view has been altered due to zooming and you want to print the whole waveform It takes the existing X zoom factor and steps along the X axis from the beginning to the end of the waveform printing consecutive sections of the waveform Each section is printed on a separate page Click Printer to print a hard copy This output format depends on the selected print driver A number of print options are available such as PostScript Encapsulated PostScript Generic Output and All Files If you click File to send the output to a file in PostScript format this command changes the printer string input field to a set of radio buttons Refer to Figure 4 14 on page 4 25 Generates output file of specific printer s format Postscript format output Encapsulated Postscript output Enter the network name of the printer in this text field S
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7. foreground color 8 5 general preferences 8 5 line style 8 4 symbol frequency 8 5 symbol type 8 4 set zoom 4 14 4 27 shortcuts keyboard 4 38 simulate button 10 2 Sp file 1 4 3 5 9 2 10 2 10 3 special menu 3 3 speed bar 4 8 4 10 St file 3 5 Stacked Overlay Mode A 3 status file 3 5 subcircuit hierarchy 4 6 Sw file 1 4 3 5 sweep 11 12 data 6 2 filter 4 4 4 15 4 23 11 6 sweeps 11 6 symbol 4 33 data point 8 3 frequency 8 5 type 8 4 symbol chooser 4 36 syntax command line v 4 1 l 11 T The B 1 tool description 4 4 menu 4 12 preferences 8 1 run HSPICE 9 1 tr file 1 4 3 5 transient 11 12 transient analysis 11 1 11 3 two point measure 4 10 type analysis dB 11 13 analysis Volts 11 13 analysis Volts Phase 11 14 list 4 7 typographical conventions iv U using measures 11 8 V variable 4 15 variable environment METAHOME 10 3 versions txt 10 1 view option 3 4 viewing output listing file 9 4 views changing 5 1 Ww wave list 4 8 4 13 waveform 4 11 I 12 Index color 4 12 8 3 display 2 5 display area 4 11 identifier 4 12 window close design 3 5 current design 3 6 global operations 5 1 manager 2 1 menu 5 1 open design 3 1 set zoom 4 27 X X axis 4 12 4 13 current 4 8 default 4 8 display 4 12 scale 4 12 X Y coordinate display 4 10 Y Y axis 4 12 4 13 display 4 12 scale 4 12 Z zoom 11 11 display set 11 16 in 4 10 5 1 out 4 10 5 2 set 4 14 4 27 A
8. lt abcd gt abcd describes the type of information required efgh efgh is an optional parameter x ly lz one of x y or z is required selection of x y or z can be repeated Selections are 3 eye ze Nees sa additive one of x y or z may be selected x ly 1 z men J syntax characters within single quotes such as Rees parentheses are required Related Documents Refer to the following document for additional information on this release of the AvanWaves product m AvanWaves Release Notes Release 1997 3 Refer to the following document for further information on the HSPICE product m HSPICE User s Manual Version 96 1 for HSPICE Release 96 1 v AvanWaves User Guide AvanWaves User Guide vi Wand Table of Contents TEGO GU CH OT 325 52 ok Gess Bocce Feb lees nhc A EE AE E ill Who Should Use This Guide 000 ccc cccccesseseecccccccesessssssceccesseseenenenss ill MDT ANAT ALA GUID eis acca cies eared gs a AE a ys gustan tou E EE iii Documentation Conventions ssessessssssseeresessssestereersesseseereresssssseereerse iv Typographical Conventions sss sssssesssesesseesssessresseesseresseeessees iv Command Syntax and File Formats sesseeeeseeseeeesseeeresresseseresresss v Related DOCUMENS esor endh ices a v Chapter 1 Introducing AvanWaves FeO S a a ee BEE Lees ie 1 1 Destan Fl OW ces cacd ve ccpet cravat n ets ies ecan a E end R 1 3 Input FileSend raen e A
9. 4 2 AvanWaves User Guide Using the Mouse The mouse is used for selecting items and menu options in AvanWaves The following describes the use of the mouse buttons for Motif UNIX system users Select item click Using the left mouse button click once on the item to select it This mouse button is used to perform operations inside panels such as measures and zooming Select menu select Use the right mouse button to make menu selections including context sensitive menus Double click Using the left mouse button click twice on the item to be selected or displayed This action opens or expands an item Drag and drop Using the left mouse button click on the item to select it Then press and hold down the middle mouse button while dragging the selected item Release the button when the item is in the desired location Multi select While pressing Control click on the desired items one after the other with the left mouse button The group of items is selected Range select Hold down the left mouse button and drag the mouse over the required range then release the mouse button AvanWaves User Guide 4 3 Tools Description The user interface for the tools available in AvanWaves is described in this section A list of the tools and a brief description of each one follows Results Browser Results Display window Expression Handler Macro Builder Print Preferences Sweep Filter The Results Brow
10. 4 AvanWaves User Guide Displaying a Waveform Waveforms are displayed in the Results Display window One panel is opened by default on opening this window To display the waveform associated with the curve i mvg2 do the following m In the Curves section of the Results Browser select the curve i mvg2 with the left mouse button Then use the middle mouse button to drag and drop it into the panel in the Results Display window The selected waveform is displayed as shown in Figure 2 2 m As an alternative way of displaying the waveform 1 With the left mouse button click on the panel you want to display the curve in 2 In the Results Browser double click with the left mouse button on the name of the curve to be displayed The waveform is displayed in the selected panel Figure 2 2 i mvg2 curve Displayed in the Results Display window AvanWaves User Guide 2 5 Adding a New Panel 2 6 A number of panels can be opened in the Results Display window at the same time which provides a way to do comparisons To add a new panel to the Results Display window select Add from the Panels pulldown menu A new panel is added to the Display area as shown in Figure 2 3 Panels are automatically named as they are added Figure 2 3 Results Display Window with Addition of New Panel Lay eee Sp ess eon Panic Widow hamur Coiquagan Tesi jefe Nl 2 2 F 8S 2 SI The number of panels displayed in the Results Display Window is
11. Al Figure 11 6 Diagram displaying the Measure labels detiah el Te a delay Oe 0 iep b 2 diis Ld Now you have obtained the differences in delay between the fast model and typical model and the typical model and the slow model FFT Analysis To display the frequency response of one of the elements based upon the FFT analysis do the following 1 To add a new panel to the display area double click Add Panel in the Panel List 2 To display the Expression Builder click the Expression Builder icon on the Accelerator menu or select Tools Expressions 3 In the Expression Builder double click on fftMag in the Functions list to select it and add it to the Expression definition field 4 In the Results Browser select the curve v q6 and drag it to the Expression definition field of the Expression Builder AvanWaves User Guide 11 9 5 Assign a name to the new expression for example FFT 6 To add the new expression to the list of expressions select Apply 7 Select the expression in the Expression list and drag it into the new panel in the Results Display window Figure 11 7 The Expression Builder showing the selected FFT W Expression Builder fitimag node D2 42 v q6 Expression eR ane Gear KJ p Result FFT Expressions Macros 4 A 5 as fatan atan2 cos cosh decibel derivative exp
12. Appendix B 6 2 AvanWaves User Guide To use a function in an expression 1 Select the function from the Functions list then drag it into the Expression field Alternatively double click on the function to insert it into the Expression field at the current cursor location You can place the cursor by clicking at the desired insertion location 2 Enter the arguments for the function either manually or by selecting and dragging curves from the Results Browser If a function takes two arguments you can select both values for these arguments from the Results Browser and drag them to the Expression field together Each curve entered as an argument is prefixed with its design and analysis number All functions work on either constants or waveforms If a function is applied with one argument that is a constant and one argument that is a waveform the constant is changed into a constant value waveform and then the operation is performed Functions and Expressions can contain arguments that have not yet been defined A function must have at least one argument and not more than two The expression name must be unique Using Operators A set of arithmetic numeric comparison Boolean and conditional operators are available for use in building expressions and macros in the Expression Builder The following are the types of operators that can be selected from the Operators list m Arithmetic return analog waveform
13. AvanWaves Design File Name Description lt design gt sp Star Hspice input netlist lt design gt st Status file lt design gt pa Subcircuit cross listing file lt design gt lis Output listing file lt design gt tr Transient analysis results lt design gt mt Transient measure data file An associated lt design gt tr file must exist for this file to be current lt design gt ac AC analysis results lt design gt ma AC analysis measurement results lt design gt sw DC analysis results lt design gt ms DC analysis measurement results lt design gt xp Transient analysis results lt design gt cm Transient analysis results lt design gt wv Transient analysis results Output Files At the user s option AvanWaves can save all design data analyses and waveforms created to display the data in a configuration The user saves each configuration to a configuration file with a unique name of the form lt config name gt cfg in the directory lt design gt sav AvanWaves User Guide Directory Structure The directory structure for AvanWaves is shown in Figure 1 2 Figure 1 2 Directory Structure Raw output tr ac sw Sim input sp lt design gt sav Measures mt ma ms lt config gt cfg lt conftig gt cfg lt contig gt cfg
14. AvanWaves User Guide Sim output lis 1 5 AvanWaves User Guide TWent Getting Started This chapter provides some simple procedures to help you understand and use the basic functions of AvanWaves Starting AvanWaves 1 Setting up your demo environment Change directory to installdir demo awaves 2 Loading AvanWaves AvanWaves can be run under different window manager environments Q Using Motif Motif is the default environment setting for running the AvanWaves application Start AvanWaves on the command line from any directory by typing awaves For backward compatibility purposes you can also start AvanWaves by typing mwaves Q Using other window manager environments Start AvanWaves on the command line from any directory specifying the window manager that you are using as follows awaves laf windows openlook motif AvanWaves User Guide 2 1 2 2 The AvanWaves application is loaded and the Results Display window is displayed under the selected window manager Note This user guide describes AvanWaves behavior under the Motif window manager default There will be some differences in user interface appearance and functionality for the other window managers For a complete set of invocation options please see the Invoking AvanWaves section on page 4 1 AvanWaves User Guide Using AvanWaves The following example demonstrates how to use AvanWaves to analyze the results of an Star Hspi
15. Guide Figure 4 4 Results Display window a Tm Ee The Window banner conforms to the standards of the resident window manager for your machine such as Motif or OpenLook The Menu Bar The Menu bar is located at the top of the Results Display window and contains six pull down menus and a Help button Figure 4 5 Menu bar The Menu bar contains these pop up menus Design Use to open and close a design exit from a design and display your current design Panels Adds deletes hides and updates panels Window Performs zooming and panning operations These operations change the view in the panel AvanWaves User Guide 4 9 Measure Performs point or point to point measurements on waveforms and deletes measurements Configuration Opens saves and deletes configurations Tools Provides tools to perform analyses of your design Help Provides on line Help for AvanWaves The Speed Bar The speed bar is located between the menu bar and the panel It contains the following two types of items m Accelerator icons are used to make a quick selection of the Results Browser Expression Handler and Print functions To select a function click on the icon representing the function to open the associated dialog box m The X Y coordinate display is used to display the position of the cursor during a measure operation The X and Y coordinates of the cursor shown on a waveform by the measure markers are displaye
16. Hspice transient simulation with FFT analysis The design cpath sp in the installdir awaves tutorial tran directory is used in this example Opening the Design To open the design cpath sp 1 In the Results Display window select Design Open The Open Design window is displayed 2 In the Open text area enter the following design file path name Sinstalldir demo awaves tutorial tran cpath sp 3 Click OK The Results Browser is displayed listing all of the analysis files associated with this design Selecting the Analysis File The Results Browser displays the different analyses associated with the design Three analysis files are available m AO typical model m Al slow model m A2 fast model To display a waveform you must select an analysis file and an analysis type You can then display an output waveform associated with that analysis in a panel by selecting it in the Results Browser as shown in Figure 11 1 AvanWaves User Guide 11 3 Figure 11 1 The Result Browser Showing v q6 Selected for AO v Results Browser Design DO tmp_mnt nfs metis Dogs Meta_Waves qa95 2 doc tran cpath WIE Transient critical path typical model first Sa ba Hierarchy Types Curves v data viqi q3 q4 va T Current 2 Z m Current X Axis TIME Apply Default Filter en E fie Ee Default Cancel Help To display a curve 1 In the Resul
17. Se E A RA S a eiet 1 4 Output EATS cite ic ie ieee Ral catatonia i tua ES AS 1 4 Directory SUC Mure a tea al apa a ae anaes eects 1 5 Chapter 2 Getting Started Starin Avan WAVES oise i en Meee hee 2 1 Using Avan WAVES ntsc caw paul gaia ieee 2 3 AvanWaves User Guide vii Opening the Desi tess os facto ae ates a R ad eating 2 3 Selecting the Analysis Files z 2 5 s 050 2 c aosccasece tastes eee 2 4 Displaying a WAvelOnin uesascs vay sndatese noe eae 2 5 Adding a New Pane on tersc seid itu cuneds pacaassnedecgeatyaueddeateusntaoeuteeans tes 2 6 Displaying a Second Waveform eecceceseceeeeeceeeteeeenteeeeaees 2 7 SUMMALY 0501s r e iar a a e a Cia 2 8 Chapter 3 Working With Designs Using the Open Design Window sseessesssesessesseseresressersresresseesrerreesreseee 3 1 Selecting Men s Se ernea Sot e e se e ledges e ae 3 3 Accepted File Tyg sit scateseccaies oeo aT a aa 3 5 Using the Close Design WindoW sssssesssessseseesseesseesseesseresseessseesseesse 3 5 Using the Current Design Window eeeeeeeseceseceseeeeeeeeaeecnaeenseenseee 3 6 Exitine the De Ste snit eaves aia lae ene eras Qe E 3 8 Chapter 4 Understanding the User Interface Invoking Avan Waves icis cccaisvesjicetsstacesaadessiccesdnicnsluscsactenuataceedacccavastesaneees 4 Using the Mouse candace east aa sider tems cast dau een decal dahl 4 3 Tools DES CriPU ON erostia nEn EEE SEKIS S ES eens 4 4 The R s lts BrOoWSefsc sssini
18. a panel Eight colors are allowed and a cycle is made on the eight colors Eight colors are used to display waveforms in the panels in the Results Display window The waveforms in each panel are considered separately The colors are organized in a hierarchy the color corresponding to Curve 1 being used for the first curve displayed and the color corresponding to Curve 8 being that used for the last curve displayed If there are more than eight curves the first color is used again A default set of colors is available initially You can change the colors in the set and the order in which they are used Click on a color button to show the Color Preference Chooser and select your color choice Continuity Line Style 4 34 Continuity is a toggle button that you can select to display connections between the data points of a waveform The full waveform and the symbols representing the set of selected data points for the analysis are displayed in the panel Setting continuity off displays only the symbols representing the data points and no connections The default value is on A single click toggles the feature on or off The line style used to represent each curve is displayed in each panel Default line style are automatically assigned to the basic set of eight curves Click on a Line Style button to show the Line Style Chooser and select from any one of the eight line styles To distinguish between different waveforms on monochrome
19. box The path to the currently open design is listed in the Design field 2 To select the configuration you want to delete click on the pull down arrow in the Config field 3 Select the configuration to delete 4 Click on Delete 7 4 AvanWaves User Guide TWent Setting Preferences This chapter describes the procedures for customizing your environment and setting personal preferences in MetaWaves You can set m General application preferences m Preferences for displaying and analyzing waveforms such as waveform color and symbol type The Select Preferences Window Open the Select Preferences window by selecting Tools gt Preferences in the Results Display window The Select Preferences window contains a set of menu options that provide general information on the MetaWaves application See Figure 8 1 Select options on the menu or click on the lists in the dialog box to set your general application preferences AvanWaves User Guide 8 1 Figure 8 1 Select Preferences window a Select Profterences Ho Ei Pirie Deia ieneral Menu Options 8 2 The menu options available in the Select Preferences window are File Close Window Closes the Select Preferences window Edit Selected Not available in this release Edit Application About Displays the About box for the MetaWaves application giving version and copyright information Edit Application General Displays a dialog b
20. by a description consisting of a simulation type and title The title is derived from the first line of the input file to Star Hspice or the title specified on the ALTER statement To select an analysis click on the description associated with its label The types of data available for the current analysis are listed in the Types area of the window and the variable names are listed in the Curves area You can change the contents of the Curves field by selecting other analyses in the Types list AvanWaves User Guide 4 5 4 6 Hierarchy Browser Scroll List AvanWaves provides a Hierarchy Browser that can be used to reduce the number of nodes that the user sees during curve selection in the Results Browser window The Hierarchy Browser is a listbox in the Result Browser as shown in Figure 4 3 This box displays the subcircuit hierarchy of a design AvanWaves reads hierarchy information from either the lt design gt lis or lt design gt paO output files from the Star Hspice run Not all circuits have a subcircuit hierarchy If there is no hierarchy in the design the hierarchy window is blank Subcircuits are shown in the form instance_name cell_name if the lis file is available If only the pa0 file is available only the instance name is shown The paO file does not contain cell names The user can perform two types of operations with the hierarchy window m Subcircuit hierarchies may be turned on and off by double clicking
21. complex analyses can be performed by combining the simulation data in mathematical expressions that include m Predefined functions m Operators m Other expressions m Macros How these components are combined to create expressions for analysis of simulation data is described in the following sections Using The Expression Builder The Expression Builder shown in Figure 6 1 is used to create expressions to perform detailed analysis of simulation data The waveforms produced by the expressions can be displayed in the Results Display window AvanWaves User Guide 6 1 Figure 6 1 Expression Builder window Note When bringing arguments into expressions if they contain sweep data the expression is calculated for each of the sweeps However the Expression Builder cannot deal with expressions that have different numbers of sweeps for each of its arguments for example five sweeps in argl and ten sweeps in arg2 The number of sweeps must be the same for all arguments in the expression Expressions can be created by typing the expression directly into the expression field or they can be created by making selections in the desired order from the lists of available functions waveforms operators macros and other expressions Using Functions The Functions list shows the functions that are available for use in creating expressions and macros These are predefined functions The functions available in AvanWaves are defined in
22. demo 2 1 lt design gt files 4 6 See also file design commands MS Windows launcher 10 2 exit 3 8 file 3 5 flow 1 3 menu 3 1 number 3 7 opening 11 3 dialog print 4 24 directory run 3 2 structure 1 5 10 1 display continuity setting 8 4 parameters 11 11 scale set 11 15 waveform 2 5 X axis 4 12 Y axis 4 12 zoom set 11 16 display window results 4 4 documentation conventions iv editing HSPICE source file 9 3 editor notepad exe 10 3 AvanWaves User Guide 1997 4 Index environment customizing 8 1 variable METAHOME 10 3 examples 11 1 exit design 3 8 expression algebraic 6 4 creating 4 4 6 1 editing 6 4 field 4 16 list 4 17 expression builder 4 10 4 15 6 1 expression field 4 16 expression list 4 17 function 4 15 function list 4 17 macro 4 15 macro list 4 17 operator 4 15 operator list 4 17 result field 4 16 variable 4 15 expression handler 4 4 F FFT 11 12 analysis 11 1 11 3 11 9 analysis frequency response 11 9 analysis window weighting B 6 parameter description B 5 field expression 4 16 AvanWaves User Guide 1997 4 result 4 16 file ac 1 4 3 5 ac analysis measurement results 1 4 3 5 ac analysis results 1 4 3 5 analysis 2 4 cfg 1 4 dc analysis measurement results 1 4 3 5 dc analysis results 1 4 3 5 design 3 5 extensions submenu 3 4 formats v hspui cfg 10 1 10 3 lis 3 5 4 6 9 2 10 3 ma 1 4 3 5 ms 1 4 3 5 mt 1 4 3 5 netlist 1 4 3 5 9 2 1
23. demonstrated how to evaluate the results of a transient and FFT Analysis using AvanWaves which involved m Selecting specific sweeps from a group of sweeps and use the Sweep Filter AvanWaves User Guide m Using the Measure option to measure the delay between waveforms m Zooming in on a section of a waveform using the Zoom In X option m Viewing an element s FFT frequency response by creating expressions m Changing the scale of the X axis AC Analysis The next example demonstrates how AvanWaves is used to create a Bode plot using the AC analysis results obtained from a Star Hspice simulation The design amc1741 sp in the installdir awaves tutorial ac directory is used in this example Open the design amc1741 sp as previously described by selecting Design Open and then typing in the design path name Sinstalldir demo awaves tutorial ac amcl1741 sp The Results Browser is displayed listing all of the analysis files associated with this design Displaying Waveforms In this section two waveforms from the same analysis but having a different type are displayed To display two waveforms in the same panel 1 In the Results Browser select the AC analysis Al 2 In the Types section select Volts dB for the analysis type A list of all the curves associated with that type in the Curves area is displayed 3 In the Curves section of the Results Browser select the curve vdb out0 then drag it into the Pa
24. editor window x tmp_mnt nfs ship ship 96 3 demo mwaves tutonal dcimosiv lis gt kk HOSPICE 95 2 950213 09301351 95 06 30 sung Copyright 1994 lt C by Meta Software Inc This computer program is protected by copyright law and international treaties Any dissemination or use of this program other than that permitted by Meta Software Inc is unlawful and may result in prosecution under the law Input Filet mosiv sp lic USER clin HOSTNAME metaphor HOSTID 5S542cf44 lic contacting server enggw lict Server permit path release 95 2 permit hsp lict Site meta_software Created 950222 Order 48569 lic NodeLocked NL license for hspice granted Init read login configuration file work clin meta cfg eK file mosiv sp KRKK K mos iv sweep vds to 50v vbs 0 vgs 5v 6v 7v 8v 9 1v 2v 3v 4u 5v x option nopage nomod post 2 newtol relmos 1e 4 absmos 1e 8 relv le 4 relvdc 1e 4 temp 25 Run Manager Preferences You can customize the Star Hspice run environment such as set the default simulator the editor command and the X term command for Run Manager To bring up the preference dialog click on the Preferences button on Run Manager dialog as shown in Figure 9 4 9 4 AvantWaves User Guide Figure 9 4 Run Manager Preferences dialog Run Manager Preferences Default simulator nspice Editor command Vi XTERM command xtem Machine _ Version OK Cancel Details of the field entries i
25. gt lt design_name gt c lt config_name gt laf windows openlook motif J The options are described as follows d lt design_name gt Specifies the name of the design to be opened on invoking AvanWaves The design name is specified using Star Hspice file extensions such as sp lis trO tr1 tr2 acO acl ac2 An example of a design name is design1 sp c lt config_name gt Specifies that a previously saved configuration for the current design is to be used upon the initialization of AvanWaves The d option with the AvanWaves User Guide 4 1 design name corresponding to the configuration name must be specified on the command line For example if D1 sav BodePlot cfg is saved in a previous session then to open the design and the saved configuration you can use one of the following command line options awaves d D1 c BodePlot or awaves d mytop D1 c BodePlot laf windows openlook motif Specifies the window manager style to be used The default is Motif After invoking the awaves command the copyright information appears first as shown in Figure 4 1 then is replaced with the Results Display window Figure 4 1 AvanWaves Copyright Information Avanos DT API Copper is Aami Cepa Al fagi Pecos ed iE e a vies biota ome rm i Thap paH pupa ii praia i Wi cupang ina aad TUE EM AT on Ho Bee pee oier fan ine perni prune heard Ce pai noiai aag map idid i paidi diia es Fih Hti
26. name changing 4 11 print 4 24 results display 4 8 wave list 4 13 waveform 4 11 waveform display 4 11 X axis 4 11 Y axis 4 11 performing measurements 5 7 personal preference 8 1 phase margin 11 19 l 10 Index phase margin measure 11 18 predefined function 6 1 B 3 preference analysis 4 33 analysis setting 8 3 application 4 4 attribute 4 4 color 4 31 4 32 continuity 4 31 data point 4 31 font 4 32 general 8 5 measure 4 15 5 9 option 4 12 personal 8 1 run manager 9 2 9 4 symbol type 4 31 print 4 4 attribute 4 26 dialog 4 24 EPS 4 26 format 4 26 manager 4 10 PS 4 26 to file 4 25 to printer 4 24 printer name 4 26 range select 4 6 Remove Cursor A 6 result ac analysis 1 4 3 5 ac analysis measurement 1 4 3 5 AvanWaves User Guide 1997 4 Index dc analysis 1 4 3 5 dc analysis measurement 1 4 3 5 field 4 16 transient analysis 1 4 3 5 transient measure data 1 4 3 5 results browser 4 4 4 10 results display window 2 4 4 4 run directory 3 2 file HSPICE 1 4 HSPICE 9 3 manager 9 1 manager preferences 9 2 9 4 run HSPICE 9 3 S sav directory 1 4 save configuration 3 8 11 18 scale display set 11 15 linear 4 14 logarithmic 4 14 X axis 4 12 Y axis 4 12 scroll list 4 5 select filter 4 8 multi 4 6 range 4 6 set analysis preferences 8 3 background color 8 5 AvanWaves User Guide 1997 4 display continuity 8 4 display scale 11 15 display zoom 11 16 font 8 5
27. on a new topic or subtopic 1 Select the entry you want from the Entries list 2 Double click on the entry The entry you selected is displayed in the Help page AvanWaves User Guide Using Search to Get Help You can search for help on a particular topic by using the Search menu or by entering keywords directly into the Search field and then clicking the Search button You can type an entry directly into the Search field and click Search to search for it To search based on keywords 1 Select Search List Keywords from the menu to display the Keywords List 2 Double click on a keyword in this list to enter it into the search field You can enter multiple search criteria by continuing to double click on keywords in the Keyword List The keywords are automatically entered in succession into the Search field 3 Click Search to search for the Entries specified If the search is unsuccessful and does not return any topics clear the Search field and press Return to display the full list of Help topics If the search is successful the list of relevant topics are displayed in the Entries section of the Help DocSet Browser Double click on an Entry to display the Help for it AvanWaves User Guide 12 7 12 8 AvanWaves User Guide Wand Command Summary A This appendix contains a summary of the commands available in AvanWaves Table A 1 Command Summary Menu Command Description Design Opens a di
28. order by name by date modified Lists the files according to the last date they were modified by date created Lists the files by the date created Filter The Filter option allows you to limit the number of files displayed by selecting the file types in the File List The menu has two buttons A button that has been clicked marks a selection A button that is not depressed means that it has not been selected The following menu options are available Macro Definitions Display macro files only All Files Display all the files in the current directory Open Save field 4 22 Open Save is a text field where you can enter the path to the file you want to open or enter a location where you can save the macro Buttons The available buttons are OK Click OK to apply the selection and close the Macro Definitions window Apply Click Apply to apply the selection Cancel Click Cancel to cancel the current operation Help Click Help to get on line Help on the current window AvanWaves User Guide The Sweep Filter In AvanWaves a sweep is a set of response data with a variation in the value of one of the parameters such as voltage resistance or temperature Designs can be analyzed by selecting and displaying a set of output data from Star Hspice simulations sweeps The Sweep Filter is used to display the values of a variable for its changing parameters Sweep increments are displayed on a panel by panel basis The tit
29. that the operations can be applied to any number of selected panels at a time The Window menu options change the view of the waveform displayed in the panel These options follow Select Full to display the complete waveform in the waveform display area Zoom In X Select Zoom In X to magnify the area selected on the waveform The panel view then changes to that of the selected view Selections can only be made in relation to the X axis This is horizontal zooming To zoom into a specific area of the waveform 1 In the Results Display window select Window Zoom In X AvanWaves User Guide 5 1 Zoom Out X This displays a magnifying glass cursor inside the waveform display area in the Panel This type of cursor is used to specify the direction left or right and the distance on the X axis that you want to select for zooming in the waveform display Position the cursor at the start of the area you want to select Then holding the left mouse button down drag the cursor over the distance you want to select for zooming Release the button when you have selected the area The line defines the waveform area that you want presented in more detail The previous panel view changes to the selected view Select Zoom Out X to display the results window to a reduced scale This command only provides horizontal zooming To zoom out in a waveform display 1 In the Results Display window select Window gt Zoom Out X
30. the Add Macro dialog The user interface for both these options is described below 4 18 AvanWaves User Guide Figure 4 10 Add Edit Macro Dialog Mac Hebi im Fin abc Harm Flore 4 The components of the Add Macro and Edit Macro dialogs are as Macro Head Macro Body Notes AvanWaves User Guide follows Enter the name of the macro that you want to define along with its arguments in this text entry field The macro body is made up of any number of functions and operators available in the Functions and Operators lists in the Expression Builder window Expressions are entered into the Macro Body The expressions entered into the Macro Body may be entered on separate lines and are concatenated into one expression using the operators Enter comments on a macro in this text entry field 4 19 Buttons The available buttons are OK Select OK to add the macro to the Macros list in the Expression Builder window Cancel Select Cancel to cancel the operation Help Select Help to get on line Help on the current window Load Save Macro Dialog 4 20 Note The Load Macro function is used to load previously saved macros into the Macros list Macros are saved using a mac extension To load a macro that you have saved using a different extension you must select the Filter All Files option in the Load Macros dialog to display all the files in the list The Save Macro dialog allows you
31. the measure labels overwriting each other on the screen it is recommended that you zoom into the area that you want to measure before you select the Measure option Using Measures The difference in output delay between the three models can be calculated using the Measure option To measure the delay between A2 and AO the typical and the fast models 1 In the context sensitive menu for the panel select Measure gt Preferences All Values then select Lock in X from the same menu This allows you to measure along the X axis only 2 Select Measure PointToPoint from the main menu A cursor appears on the screen that is used to measure between points This cursor snaps to the closest waveform 3 Click A2 the fast model where Voltages 2 and Time 16 9 ns to place the first marker on this waveform 4 Click AO the typical model curve to place the second marker on that curve The delta and slope values are displayed for the two points on A2 and AO To measure the delay between AO and A1 the typical and the slow models 1 Select Measure PointToPoint from the main menu 11 8 AvanWaves User Guide 2 Click AO the typical model curve where Voltages 2 and Time 18 2ns to place the first measure point on this waveform The marker snaps to the waveform 3 Click A1 the slow model to place the second measure point on this waveform The delta and slope values are displayed for the two points on AO and
32. the parent m The set of subcircuits from which nodes are displayed is chosen by selecting subcircuits in the hierarchy window Multiple subcircuits can be chosen by using the Multi select or Range select features see Using the Mouse section on page 4 3 AvanWaves User Guide Figure 4 3 Hierarchy Browser with multiple subcircuits selection al Results Browser Design D2 tmp_mnt nfs metis Dogs Meta_Waves qa95 2 doc tranicpath fle Transient critical path typical model first Top v data q1 nand2 xi0 vi q3 viq4 nor3 xi2 v q6 viq m Current X Axis TIME Apply Default Filter i aa a Apply Default Cancel Help Types Scroll List The Types list displays the types of data available in your current analysis Selecting the data type changes the contents of the Curves list to indicate the data available Click on one of the Types in the list to select it For more information on Types refer to the Star Hspice User s Manual Curves Scroll List The Curves area lists the data that is available for a selected type of analysis After you select a data type in the Types area a list of available data is displayed in the Curves scroll list You can display the waveform associated with the curves by m Selecting the required curves and drag the selections into a panel or m Double clicking on a node to display it in the selected panel AvanWaves Use
33. to save the macros that you created during the current session to a file This allows you to load and use them in another AvanWaves session with other designs The Load Macro dialog has the same user interface as the Save Macro dialog The user interface for both these options is described below AvanWaves User Guide Figure 4 11 Load Save Macro dialog Load Macros History Special View Filter aci and amc1741 sav OK Apply Cancel Help The components of the Load Macro and Save Macro dialogs are described below Load Macros Save Macros Menus History Select this menu item to get a list of the most recent paths used for loading or saving macros Select one of the paths from this list to load a macro contained in the path or to save a macro to a file at that location The History list is updated each time you load or save a macro and it is saved between AvanWaves sessions The default path is that from which you started the AvanWaves application Special This menu is used in relation to the History menu It contains the following options Home Returns you to your home directory Mark Marks a directory location for the history list AvanWaves User Guide 4 21 Unmark Removes the current directory location from the marked list View The View option selects the order in which file names are displayed in the file list Make a selection from the following options by name Lists the files in alphabetical
34. 0 2 10 3 output listing 3 5 9 2 10 3 output listing viewing 9 4 pa0 4 6 sp 1 4 3 5 9 2 10 2 10 3 st 3 5 status 3 5 sw 1 4 3 5 tr 1 4 3 5 transient analysis results 1 4 3 5 transient measure data 1 4 3 5 type filter menu 3 4 versions txt 10 1 filter menu 3 4 menu file type 3 4 select 4 8 sweep 4 4 4 23 font setting 8 5 frequency margin measure 11 18 response FFT analysis 11 9 function 4 15 6 2 list 4 17 6 2 mathematical B 3 predefined 6 1 G general preferences 8 5 H handler expression 4 4 help on line 12 1 bookmark 12 4 entries list 12 6 keyword 12 7 search 12 7 table of contents 12 4 hidden panel 2 6 4 12 hierarchy browser 4 6 subcircuit 4 6 history menu 3 3 hotkeys 4 38 HSPICE 9 1 dc analysis 2 3 Index editing source file 9 3 input netlist 1 4 3 5 9 2 10 2 10 3 hspui cfg 10 1 10 3 icon accelerator 4 10 identifier waveform 4 12 K keyboard shortcuts 4 38 L label analysis 4 5 launcher MS Windows 10 1 MS Windows design commands 10 2 line style 4 33 8 4 line style chooser 4 37 linear 11 11 lis file 3 5 9 2 10 3 list expression 4 17 function 4 17 macro 4 17 operator 4 17 scroll 4 5 wave 4 8 listing file 3 5 9 2 10 3 logarithmic 11 11 M ma file 1 4 3 5 AvanWaves User Guide 1997 4 Index macro 4 15 6 6 builder 4 4 creating 4 4 6 1 displaying 6 9 list 4 17 loading 6 10 menu 4 18 manager window 2 1 mea
35. 2 Select the bookmark that you want to delete from the list then select Edit Clear This removes the Bookmark from the list To exit from the online Help system m Select File Close Browser from the Help page menu Using Help DocSet Browser When you first open the Help DocSet Browser the entry displayed in the current Help page is highlighted in the Entries list See Figure 12 2 If you open another Help page or select help on another topic the entry selection in the Help DocSet Browser is updated to reflect the most current selection Only one Help DocSet Browser can be opened at a time AvanWaves User Guide 12 5 Figure 12 2 Help DocSet Browser F Help DocSet Browser File Edit v Search Help Document Sets About MetaWaves Help rf MetaWaves Help a Search _ Entries muaa 2 MetaWaves Results Display Window 2 1 Conventions and Notation bd 2 2 About the Results Display Window i 2 3 About The Panel 2 4 Panel Component Description 2 5 The Context Sensitive Menus 2 6 About Waveforms 2 7 The Results Browser 3 Working with Designs Selecting File Table of Contents in another Help page updates the current Help DocSet Browser to reflect the contents of the currently selected Help page Using the Entries List to Get Help 12 6 You can get help on any topic or subtopic from the Entries list Use the scroll bar to scroll through the list of available Help topics To get help
36. Blackman Harris W n 0 35875 0 48829 cos 2mn NP 1 0 14128 cos 4 mn NP 1 0 01168 cos 61n NP 1 O0 lt n lt NP 1 90 3 85 AvanWaves User Guide B 7 Table B 3 Window Weighting Characteristics in FFT Analysis z Side genes Lobe 3wa Morsi Window Equation Roll Off Bandwidth Lobe dB 1 0 T Process dB octave i Loss dB Gaussian W n exp a 2 5 0 50 NP 2 1 42 6 1 33 3 14 a 3 0 n NP 55 6 1 55 3 40 a 3 5 0 lt n lt NP 2 1 69 6 1 79 3 73 W n exp 0 502 n NP 2 7 NP NP 2 lt n lt NP Kaiser W n I9 2 Bessel Io 46 6 1 43 3 20 a 2 0 XIEN 57 6 1 57 3 38 a 2 5 x x sqrt l 69 6 1 71 3 56 a 3 0 2 NP 2 1 n 82 6 0 89 3 74 O 3 5 NP O0 lt n lt NP 2 1 Xo Xx sqrt 1 2 n NP 2 NP NP 2 lt n lt NP Ip is the zero order modified Bessel function tNP is the number of points used for the FFT analysis B 8 AvanWaves User Guide TWent Terms and Naming Conventions This appendix provides the AvanWaves terms and naming conventions Glossary of AvanWaves Terms Analysis Continuous Plot Curves Design Graph AvanWaves User Guide The execution of a particular type of simulation for example AC DC or transient analysis A number of analysis can be performed on each run A graph that has points connected in all directions both positive and n
37. Click Cancel to cancel the current operation This closes the Close Design window Click Help to get the AvanWaves on line Help on the current dialog box Using the Current Design Window 3 6 The Current Design window lists all the open designs in your current AvanWaves session It provides the full path name to the design You can select a new current design from the list of designs Setting the current design refreshes the Results Browser with the current design data AvanWaves User Guide Designs are represented by design numbers DO through Dn The design number is the identifier for your design and is referenced throughout the application It is used to identify displayed waveforms To select a new current design 1 Select Design Current from the Results display window The Current Design window appears as shown in Figure 3 3 2 Select a design 3 Click OK or Apply Figure 3 3 Current Design 7 Current Design Current Design tmp_mntinfsimetis Dogs Meta_Wavesiqa 5 2 do DO tmp_mntinfs metis Dogs Meta_Wavesiqa95 2 docfacfamcl741 4 4 p e Buttons The available buttons are OK Click OK after viewing the current design or after selecting a new current design The new design is automatically loaded into AvanWaves Double clicking on the design has the same effect as clicking OK Apply Click Apply to apply any changes you made If you selected a new design the new design is broug
38. ONFIDENCE AND USED STRICTLY IN ACCORDANCE WITH THE TERMS OF THE WRITTEN NON DISCLOSURE AGREEMENT OR WRITTEN LICENSE AGREEMENT WITH AVANT CORPORATION OR ITS SUBSIDIARIES Trademark Service Mark Notice ADM Apollo ApolloGA Aquarius AquariusBV AquariusDP AquariusGA AquariusXO ArcCell ArcChip ArcUtil ATEM Avan Testchip AvanWaves Baseline Baseline Software Accelerator Cyclelink Device Model Builder DriveLine Dynamic Model Switcher EVaccess Explorer Hercules HSPICE HSPICE Link LTL Mars Rail Master Toolbox Milkyway Planet PlanetPL PlanetRTL Polaris Polaris CBS Polaris MT PureSpeed SimLine Sirius Smart Extraction Solar SolarII Star DC Star Hspice Star HspiceLink Star MTB Star Power Star RC Star Sim Star Time VeriCheck VeriView YChips YCrunch and YTime are trademarks of Avant Corporation and its subsidiaries Avant Corporation Avant logo and AvanLabs are trademarks and service marks of Avant Corporation All other trademarks are the property of their respective owners Subsidiaries Anagram Inc ArcSys Inc Frontline Design Automation Inc Galax ISS Inc Meta Software Inc and NexSyn Inc are subsidiaries of Avant Corporation Contacting Avant Corporation Contact Avant Corporation by Telephone 510 413 8000 ahgetevevacesaveavids ives 800 369 0080 BAX necesis 510 413 8080 Avant Corporation 46871 Bayside Parkway Fremont CA 9453 ii AvanWaves User Guide TWent
39. Set Browser using these keys by clicking on the arrow in the direction that you want to move on the Help DocSet Browser list The previous or next topic on the Help DocSet Browser is displayed in the Help page The most convenient way to navigate through Help topics is to use the Help DocSet Browser since it provides you with a complete list of all the topics and subtopics on which you can get help You can access the Help DocSet Browser through the File menu in the Help page Select File Table of Contents which displays the Help DocSet Browser Double click on a topic in the list to get Help on that topic See the description of how to use the Help DocSet Browser below Using Bookmarks 12 4 The Bookmark menu allows you to mark a topic to be included in the list of bookmarks These are points of reference in the Help system to which you can return at any time during the current AvanWaves session You also can clear bookmarks that have been set To insert a Bookmark m Select Bookmarks Mark Here This adds the currently displayed topic to the Bookmarks List The list of Bookmarks can be seen appended onto the Bookmarks menu To display a topic marked by a Bookmark m Select the Bookmarks menu and one of the Bookmarks listed in this menu The contents of the Help page are updated to reflect the selection To delete a Bookmark 1 Select Bookmarks Edit The Bookmark Editor is displayed AvanWaves User Guide
40. TWaud AvanWaves User Guide Release 1997 4 AvanWaves User Guide Release 1997 4 November 1997 for software Release 1997 4 Copyright 1997 Avant Corporation and Avant subsidiary All rights reserved Unpublished rights reserved under the copyright laws of the United States Avant software 1997 4 Copyright 1997 Avant Corporation and Avant subsidiary All rights reserved Unpublished rights reserved under the copyright laws of the United States Use of copyright notices is precautionary and does not imply publication or disclosure Disclaimer AVANT CORPORATION RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS DESCRIBED HEREIN AVANT CORPORATION MAKES NO WARRANTY REPRESENTATION OR GUARANTEE REGARDING THE SUITABILITY OF ITS PRODUCTS FOR ANY PARTICULAR PURPOSE NOR DOES AVANT CORPORATION ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT AND SPECIFICALLY DISCLAIMS ANY AND ALL LIABILITY INCLUDING WITHOUT LIMITATION CONSEQUENTIAL OR INCIDENTAL DAMAGES Proprietary Rights Notice This document contains information of a proprietary nature No part of this manual may be copied or distributed without the prior written consent of Avant corporation This document and the software described herein is only provided under a written license agreement or a type of written non disclosure agreement with Avant corporation or its subsidiaries ALL INFORMATION CONTAINED HEREIN SHALL BE KEPT IN C
41. Zoom In Y This action displays a magnifying glass cursor inside the waveform display area of the panel This cursor is used to specify the X axis start coordinate and the amount of zoom out required for the resultant display Position the cursor at the point you want to be the start of the zoomed out display and depressing the left mouse button generate a line by dragging the cursor from left to right over the section of display that you want to include in the result Release this button to generate the new view You can draw the line from right to left but the left hand end of this line still becomes the start point for the resultant display AvanWaves zooms out the display to a new X axis scale length equal to the ratio of X axis scale length to the length of the line dragged by the mouse Select Zoom In Y to zoom into the area selected on the waveform The panel view then changes to that of the selected view Selections can only be made in relation to the Y axis This is vertical zooming 5 2 AvanWaves User Guide To zoom into a specific area of the waveform along the Y axis 1 In the Results Display window select Window gt Zoom In Y Zoom Out Y This displays a magnifying glass cursor inside the waveform display area in the Panel This type of cursor is used to specify the direction up or down and the distance on the Y axis that you want to select for zooming in the waveform display Position the cursor a
42. a a tes 4 4 The Results Display Window ssesssssesssessesssesssseeessresseesseessees 4 8 Th Menu Bar cps Pot iaeia tes a Es S 4 9 We SPEC Bar ecne E EN E 4 10 The Panele mt nae E E en naene 4 11 Add Label aean e O ORRORE 4 12 Delete Label siciistisidentssieieaaeajecatyinsiades seed nun nunnai 4 13 The Waye Cist oee eni a a ia 4 13 The Context Sensitive MenusS cccceeeceeesseeeeteeeeees 4 13 The Expression Builder necieta Saeed 4 15 The Options Menu sssssssssssessesssessseersseessseessreesseesseessee 4 18 Add Edit Macro Dialog eeeeeeseseeeesseeerrereesrrsrrsrrrsrrsseseresresseee 4 18 viii AvanWaves User Guide Load Save Macro Dialog sccicsssisaraccaassctesacassnsntecs ones teas socvsatesins 4 20 Load Macros Save Macros MenuB s cccsseeeeesreeeees 4 21 Peony SAVE field ameniona a oa eatas 4 22 The Sweep HUST iene ge OG ictal n uci A 4 23 Th Print Dialog sass sed sascsisidss eaaisasadn a 4 24 PUT 2s ose scat da patentee egy aus aa a S A 4 25 SOU ZOOM iki stated oe dere diay teats 4 27 Set Pa ya caries shah Sushi Tavis eases E anne mas eae 4 28 Measure Label Opi ons sccsest ap sesacsscateatsogcasne eceancaseccesngseeniass 4 29 Measure Preferences crios oan sos E eee tarantino ss 4 30 The Select Preference WindOW cccsecccsseceeeseceeeteceesteeeeees 4 30 The Set General Preferences Dialog eeeceeeeceeeeseeeesteeeeees 4 32 The Set Analysis Preferences Window
43. alog box listing Open paths to designs that can be opened and used in your analysis t History Lists the last five designs opened during the current AvanWaves session E Special Home Returns you to your home directory Special Mark Marks a directory location for the history list Special Unmark Removes the current directory location from the marked list LE View by Name Lists the files by name in alphabetical order LE View by Date Modified Lists the files according to the last date they were modified LE View by Date Created Lists the files by the date they were created Filter Input Displays the input files only AvanWaves User Guide Table A 1 Command Summary Continued Menu Command Filter Listing Displays the listing files Description only Filter Raw Output Displays raw data files only Star Hspice graph data files Filter Measures Displays measure data files only Filter All Files Displays all the files in the current directory Filter Options Displays files with a particular input or output suffix Design Close Closes the selected design from the list of designs in the Close Design dialog Current Displays the path to the currently active design the design that is open in the Results Browser
44. ation file bode cfg after opening the associated design AC Analysis Summary In this example you learned how to create a Bode plot from an AC analysis which included m Changing the scale of the axes m Zooming in on a part of the display m Using the Point feature and coordinate value boxes to find the phase margin m Saving all aspects of the analysis in a configuration AvanWaves User Guide 11 19 11 20 AvanWaves User Guide TWent 12 Accessing Online Help In AvanWaves you can get online Help on how to m Use a function in a particular window or dialog box by clicking the Help button m Use a feature command or function available in AvanWaves either by using the Help DocSet Browser or by using the Topic arrow keys in each Help page To access the AvanWaves online Help system m Click the Help button in a window or dialog box The associated Help page is displayed or m Position the cursor inside the window on which you want help and press the F1 key This displays the Help page for the currently selected window or dialog box Once you are in the Help system you can move to other topics using the buttons and menu options available The Help system has two primary dialog boxes that are used to find a desired topic the Help page and the Help DocSet Browser These two windows are described in the following sections AvanWaves User Guide 12 1 Using the Help Page A Help page is displayed when you ask f
45. axis A pop up menu containing the scale factors is associated with this field Buttons The available buttons are OK Click OK to change the view in the panel to that specified Apply Click Apply to change the range of the axis to that specified in the Set Local Zoom dialog You must click OK or press Return to close the Set Local Zoom dialog Cancel Click Cancel to cancel the current operation Help Click Help to get on line Help on the current dialog The Set Local Pan dialog allows you to set the values for panning across the waveform displayed in the panel Panning is very similar to a scrolling operation and you can pan horizontally or vertically by an amount you specify Entering a positive delta value for the X Axis shifts the waveform to the right Entering a negative delta value for the X Axis shifts the waveform to the left Entering a positive delta value for the Y Axis shifts the waveform upward Entering a negative delta value for the X Axis shifts the waveform downward The Set Pan option is available on the context sensitive menu in the panel Click using the right mouse button to display this menu Panning operations are performed independently on each axis When displaying two Y axes you can set different panning amounts for each axis AvanWaves User Guide Figure 4 16 Set Local Pan Panel 1 W Set Local Pan Axis Delta 10 Frequency 0 Frequency Volts dB 0 vdb Axis Lis
46. buttons are Set Foreground Opens the Color Preference Chooser to set the foreground color Set Background Opens the Color Preference Chooser to set the background color Set Font Opens the Font Preference Chooser to select the font to use in the AvanWaves application OK Click OK to apply the selections that you made Defaults Click Defaults to use the default settings for each of the items in the window Cancel Click Cancel to cancel the current operation and make no changes Help Click Help to get on line Help on the current window AvanWaves User Guide The Set Analysis Preferences Window From the Select Preferences window click on Analysis Curves to show the Set Analysis Preferences dialog window The Set Analysis Preferences window is used to select the following waveform display attributes m The color of the displayed waveform Whether the continuity option is to be displayed The line style used to represent the displayed waveform The symbol used to represent the displayed data points on a waveform m The frequency with which the symbols are placed on a waveform Figure 4 19 Set Analysis Preferences window Id Set Analysis Preferences p Curve Color Continuity Line Style Symbol Frequency j LI lO l Ix O D lO X PTAA OK Defaults Cancel Help AvanWaves User Guide 4 33 Curve Color The Curve number indicates the order in which the colors are used to display the waveforms in
47. ce DC analysis for a MOS device displaying a family of I vs V curves The example uses the design mosiv sp in the installdir demo awaves tutorial dc directory Opening the Design To open the mosiv sp design 1 In the Results Display window select the Design Open command using the right mouse button The Open Design window appears 2 In the Open text area enter the following design file path name Sinstalldir awaves tutorial dc mosiv sp 3 Click on OK with the left mouse button The Results Browser opens as shown in Figure 2 1 listing the analysis files for the design AvanWaves User Guide 2 3 Figure 2 1 The Results Browser ial Results Browser Design DO port worktemp demo mwaves tutonal dc mosiv DC file mosiv sp DC mos iv sweep vds to Sv vbs 0 vgs 5v 6 8V 9 1 25 d DC mos iv sweep vds to 5y vbs 0 vgs 5v 6 7 8V 9 1 2 Hierarchy Types lVoltageX 4 Voltages i mvg4 i mvgs i mvg0_5 i mvg0_6 H T i mvg0_7 i mvg0_8 Current X Axis VOLTS Apply Default Selecting the Analysis Files The analysis is set up by selecting an analysis file and an analysis type as follows 1 In the Results Browser select the DC analysis AO This is the file to be used in the analysis 2 In the Types scroll box select the analysis data type Currents A list of all curves associated with the selected data type is displayed in the Curves scroll box 2
48. d area of the panel in relation to the Y axis Zoom Out Y Zooms out from a selected area of the panel in relation to the Y axis Zoom In X Y Zooms in any direction into a selected area of the panel Zoom Out X Y Zooms in any direction out of a selected area of the panel Last Zoom Displays the previous zoom selection in the panel LE Set Zoom Allows you to set scale X and Y values to define the limits of the display window For the field following the numeric values select units from a range of milli to tera AvanWaves User Guide Table A 1 Command Summary Continued Menu Command Description Pan X Moves the waveform view in relation to the X axis by the amount specified E Pan Y Moves the waveform view in relation to the Y axis by the amount specified Pan X Y Moves the waveform view in any direction by the amount specified Measure Point Identifies a selected point on a waveform Measure PointToPoint Measures the distances between two points selected on a waveform deltaXx and deltaY and the slope between the two points The measurements label appears adjacent to the final point LE Delete Measure Deletes the selected measure from the panel display Delete All Measure Removes all measure values from the panel display Measure Title Allows a user title to be Measure Label entered into a field of this Op
49. d in the boxes Figure 4 6 Speed bar Result Browser Two Points Measure Zoom Out X Print Manager Zoom In X Zoom Out Y Zoom In Y Zoom In X Y One Point Measure Expression Builder Zoom Out X Y 4 10 AvanWaves User Guide The Panel Panels contain waveform displays in the AvanWaves Results Display window A panel consists of a panel name a Waveform Display area an X Axis and a Y Axis and a Wave List The waveforms can be raw simulation data measurements or results of an analysis using expressions and operations on simulation data A panel also has two context sensitive pop up menus associated with it Panels can be added to or deleted from the Results Display window Panels can be switched from one view type to another You can save all information and status of a panel in a configuration Figure 4 7 A Panel Di si piai 4 LAleiain The following is a description of the components of a panel Panel name Each new panel is opened with a default panel name such as Panel 1 You can change the panel name by deleting the default name and typing a new one Panel names are displayed in the Panel List in the Panel pulldown menu To delete a particular panel select the panel name and click the Delete key Waveform Display area the display area inside the panel where simulation data and analyses are displayed AvanWaves User Guide 4 11 Note X Axis The horizontal X Axis and the associa
50. e raw transient simulation output data DC analysis graph data file AC analysis graph data file transient measure data file An associated design tr file must exist for this file to be current DC measure data file An associated design sw file must exist for this file to be current AC measure data file An associated design ac file must exist for this file to be current Transient output data from Star Sim Transient output data from Star Sim Transient output data from Star Sim Using the Close Design Window The Close Design window lists all designs you have opened in your current AvanWaves session To close a design AvanWaves User Guide 1 From the Results Display window Select Design Close The Close Design window appears as shown in Figure 3 2 2 Select the design that you want to close then click OK or Apply Double clicking the design has the same effect as clicking Apply Figure 3 2 Buttons Close Design Close Design DO tmp_mntinfs metis Dogs Meta_Waves qa95 2 doc acfamc1741 The available buttons are OK Apply Cancel Help After selecting the design from the list click OK to close the design This removes the design from the current session and closes the Close Design window After selecting the design from the list click Apply to close the design This removes the design from the current session You must click Cancel to close the Close Design window
51. e 10 logarithm of the absolute value of x multiplied by 20 with the sign of x sign of x 20log10 Ixl derivative curve Returns the derivative of the curve exp x Returns e raised to the power x e fftImag curve start stop numpoints window alpha Returns the imaginary components of a Fast Fourier Transform Start and stop must be specified as real decimal numbers for example 0 0000000 fftMag curve start stop numpoints window alpha Returns the magnitude of a Fast Fourier Transform fftMag curve start stop window alpha mag fftReal curve start stop window alpha fftImag curve start stop window alpha start and stop must be specified as real decimal numbers fftPhase curve start stop numpoints window alpha Returns the phase of a Fast Fourier Transform fftPhase curve start stop window alpha phase fftReal curve start stop window alpha fftImag curve start stop window alpha start and stop must be specified as real decimal numbers fftReal curve start stop numpoints window alpha Returns the real components of a Fast Fourier Transform Start and stop must be specified as real decimal numbers AvanWaves User Guide B 3 Table B 1 List of Predefined Functions Continued Function Description imag mag ph Converts polar to rectangular form imag mag ph mag sin p
52. eceesseceeseeeees 12 4 Using Bookmarks a isn Se xamerdt a a 12 4 Using Help DocSet BroWwserT sessseeesseesssesseesseressseessressersseresseeessees 12 5 Using the Entries List to Get Help ee ceeeeeeeeeneeeneeenes 12 6 Using Search to Get Help isch te ete setae eee 12 7 xii AvanWaves User Guide Appendix A Command Summary A 1 Appendix B Operators and Functions B 1 Operators a nner a aE En E ees CoP Oe cee eee ee ee Arithmetic Operators 5 caioa ted ce alo aehetionloenes Comparison Operators cceeceeseeseecsneceeeeeeeeeeneeenaeens Boolean Operators sical weet vast see ee Conditional Operator jcsiesact tices ace ee teed ees cas Predefined Functions FFT Parameter Description Appendix C Terms and Naming Conventions C 1 Glossary of AvanWaves Terms Naming Conventions AvanWaves User Guide xiii xiv AvanWaves User Guide TWent Introducing AvanWaves This chapter introduces you to the AvanWaves product and describes the features available and the input files utilized AvanWaves version 1997 4 is available on UNIX and PC platforms only Features AvanWaves provides a convenient graphical interface to display analyze and print the results of Star Hspice simulations This version of AvanWaves enables you to Load all files associated with a particular design in one step Open multiple designs simultaneously Update an existing design with information obtained from a new simulation run Sup
53. ectory selector pop up menu select the directory that contains the design you want to open This is the run directory 3 If the design file is in a subdirectory of the run directory select the subdirectory in the left hand list area in the Open Design window 4 In the right hand list area select the simulation file you want to open On opening the design AvanWaves collects all of the files associated with this design the Star Hspice input and output files and the other associated files having the same design root name from the path specified You can navigate through the directory structure in the following ways m Enter a path and design name into the Open field in the dialog box m Double click on a directory to display its contents 3 2 AvanWaves User Guide Q Use the lt button to select the parent directory or use the gt button to select a subdirectory Q Use the History menu to select designs that you have previously visited m Select a path from the pop up menu This menu always contains the name of your current directory To open the design double click on the design name or select the design from the file list displayed and then click OK or Apply Selecting Menus The following selections can be made in the Open Design window History Menu Select the History menu to get a list of the paths to designs previously visited in this AvanWaves session The maximum number of paths that can be displayed is fi
54. egative The output waveforms for variables simulated in Star Hspice The collective information that describes your circuit such as the analysis files the netlist the graph data files and so on AvanWaves provides a graphical representation of your circuit design The graphical representation of the results derived from a simulation run Graph data file Star Hspice Monotonic Plot Panel Results Browser Run files Sweep Sweep Filter Wave Display area Waveform Waveform Display Wave List Naming Conventions Analysis also known as a waveform or curve A graph is displayed inside a panel The Star Hspice output data files from either sweeps or measures Avan Software s circuit simulator A graph that has points connected in the X direction only Contains all of the information about an analysis in graphical form A panel has a title a wave display area an X axis and Y axis and a Wave List The number of panels displayed is limited by the window size The dialog box containing a list of all simulation results available for the current design Files resulting from an Star Hspice simulation run A set of simulation output data with parametric variation In Star Hspice known as an outer loop sweep The filter is used to limit the number of data points displayed in the curves area to those that you specifically require The area of a panel in which waveforms are displayed Pl
55. elect the Configuration Save command in the Results Display window The Save Configuration dialog appears The complete path to the current design is shown in the Design field The Save Configuration dialog allows you to save the configurations during a AvanWaves session This is helpful for documenting your circuit simulation or for restoring a configuration in a later AvanWaves session Only data derived during your present session is stored Figure 7 1 Save Configuration dialog 2 3 wj Save Configuration Design tmp_mnt nfs metis Dogs Meta_Waves qa95 2 doc ac amc1 Config In the Config field enter the name of the file in which you want to save the current configuration Click Save to save the configuration If a configuration file with the same name already exists in the lt design gt sav directory you will be asked to confirm that you want to overwrite it Click OK to overwrite the configuration or Cancel to cancel the current operation Opening a Configuration 7 2 To open a saved configuration Select the Configuration Open command in the Results Display window The Open Configuration dialog is displayed AvanWaves User Guide Figure 7 2 Open Configuration Dialog fe Open Configuration Design f ftmp_mnt nfs opus1 ruthg mwaves demo Sweepf Config ass Open Cancel Help The complete path to the current design is shown in the Design field The name of the first configuration t
56. elect the page size to print a hard copy Click either Landscape or Portrait as the page orientation for printing AvanWaves User Guide Color Click Color to print to a color printer Click Monochrome to get a black and white print Buttons The available buttons are Print Click Print to print the current file selection If the output is going to a file a dialog box is displayed for you to specify the location and file name for the output Cancel Click Cancel to cancel the current print operation Help Click Help to get on line Help on the current dialog Set Zoom Select the Window gt Set Zoom option to display the Zoom Selected Panels dialog window shown in Figure 4 15 This window lets you set the zoom factor for zooming in and out of selected areas on the waveform displayed in a panel The view of the waveform is changed by the ranges selected The Set Local Zoom option is available on the context sensitive menu in the panel Click using the right mouse button to display this menu Figure 4 15 Zoom Selected Panels Set Local oom pats Kinran ie Muara qin j AvanWaves User Guide 4 27 Set Pan Note 4 28 Axis Lists the axes displayed in the Results Display window You can have one X Axis and up to two Y axes displayed Minimum Contains the value of the lower limits of each axis A pop up menu containing the scale factors is associated with this field Maximum Enter the value of the upper limit of each
57. elerator menu A 6 AvanWaves User Guide Table A 1 Command Summary Continued Menu Command i Expressions Displays the Expression Description Builder which contains the functions and operators to be used in creating expressions and macros in AvanWaves This is the same as clicking on the Expression Builder icon on the accelerator menu Tools t Expressions LE Macro Add Macro Displays a dialog for creating macros to use in expressions Edit Macro Displays a dialog allowing you to edit the macro Load Macro Displays a dialog for loading a previously saved Macro Tools 4 amp Expressions LE Macro LE Save Macro Saves a Macro for future use Load Macro LE Save Macro t History Lists the last five designs opened during the current AvanWaves session that can be selected and opened Special Home Returns you to your home directory Special Mark Marks a directory location for the History list Special Unmark Removes the current directory location from the marked list View by Name Lists the files by name in alphabetical order LE View by Date Modified Lists files according to the last date they were modified LE View by Date Created Lists files by the date they were created Filter Macro Definitions Lists files that contain Macro definition
58. elow the palette Click inside these boxes to select the amounts of light hue and saturation that you want to make up the new color The arrows move to indicate your new Color Hue and Saturation selections Repeat these steps for each curve for which you want to change the display color To apply the color to the currently selected curve click OK AvanWaves User Guide 8 3 The dialog box disappears and the color box in the Set Analysis Preferences window is updated Setting Continuity Display Select Continuity to display connections between the data points of a waveform Setting Continuity off displays only the symbols representing the data points with no curve segments connecting the symbols The default value is on A single click toggles the feature on or off Setting the Line Style You can assign different line styles to each curve to differentiate waveforms on monochrome hardcopy plots Default line styles are automatically assigned to the basic set of eight curves To change the line style assigned to a curve 1 Click on the line style that you want to change The Line Style Chooser is displayed for the particular curve associated with that line style 2 Select a line style from one of the eight line styles available for each curve 3 Click Apply Setting the Symbol Type You can assign different symbols to each curve to differentiate waveforms on monochrome hardcopy plots The symbols used to r
59. epresent the data points on a curve are selected with Symbol function Only one symbol can be used per curve Default symbols are automatically assigned to the basic set of eight curves To change the symbol assigned to a curve 1 Click on the symbol that you want to change The Symbol Chooser is displayed for the particular curve associated with that symbol 2 Select a symbol from one of the nine symbols available for each curve 8 4 AvanWaves User Guide 3 Click Apply Setting the Symbol Frequency The Frequency setting determines how many of the available data points on a waveform are marked with the designated symbol For example a symbol frequency of 2 displays the symbol for alternate data point A frequency of O means that only the first data point on the curve is marked with the symbol Click OK to apply the preference selections Setting General Preferences The Set General Preferences dialog lets you set preferences for foreground and background colors and to set the font used for menu and window names and for displaying messages To bring up the Set General Preferences window in the Select Preferences window select Edit Application General Setting the Font The Font Preference Chooser allows you to customize the font used in the MetaWaves application To customize the font 1 Click Set Font to open the Font Preference Chooser 2 In the Family box select the font you want to use The selected fon
60. erimpose results with two different data types within one graph using up to two different Y axes Build algebraic expressions and macros to modify and combine simulation results for display Graph without limitations simulation results or for displaying panels Interactively measure and label data on waveforms AvanWaves User Guide 1 1 Save and restore all aspects of a particular design analysis as a configuration Look at individual parametric variations using the Sweep Filter Produce hard copy prints of the design analysis and results display m Access online Help Run Star Hspice within the waveform analysis section AvanWaves User Guide Design Flow The design flow diagram for AvanWaves is shown in Figure 1 1 Figure 1 1 AvanWaves Design Flow Diagram Open Design Select Analysis Review Simulation Data Available s Graph Results Save Configuration File Build Expressions Open Configuration File and Macros AvanWaves User Guide 1 3 Input Files Star Hspice run files and configuration files saved during a AvanWaves session are used as input to AvanWaves The configuration file is located in a directory having the same name as your current design with a sav extension The configuration file is located in the lt design_name gt sav directory and has a cfg extension The Star Hspice run files used as input to AvanWaves are listed in Table 1 1 Table 1 1 Files used as input to
61. esssesessesssseesseessersseessees 5 10 Chapter 6 Creating Macros and Expressions Using The Expression Builder scecsgcssscsencsssccdsvas agen tacsaateatodacaonedesentgeasaene s 6 1 Using PUMCLIONS co ceria vasacascnunteed Anstey ntessaues a a a 6 2 Using Operators si escarir ea E A i a S 6 3 Using Curves in Expressions ssssssssesssessessserrsseeessresseesseesseee 6 4 Selecting and Editing EXpressions sesseeseeeseereesererererserereees 6 4 Using Expressions nA EEE EAEE 6 5 Deleting EXpr ssions e a E A e dgus RE vases casentee cease 6 6 Using the Macro Builder senen ien na epen E a ees 6 6 Creating and Using Macros ccesscecssececesececeeececsseeeeseeeeaees 6 7 Displaying Macross ite neede EE e E ESE 6 9 Editing a NIAC Hts scene tactile ta i REA ASTA Saat 6 9 L ading a Macrocera ie a a age 6 10 Saving a Macio o neona ten a a AN R ANS 6 11 Deleting a Macro siisiscsdsceis si siassnassdaatisasian es sedesataiisbaccoasedentaneseates 6 11 Chapter 7 Using Configurations CONS UPAM OMe PES eaa e a actu E A Ea ETET 7 1 Saving a Config rati N sisenemise n siinse ins 7 2 Openi g a Confis r tion Anessa ean a paneer 7 2 x AvanWaves User Guide Deleting a Cont SuraGon gy ecsetet Ee 7 4 Chapter 8 Setting Preferences The Select Preferences Window vs 00een ies iatieiea eas nds eee 8 1 Men Opuons 23 44 2202 cea ee ie AS eee 8 2 Setting Analysis Preferences 6 oic50 G c ce s Gas Neadetensaeen 8 3 Setting
62. etaWaves collects all the files associated with this design the HSPICE input and output files and the other associated files having the same design root name from the path specified You can navigate through the directory structure in the following ways 1 Enter a path and design name into the Open field in the dialogue 2 double click on a directory to descend into it 3 use the lt button to ascend the directory structure or gt to descend through the directories 4 use the History menu to navigate to a place that you had previously visited 5 select a path from the pop up menu This menu always contains the name of your current directory To open the design double click on the design name or select the design from the File List displayed then click Open Topic D Using the Section Menu The Section pop up menu displays a list of the Help topics associated with the currently selected topic The list always contains the parent of the topic selected and the selected topic At the top level the list contains all entries under the parent topic To select a topic from the list click on the Section menu button then click on the desired topic in the list The Help page displays Help for the selected topic AvanWaves User Guide 12 3 Using the Topic Selection Arrows Note The Topic selection arrows are found at the bottom of each Help page and dialog box You can step through the Help topics listed on the Help Doc
63. f O or 1 Operator Function Description gt Greater than lt Less than AvanWaves User Guide B 1 Boolean Operators Greater than or equal to Less than or equal to Not equal to Equal The following operators evaluate Boolean expressions and return values of O or 1 Operator amp amp Conditional Operator Function Description Performs the AND operation Returns 1 if both values are nonzero and returns O otherwise Performs the OR operation Returns 1 if either value is nonzero and returns O otherwise Performs the NOT operation Returns 1 if its argument is 0 and returns 0 otherwise The following conditional operator is available Operator lt expr1 gt lt expr2 gt lt expr3 gt B 2 Function Description lt expr1 gt lt expr2 gt and lt expr3 gt are expressions If the result of lt expr1 gt is nonzero then the result of lt expr2 gt is returned otherwise the result of lt expr3 gt is returned AvanWaves User Guide Predefined Functions The functions shown in Table B 1 are available for use in expressions in AvanWaves Table B 1 List of Predefined Functions Function Description abs x Returns the absolute value of x Ixl atan x Returns the arctangent of x radians atan2 y x Returns the arctangent of y x between pi and pi cos x Returns the cosine of x radians cosh x Returns the hyperbolic cosine of x radians decibel x Returns the bas
64. h integer x Returns the integer portion of x truncates the decimal portion integral curve Returns the integral of the curve log x Returns the natural logarithm of the absolute value of x with the sign of x sign of x log Ixl log 10 x Returns the base 10 logarithm of the absolute value of x with the sign of x sign of x logjo Ixl mag y x Converts from rectangular to polar form sqrt y y x x max x y Returns the numeric maximum of x and y min x y Returns the numeric minimum of x and y phase y x Converts from rectangular to polar form returns the arctangent of y x between 180 and 180 degrees pow x y Returns x to the power y real mag ph Converts polar to rectangular form real mag ph mag cos ph sin x Returns the sine of x radians sinh x Returns the hyperbolic sine of x radians sqrt x Returns the square root of the absolute value of x sqrt x sqrt Ixl tan x Returns the tangent of x radians B 4 AvanWaves User Guide FFT Parameter Description Star Hspice FFT simulation has enhanced accuracy because Star Hspice FFTs use double precision floating point numbers compared with the single precision floating point of the Graph data files in normal simulation Table B 2 shows the parameters used with the FFT functions available in AvanWaves Note The AvanWaves equivalent to the Star Hspice FFT simulation is the SftMag function Table B 2 FFT Statement Parameters Parameter Defa
65. hardcopy plots you can use a different line style for each waveform AvanWaves User Guide Symbol The symbol used to represent the data points on each curve is selected with this function Default symbols are automatically assigned to the basic set of eight curves Click on a Symbol button to show the Symbol Chooser and select from any one of nine symbols In order to distinguish different waveforms on monochrome hardcopy plots you can use a different symbol for each waveform Frequency The setting of Frequency determines how many of the available data points are displayed on a waveform A frequency of two displays every other data point with a symbol A frequency setting of O means that only the first data point on the curve is displayed Type a new number in the Frequency field to make a change Setting your Preference Use the following buttons in the Set Analysis Preferences window to register your choices Buttons The available buttons are OK Click OK to apply the selections that you made to the Analysis Preferences and close the dialog window Defaults Click Defaults to use the default settings for each of the items in the window Cancel Click Cancel to cancel the current operation and make no changes Help Click Help to get on line Help on the current window AvanWaves User Guide 4 35 The Symbol Chooser The Symbol Chooser displays a list of nine symbols that can be used to represent the data points o
66. hat was opened for the current design is displayed in the Config field Before opening a new configuration you are prompted to save the state of your current design To see a list of all configurations for the current design 1 Select the pull down arrow in the Config field with the left mouse button The pull down menu is displayed 2 Select the configuration that you want from the menu then click Open The new configuration is opened Opening a configuration removes all o f the information on the screen about the current design and replaces it with the design information associated with the selected configuration The state of the panels and the tools is set to the state of the configuration just opened If the configuration you opened belongs to the current design but also contains waveforms from another design the associated design is opened and displayed Another window also is opened listing the waveforms that were not retrieved in opening the configuration giving the design name and giving you the option to open the design To open the design click Apply in this window The design is then opened and the panels updated with the waveforms Note You can only see the configurations associated with the current design AvanWaves User Guide 7 3 Deleting a Configuration To delete a configuration 1 Select the Configuration Delete command in the Results Display window This displays the Delete Configuration dialog
67. he time domain data to reduce the spectral leakage associated with finite duration time signals Windows are smooth functions that peak in the middle frequencies and decrease to zero at the edges thus reducing the effects of the discontinuities as a result of periodic extension Table B 3 lists the common performance parameters for FFT windows available in Star Hspice Refer to Star Hspice Application Note 6144 FFT Spectrum Analysis for more information about FFT windows and FFT simulations Table B 3 Window Weighting Characteristics in FFT Analysis Side went Lobe 3w aB Ort Window Equation Roll Off Bandwidth Lobe dB 1 0 T Process dB octave Loss dB Rectangular W n I I3 6 0 89 3 92 O lt n lt Npt B 6 AvanWaves User Guide Table B 3 Window Weighting Characteristics in FFT Analysis Window Equation Highest Side Lobe dB Side Lobe Roll Off dB octave 3 0 dB Bandwidth 1 0 T Worst Case Process Loss dB Bartlett W n 2n NP 1 0 lt n lt NP 2 1 W n 2 2n NP 1 NP 2 lt n lt NP 27 12 1 28 3 07 Hanning W n 0 5 0 5 cos 2ttn NP 1 O lt n lt NP 32 18 1 44 3 18 Hamming W n 0 54 0 46 cos 21n NP 1 O lt n lt NP 1 30 3 10 Blackman W n 0 42323 0 49755 cos 21n NP 1 0 07922cos co s 47n NP 1 O lt n lt NP 58 18 1 68 3 47
68. ht in as your current design You must click Cancel to close the Close Design window Cancel Click Cancel to cancel the current operation and close the Current Design window Help Click Help to get the AvanWaves on line Help on the current dialog box AvanWaves User Guide 3 7 Exiting the Design 3 8 To close the design and quit the AvanWaves application do the following 1 Select Design Exit in the Results Display window The Exit AvanWaves dialog box is displayed You are given the option of saving your current design configuration before quitting Refer to Chapter 7 Using Configurations for information about saving and restoring AvanWaves configurations 2 To save your design configuration click Save The Save Configuration dialog appears 3 Enter the name of the configuration then click Save in the Save Configuration dialog This saves your design to the configuration specified and then exits the AvanWaves application AvanWaves User Guide TWent 4 Understanding the User Interface This chapter describes the AvanWaves user interface which includes the command line invocation mouse operations and the menus and tools used to perform operations on the simulation results A list of keyboard shortcuts also is provided for the most commonly used commands Invoking AvanWaves AvanWaves is invoked on the command line using different options The full command line syntax is awaves d lt path
69. in Window Star Hspice Launcher mie x Title Listing Multi Jobs Version Star Hspice 97 1 Win 95 4 0 Simulate Edit Netlist Edit Listing AvanWaves Close Configuring the MS Windows Launcher Customize configurations using the Configuration menu of the Launcher as shown in Figure 10 3 The start up directory defaults to the value of the AVANHOME environment variable set up during Star Hspice installation The input file suffix defaults to sp The output file suffix defaults to lis The editor defaults to notepad exe Changing any of these values causes the Launcher to update the file lt AVANHOME gt hspui cfg with the new values The next run of the Launcher provides the new values AvanWaves User Guide 10 3 Figure 10 3 Launcher Options Window Open Design OO O File name Folders OK Cancel Network l Read on List files of type Drives Design sp x amp c partc The menu item Configuration Versions displays the current executables and their paths for the Launcher HSPUD Star Hspice and AvanWaves Note Standard menu items such as File and Edit although displayed on the Star Hspice Win menu bar are not available to use in this release The Configuration Version strings are changed from the main window Versions combo box You cannot change them here You can associate your lt design gt sp file with the Launcher using the File Associate command in the Windo
70. ion Builder This displays the Add Macro dialog box as shown in Figure 6 2 2 Enter the name of the macro and the arguments associated with the macro into the Macro Head field 3 Enter the macro definition into the Macro Body field The macro definition can contain functions and operators defined previously in the Expression Builder window 4 Click Apply to add the macro to the Macros list AvanWaves User Guide 6 7 Figure 6 2 The Add Edit Macro dialog Macro Head oo Macro Body To use a function or operator in a macro definition 1 Place the cursor at the point in the macro where you want to enter the function or operator 2 Select the function or operator with the left mouse button 3 Click on the function or operator with the middle mouse button and drag and drop it into the macro body 6 8 AvanWaves User Guide To use an operator in a macro definition 1 Place the cursor at the point in the macro where you want to enter the operator 2 Select the operator with the left mouse button 3 Click on the operator with the middle mouse button and drag and drop it into the macro body Displaying a Macro To display a macro that has previously been defined 1 Select the macro from the Macros list 2 Select Options Edit Macro The Macro head definition and any notes on the macro in the Edit Macro dialog are displayed Editing a Macro To edit a macro 1 Click on the macro you want t
71. ir n1 10100 1k 10K0 HERTZ Setting the Zoom Factor To set the zoom factor for viewing a specific section of the waveform 1 Click in the waveform display area of the panel to display the context sensitive pop up menu 2 Select Set Zoom from the pop up menu The Set Local Zoom dialog is displayed as shown in Figure 11 15 3 In the Set Local Zoom dialog set the following values for the variables displayed by typing them into the text entry area Q For Frequency set Minimum to 1 and Maximum to 10x The scale factors are displayed in the field next to the text entry area Click on the scale factors required to select it To change the unit from O to x in the pop up menu select x 6 QO For Volts Phase set the Minimum to 20 and the Maximum to 120 QO For Volts dB set the Minimum to 20 and the Maximum to 120 4 Click OK to apply the changes 11 16 AvanWaves User Guide Figure 11 15 Set Local Zoom dialog Panel 3 wW Set Local Zoom Axis _Minimum 10 Maximum 10 E aj i fic gt x 6 F Frequency Volts dB 20 120 0 vdb Volts Phase 20 120 0 a p Ok Apply Cancel Help The view in the panel changes to reflect the zoom factor selected shown in Figure 11 16 This is the Bode plot that we wanted to display Figure 11 16 vdb out0 and out0 displayed after setting the zoom factor When using Bode plots you generally want to measure the phase margin which i
72. l Current xX Gurentx T M current y Gurrent SOS il Delta x i aos fl betay Detay SCS ii Slope Slope n m Derivative Derivative SS _j Hide Orientation NW NE W SW SE Transparency Opaque Transparent OK Apply Cancel Title X1 Y1 Current X Current Y Delta X AvanWaves User Guide Specifies the title string for the measure label Specifies the title for the X1 value Specifies the title for the Y1 value Specifies the title for the current X value with label Specifies the title for the current Y value with label Specifies the string in front of the Delta X value for two point measurement 5 12 Delta Y Slope Derivative Orientation Transparency Specifies the string in front of the Delta Y value for two point measurement Specifies the string in front of the Slope value for two point measurement Specifies the string in front of the Derivative value Specifies the orientation of the measure label relative to the measurement point NW NL SL SW Specifies whether the background of the measure label is to be transparent or opaque AvanWaves User Guide TWent 6 Creating Macros and Expressions This chapter describes the procedures for building expressions and macros with the Expression Builder in AvanWaves Simulation data from Star Hspice can be analyzed in AvanWaves by displaying available raw output data However more
73. lation on a single file or a group of files set the pulldown menu to Selected and select those files you wish to simulate from the Batch Job list box Use the left mouse button to select a single file Press and hold the Control key and select another file with the left mouse button to add to the selected list Press and hold the Shift key to select all files between the current file and the last selected file 3 Press the Simulate button to start the consecutive simulations Using the Drag and Drop Functions The Star Hspice Multi Jobs window provides a drag and drop capability to remove files from the list edit files run simulations and view the results with AvanWaves Beside the icons the user also can use the Text Editor box to view and edit the design file lt design gt sp To do this drag and drop the file from the upper list box to the bottom one The file contents are displayed in the bottom editor for the user to view and or edit To display the files associated with a design double click on the upper list box on the selected design file lt design gt sp file All the associated files tr ac sw mt are listed in the bottom list box 10 6 AvanWaves User Guide TWent 11 Running the Tutorial The examples within this chapter describe how you can use AvanWaves to evaluate the results of various types of Star Hspice simulations This chapter contains examples for three kinds of analysis m
74. le in the Sweep Filter dialog shows the name of the panel to which the sweeps belong Figure 4 12 Sweep Filter Sweep Filter Panel 5 Toggle i button Swept increment Sweep display area The display area of the filter shows the sweep increments associated with a particular waveform in the current design The first entry in the first column in the display area acts as a toggle for selecting or deselecting the sweep increments in the adjoining row The sweep increments can be selected individually by clicking on them using the left mouse button The sweep increments also can be selected in groups by holding the Control button down while selecting each one using the left mouse button Buttons The available buttons are OK Click OK after selecting the sweep s you want to display This displays the sweep s in the waveform display area AvanWaves User Guide 4 23 Apply Cancel Help of the panel and closes the Sweep Filter Click Apply after selecting the sweeps from the list to display them in a panel You must click OK or press Return to close the Sweep Filter Click Cancel to cancel the current operation The Sweep Filter is closed Click Help to get the AvanWaves on line Help on the current dialog box The Print Dialog 4 24 The Print dialog window allows you to print the waveforms displayed in the panels along with the measurement data and any labels annotating the waveform Both open and hidden pa
75. ments and operators Variables can be selected from the simulation results found in the Curves section of the Results Browser Expressions can be used to build more complex expressions Result field Enter a name for the expression in the Result field The expression is saved under this name so that it can be used later The name is added to the Expressions list AvanWaves User Guide Clear button Clears the Expression field and the Result field Functions list The Functions list shows all the system defined functions that are available for use in creating expressions and macros Descriptions of the functions and operators available in AvanWaves can be found in Appendix B Operators list The Operators list shows all the predefined operators that are available for use in building expressions and macros in AvanWaves The following are the types of operators m Arithmetic return analog waveforms m Comparison gt lt lt gt return logical waveform results 1 or 0 m Boolean combination amp amp return logical waveform results 1 or 0 Conditional exprl expr2 expr3 analog value first parameter is logical Expressions list The Expressions list shows all user defined expressions Macros list The Macros list shows all the macros created or loaded into AvanWaves Macros can be selected from this list to be used in expressions the same way that functions a
76. n be selected from the panels menu You must select a panel by clicking in the panel before you perform an operation on it Anumber of panels may be selected at a time by holding down the Control key while selecting the panels Add Label 4 12 Use the Panels Add Label utility to add your own labels to waveforms AvanWaves User Guide 1 Click the left mouse button on Add Label or type Ctrl L to display the Label Name dialog window 2 Type your label into the Label field of the Label Name window 3 Click Apply to preserve the Label Name window if you want to apply another label after this one Click OK If your label is either singular or the last one of a set When you move your cursor into the waveform display area AvanWaves displays your label with your cursor arrow 4 Click the left mouse button to place the label in any position in the display area Delete Label Delete labels using Panels Delete Label Select the label by clicking on it with the left mouse button and then click on Delete Label or type Ctrl 2 to delete it The Wave List The Wave List is located on the left side of the Results Display window associated with each panel All waveforms currently displayed in the waveform display area of the panel are listed You can scroll through the Wave List if not all waveform names are visible The Context Sensitive Menus Context sensitive menus are pop up menus that are available in a particular a
77. n for reference Invoking the Run Manager To invoke the Run Manager from AvanWaves select Tools Run Star Hspice This command brings up the Run Manager dialog box listing all open designs in the Designs listbox and the Status of each as shown in Figure 9 1 AvantWaves User Guide 9 1 Figure 9 1 Run Manager dialog Run Manager Status Designs ftmp_mntinfs ship ship 96 3 demo mwaves tutonal dc mosiv Run Stop Source Listing Preferences Help Note Although thissection uses Star Hspice as an example you can easily substitute it with Star Sim by changing the value in the Default Simulator field under the Preferences button The features of the Run Manager dialog are Status Lists the present status of each Star Hspice job Design Lists all open designs You can run a design edit a source file and view a listing in simultaneous windows Run Displays the server chooser dialog for you to run Star Hspice Stop Stops the Star Hspice run Source Displays a window with the editor of your choice to edit the Star Hspice source file sp file Listing Displays a window with the editor of your choice to view the Star Hspice listing file lis file Preferences Displays the Run Manager Preferences dialog allowing you to select the type of text editor simulator and terminal to use 9 2 AvantWaves User Guide Running Star Hspice To run Star Hspice from the Run Manager 1 Select a design to run fr
78. n the Run Manager Preferences dialog window are discussed below Default simulator Usually Star Hspice Star Sim is an alternative Editor command Common options are vi or emacs If your editor displays it own window leave no entry in the XTERM command field XTERM command Enter xterm in this field Machine Enter the machine identification in this field Version Enter the path to the install directory for the simulator that you want to run AvantWaves User Guide 9 5 AvantWaves User Guide Twat 10 Using the MS Windows Launcher This chapter describes how to set up and use the MS Windows Launcher The directory structure for the MS Windows Launcher is shown in Figure 10 1 Figure 10 1 Directory Structure Design dir Sim input Design Config Raw output Measures Sp cfg tr ac Sw mt ma ms Setting Up Required Files The Launcher requires two files for successful operation AVANHOME versions txt AVANHOME hspui cfg AvanWaves User Guide The first of these files tells the Launcher what versions of Star Hspice Win are available for simulation and waveform analysis The default file contents are lt your AVANHOME gt Star Hspice Win 1997 3 as in C AVANTI 97 Star Hspice Win 1997 3 The second of these files configures the Launcher with information from the last run Working with Designs 10 2 Anew design can be created in several ways The Launcher allows
79. n your waveform The name of the selected curve is displayed in the title of this window Figure 4 20 The Symbol Chooser W Symbol Chooser Curve 1 Buttons The available buttons are OK Click OK to change the current symbol to the newly selected symbol Cancel Click Cancel to cancel the current operation Help Click Help to display the AvanWaves on line Help for this window 4 36 AvanWaves User Guide Line Style Chooser The Line Style Chooser displays a list of eight line styles that can be used to represent the waveform The name of the selected curve is displayed in the title of this window Figure 4 21 The Line Style Chooser Style Chooser Buttons The available buttons are OK Click OK to change the current symbol to the newly selected symbol Cancel Click Cancel to cancel the current operation Help Click Help to display the AvanWaves on line Help for this window AvanWaves User Guide 4 37 Keyboard Shortcuts and Hotkeys Keyboard shortcuts and hotkeys are used to accelerate specific operations that are normally invoked using a series of menu selections The table below lists the keyboard keys that are bound to particular functions in AvanWaves Table 4 1 Hotkey Definitions Subject Keystrokes Function Design Ctrl 0 Open Design Ctrl c Close Design Ctrl 6 Select current design Panels Ctrl a Add Panel Ctrl 1 Hide Pa
80. nd depressing the left mouse button generate a rectangle by dragging the cursor from left to right and bottom to top over the section of display that you want to include in the result Release this button to generate the new view You can draw the rectangle in the opposite direction but the bottom left hand end of the rectangle still becomes the start point for the resultant display AvanWaves zooms out the display to new X axis and Y axis scale lengths equal to the respective ratios of X axis and Y axis scale lengths to the lengths of the rectangle sides dragged by the mouse Last Zoom Selecting Last Zoom returns to the previous zoom selection When you select Last Zoom the panel view changes to display the previously selected zoom area Pan X Selecting Pan X displays a cross shaped cursor inside the waveform display area This type of cursor is used to specify the direction right or left and the distance on the X axis that you want to move the waveform in the waveform display To pan in the X direction Select the direction and the distance that you want to move the waveform by dragging the cursor a specified amount to the right or left while holding the left mouse button down The waveform is shifted parallel to the X axis Pan Y Select Pan Y to display a cross shaped cursor inside the waveform display area This type of cursor is used to specify the direction up or down and the distance on the Y axis that you want to m
81. nel Ctrl Del Delete Panel Del Delete selected curve in selected panel Ctrl u Update Ctrl 1 Add Label Ctrl 2 Delete Label Window Ctrl f Full Zoom display complete data set Ctrl x Zoom In X Ctrl 3 Zoom Out X Ctrl y Zoom In Y Ctrl 4 Zoom Out Y Ctrl z Zoom In X Y Ctrl 5 Zoom Out X Y Ctrl t Last Zoom Ctrl s Set Zoom Ctrl Shift X Pan X Ctrl Shift Y Pan Y Ctrl Shift Z Pan X Y 4 38 AvanWaves User Guide Table 4 1 Hotkey Definitions Continued Subject Keystrokes Function Measure Ctrl 8 Measure Point Ctrl m Measure Point to Point Ctrl 9 Delete Measure Ctrl d Delete All Measures Ctrl g Measure Label Options Ctrl i Measure Preferences Configuratio Ctrl n Open configuration n Ctrl v Save configuration Tools Ctrl b Display Results Browser Ctrl e Display Expression Builder dialog Ctrl p Display the Print dialog Ctrl Shift u Display Preference Manager dialog Ctrl h Run Star Hspice displays the Run Manager dialog AvanWaves User Guide 4 39 4 40 AvanWaves User Guide TWent Viewing Waveforms This chapter describes the functions available in AvanWaves to change the view of the current waveforms displayed in panels Views of waveforms are changed by selecting zooming and panning operations from the Windows menu Changing Views in a Panel Full The Window menu items are global operations in
82. nel in the Results Display window AvanWaves User Guide 11 13 Figure 11 12 Results Browser with vdb out0 selected Rail Results Browser Design D1 tmp_mnt nfs metis Dogs Meta_Waves qa95 2 doc ac amc1 741 AD Transient file mc1741 sp Hierarchy Curves ee Fd m Current X Axis HERTZ Apply Default Filter E Apply Default Cancel Help The first waveform is now displayed in the panel Now select the second waveform from the same analysis but having a different data type as follows 1 In the Types section select the type Volts Phase A list of all the curves associated with that type in the Curves area is displayed 2 In the Curves section of the Results Browser select the curve outO and drag it into the Panel in the Results Display window 11 14 AvanWaves User Guide Figure 11 13 Display of vdb out0 and out0 Panels Changing the Scale of the Display To change the scale of the X axis 1 Using the right mouse button click in the horizontal axis area to display the context sensitive pop up menu 2 Select the option Scale from this menu Adialog box is displayed that allows you to change the scale of the axis 3 Click the Logarithmic button to change the scale from Linear to Logarithmic then click OK Figure 11 14 Parameters out0O and vdb out0 displayed ona AvanWaves User Guide 11 15 logarithmic scale Panel 5 He eed a DO At pfoutd f u 10u 0Qu
83. nels can be printed Figure 4 13 Print dialog with Print to Printer selection Panels All v Selected Panels per Page One Many Step X View gi Print To Printer f v File Printer Name R Size Letter v Legal v AA Orientation Landscape vv Portrait Color y Color Monochrome Print Cancel Help AvanWaves User Guide Figure 4 14 Print dialog with Print to File selection Panels All v Selected Panels per Page One Many Step X View B Print To y Printer File Printer Format VPS vV EPS Size Letter v PA Orientation Landscape vv Portrait Color Color Monochrome Print Help Print You can make printing selections by clicking on the buttons in the Print dialog The following options are available Panels Panels per Page AvanWaves User Guide Click All to print all the panels including the panels in the Results Display area as well as the hidden panels Click Selected to print panels that you have selected from the Results Display area and the Panel List Click One to print one panel per printed page One panel is printed per page for each of the panels selected There is no maximum number of panels that can be printed using this option An extended legend containing information about the waveform is displayed across the end of the print including the design name the design type the waveform name and the symbol used to represent data
84. ntry field and enter a name for the result in the Result field 2 Click Apply or press Return to enter the expression in the Expressions list The expression is entered in the list under the Result name To expand an expression to display its definition Double click on the result name in the Expressions list The expression name is entered into the Result field and the expression definition is displayed in the Expression field To display an expression 1 Select the expression name in the Expression list and drag it into the waveform display area of the panel The result of the expression is displayed as a waveform and the name of the expression preceded by the design and analysis number is added to the Wave List in the Results Display window AvanWaves User Guide 6 5 You cannot display an expression whose result is simply a constant for example abc abs 20 You can use it in another expression but cannot display a constant result such as abc by itself It must have a signal associated with it 2 To view the waveforms associated with the expression double click on the name of the expression in the Wave List Note Sweeps that are derived from an expression are not expanded in the Wave List but they are expanded when they come from the simulator Deleting Expressions To delete an expression from the Expression list m Using the left mouse button select the expression from the list then click Delete
85. o edit in the Macros list 2 Select Options Edit Macro This displays the Edit Macro dialog box containing the macro you selected 3 Enter your changes to the macro head body or notes sections 4 Click OK to apply the changes you made The updated Macro is added back to the Macros list To update an expression after editing a macro 1 In the Expression Builder select each expression that uses the macro 2 Click Apply This updates the expressions to use the new macro definition AvanWaves User Guide 6 9 Loading a Macro The Load Macros function is used to load previously saved macros into the Macros list Macros are user defined functions and can be used in building expressions The Load Macros dialog by default lists the available macro files with names of the form mac Use the Filter command to display other types of files Figure 6 3 The Load Save Macro Dialog Note j Load Macros History Special View Filter aci od amc1741 sav OK Apply Cancel Help To load a macro 1 Select the directory location of the macro and select the name of the saved macro file 2 Click OK or Apply to load the selected macro file and add it to the Macros list in the Expression Builder window AvanWaves User Guide Saving a Macro The Save Macro window allows you to save macros created during the current session to a file This allows you to load and use them in another AvanWaves session wi
86. ock All Angle Measurement operations can be performed at any angle Set Lock Lock Vertical At first point Measurement operations can only be performed in the X direction AvanWaves User Guide A 5 Table A 1 Command Summary Continued Menu Command Description Set Lock Lock Measurement operations Horizontal At first point can only be performed in the Y direction Set Lock Lock Vertical Measurement operations At X Value can only be performed in the X value specified by the first measure point Set Lock Lock Measurement operations Horizontal At Y Value can only be performed in the Y value specified by the first measure point E Precision Sets the precision of the value obtained from measure operations Anchor Cursor Drops a pair of anchored cursors Remove Cursor Removes the selected pair of anchored cursors Anchor cursor Displays an anchored cursor showing x and y values Remove Anchor Removes the existing anchor Configuration Open Opens a configuration that was previously saved Save Saves the current panel and analysis environment as a configuration LE Delete Removes a selected configuration from the list of saved configurations Tools LE Results Browser Displays the Results Browser containing the currently active design analysis files This is the same as clicking on the Results Browser icon on the acc
87. ollowing measure functions are available on the Measure menu Point Displays the X and Y coordinates for the point selected on a waveform and the value of the derivative at that point PointToPoint Displays the delta X delta Y and the slope values for the two points selected Both Point and PointToPoint operations turn on the X Y coordinate display in the upper right corner of the Results Display window Delete Measure Removes the selected measure markers from the waveform display To select a marker hold down the Shift key and click with the left mouse AvanWaves User Guide 5 7 button on the marker This is a select deselect toggle To deselect a marker perform the same operation again Delete All Measures Removes all measures from all selected panels Measure Label Options Sets the display items inside the measure label The Measure Label Options dialog is displayed Anchor Cursor 5 8 Note Selecting this entry enables you to place a set of anchored cursors or adjustable measures on the display One cursor will be dropped on the next left mouse button press and the second on the following release of the button Each of the cursors will appear as a vertical line through all panels that share the same units on the X Axis Because anchored cursors appear in all compatible panels they allow convenient measurements between panels The only requirement is units compatibility not value compatibility thus all time axe
88. om the Designs listbox 2 Click on the Run button Star Hspice is run on the design that you just selected 3 Select Panel Update to update the waveform display with the new simulation data Editing the Star Hspice Source File To edit the Star Hspice input file sp file click on the Source button in the Run Manager dialog displayed in Figure 9 2 The source code is shown in the window with the selected text editor Figure 9 2 Star Hspice source in VI editor window B ftmp_mnt nfs ship ship 96 3 demo mwaves tutonal dc mosiv sp Wile mosiv sp mos iv sweep vds to 50v vbs 0 vgs 5v 6v 7v 8v 9 1v 2v 3v 4v 5y option nopage nomod post 2 newtol relmos 1e 4 absmos 1e 8 relv le 4 relvdc 1e 4 temp 25 Param l 5u w 20u mvg0_5 1 v0_5 0 vb nch l 1 w w mvgO_6 1 vO_6 0 vb nch 1 1 w w mvg _7 1 vO_ 0 vb nch l 1 w w mvg0_8 1 v0_8 0 vb nch l 1 w w mvg0_9 1 v0_9 0 vb nch l 1 w w myg 1 v1i 0 vb nch l wew myg2 1v2 0 vb nch l wew mgs 1v3 Q vb nch l wew mvg4 1v4 0 vb nch I wew mvgs 1 v5 0 vb nch l w w vds 1 0 vg0_5 v0_5 0 0 5 vg0_6 vO_6 0 0 6 vg0_7 vO_7 0 0 7 vg0_8 vO_8 0 0 8 AvantWaves User Guide 9 3 Viewing the Listing File After a simulation is completed you can view the listing file lis by clicking the Listing button in the Run Manager dialog The listing file is shown in the window with the editor of your choice as shown in Figure 9 3 Figure 9 3 Star Hspice Listing file in VI
89. on can have many parameters or arguments You can select waveforms to be used as parameters in a function one at a time or make multiple selections When you insert multiple waveforms in the Expression field they fill up the parameter values in the order in which you select them Selecting and Editing Expressions To select an existing expression 1 Click Clear This clears the Expressions field 2 With the left mouse button double click on the expression result name in the Expressions list 6 4 AvanWaves User Guide The actual expression is displayed in the Expression field and the name of the expression is displayed in the Result field To edit the definition of an expression 1 Select the expression 2 In the Expression field modify the expression definition then click Apply The expression is modified to reflect the changes Another way of modifying an expression is by changing the macro definition within the expression More information on Macros can be found in the Editing a Macro section on Page 6 6 Using Expressions The Expressions list contains all the expressions created in AvanWaves using the Expression Builder The expressions are saved with the current designs when a configuration is created An expression can be used as part of another expression by selecting it and dragging it into the Expression field To add an expression to the Expressions list 1 Enter an expression in the Expression text e
90. only limited by the size of the Results Display window If the window size is too small the following message is displayed when you select Add from the Panels pulldown menu Not enough room to display new panel Added as hidden panel The panel is added to the Panel List within the Panels pulldown menu as a hidden panel To display the panel increase the size of the Results Display window then double click on the hidden panel AvanWaves User Guide isip Displaying a Second Waveform To display a second waveform in the new panel 1 Click the L mouse button in the new panel to select it 2 In the Results Browser select the DC analysis A1 3 In the Types section select the analysis data type Currents In the Curves section of the Results Browser select i mvg2 using the L mouse button then double click the L mouse button to produce the curve in the selected display panel as shown in Figure 2 4 Alternatively you can drag the selected curve into the panel in the Results Display window using L mouse button OpenLook desktop middle mouse button Motif desktop To delete a waveform in a panel select the waveform in the wave list and press Del Figure 2 4 Two curves displayed in two panels Ti ee ee ee eee ee JETT EPERERA Repeat steps 1 through 3 to display the curve i mvg2 for the other analyses A3 to A5 Now you can compare the waveforms produced by the different types of analysis AvanWave
91. ons can be made in both directions The panel view then changes to that of the selected view To zoom into a specific area of the waveform in relation to both the X axis and the Y axis 1 In the Results Display window select Window gt Zoom in X Y This displays a magnifying glass cursor inside the waveform display area in the Panel This type of cursor is used to specify the distance in the X and Y directions that you want to select for zooming in the waveform display Position the cursor at the start of the area you want to select Then holding the left mouse button down drag the cursor over the distance you want to select for zooming Release the button when you have selected the area The line defines the area of the waveform that you want to zoom into The previous panel view then changes to the selected view Zoom Out X Y Select Zoom Out X Y to display the results window to a reduced area scale This command provides for area horizontal and vertical zooming To zoom out in a waveform display 1 In the Results Display window select Window Zoom Out X Y 5 4 This action displays a magnifying glass cursor inside the AvanWaves User Guide waveform display area of the panel This cursor is used to specify the X axis and Y axis start coordinates and the amount of zoom out required for the resultant display 2 Position the cursor at the point you want to be the start of the zoomed out display a
92. or m Select the expression then select Options Delete Expression Using the Macro Builder Macros are user defined expressions in a C like language The Macros list shows all of the macros created or loaded into AvanWaves Macros can be selected from this list to be used in expressions in the same way that functions are used in expressions Components of a AvanWaves macro are as follows Macro Head the name of the macro and the names of its arguments Macro Body any combination of functions and operators available in the Functions and Operators lists in the Expression Builder window Notes notes about the macro The head of a macro contains the macro name followed by a parenthesized list of parameters separated by commas For example the head of a magnitude function could be mag x y 6 6 AvanWaves User Guide The body is the definition of the macro which uses the parameters specified in the head For example the body of a square root function could be sqrt x x yty To use a macro in an expression 1 Place the cursor in the expression where you want to enter the macro 2 Select the macro using the left mouse button 3 Click on the macro with the middle mouse button and drag and drop it into the expression field Alternatively you can select the macro and double click on it with the left mouse button Creating and Using Macros To create a macro 1 Select Options Add Macro in the Express
93. or Help on a particular topic The Help page contains help on the topic requested such as a topic feature function procedure or command description as shown in Figure 12 1 The following pop up menu buttons are available on each Help page File Enables you to open and close Help pages as you need them You can call up the Table of Contents which is a general index to all the topics available in Help Edit Not implemented for this release Bookmarks Enables you to put markers in a document in areas of specific interest to you and keeps a list of these markers so that you can return to a particular topic at a later time History Lists the five most recent topics and subtopics that you have viewed during the current Help session You can use this list to go back to a topic and navigate faster between topics of interest Help Provides information on the Galaxy product that is used to implement the Help system 12 2 AvanWaves User Guide Figure 12 1 Help page ial mwaves The Open Design Window File v Edit v Bookmarks History v Help Design Open About the Open Design Window The Open Design window allows you to open one or more designs in MetaWaves A design is the collective information that describes your circuit such as the analysis files the netlist and the graph data files To select a design you must specify the path to the run directory and select one of the simulation files On opening the design M
94. otted data from a simulation The graphical display area inside a panel A list of the currently displayed waveforms Analyses are represented by Analysis numbers AO through An Each AvanWaves User Guide Configuration Design Expression Macro Panel Sweep Waveforms AvanWaves User Guide analysis has a unique number that acts as an identifier for that analysis Configurations have names assigned by users They are saved in files of the form lt config_name gt cfg Designs are represented by a design number DO through Dn Each design has a unique number that acts as an identifier for that design Expressions consist of a user assigned name and definition The definition is made up of functions macros and their arguments and operators Macros have names assigned by users They are saved in files of the form lt macro_name gt mac Macro parameters must be defined when the macro is created All panels have default names such as Panell Panel2 and so on The number indicates the order in which the panels were opened You can change panel names Sweeps are represented by sweep numbers SO through Sn Each sweep has a unique number that acts as an identifier for that sweep Waveform names can be no longer than sixteen characters in length This covers the Star Hspice limit for relative waveform names C 3 AvanWaves User Guide T Wit Index Symbols continuity 4 33 lt design gt line
95. ound color and the font used by the application Edit Analysis Curves Displays Set Analysis Preferences dialog that controls waveform display attributes AvanWaves User Guide Table A 1 Command Summary Continued Menu Command Help Opens the AvanWaves on Description line Help system Set Zoom Displays the Set Zoom dialog for setting the zoom factor for zooming in and out of selected areas in a panel Set Pan Displays the Set Pan dialog for setting values for panning in a panel Monotonic Continuous Plot Selects a monotonic or continuous waveform in the panel Sweep Filter Displays a dialog box containing the sweeps associated with the waveforms in the selected panel Sweeps can be selected or deselected for viewing by clicking on them Scale Linear Selects a linear scale Logarithmic Selects a logarithmic scale AvanWaves User Guide AvanWaves User Guide Wand B Operators and Functions This appendix lists the operators and functions currently available in AvanWaves Operators The following operators are available for use in expressions in AvanWaves Arithmetic Operators The following are arithmetic operators Operator Function Description Addition Subtraction Multiplication Division Comparison Operators The following operators perform comparisons and return values o
96. ove the waveform in the waveform display AvanWaves User Guide 5 5 Pan X Y To pan in the Y direction Select the direction and the distance that you want to move the waveform by dragging the cursor a specified amount up or down while holding the left mouse button down The waveform is shifted parallel to the Y axis Select Pan X Y to display a cross shaped cursor inside the waveform display area in the Panel This type of cursor is used to specify the distance that you want to move the waveform in X direction right or left and the Y direction up or down To pan in the X and Y directions While holding the left mouse button down drag the cursor a specified amount in any direction The view of the waveform is shifted by the distance specified in the X and Y directions Stacked Overlay 5 6 Note When AvanWaves is in overlay mode the default it generates one X and one Y Axis and draws each curve in that area In overlay mode AvanWaves combines a single X Axis with a separate Y Axis for each signal so the curves are stacked up one above the other on the screen Select Stacked Overlay Mode to toggle between these two display formats This functionality is also available in the pop up menu where the bottom entry will be either Stacked Mode or Overlay Mode depending on the mode to which AvanWaves is set Y Axis zooms of the individual plots in stacked mode are possible because each curve has an independent Y Axis Swi
97. ox for setting general application preferences for font foreground and background colors Edit Analysis Curves Allows you to set color preferences and continuity for displaying waveforms the symbol type and selecting frequency for displaying data points on waveforms AvanWaves User Guide Setting Analysis Preferences The Set Analysis Preferences window is used to select the following waveform attributes The color of the displayed waveform Whether the continuity symbol is displayed The symbol used to represent the displayed data points on a waveform The frequency with which the symbols are placed on a waveform This dialog sets the defaults for the eight curve preferences inherited in each panel The preferences for each curve are set individually To bring up the Set Analysis Preferences window in the Select Preferences window select Edit Analysis Curves Setting the Waveform Color A default set of colors is available initially for displaying the curves You can change the colors in the set and the order in which they are used To customize the color of a waveform l Click in the color box associated with a particular curve The Color Preference Chooser is displayed In the circular color palette select the color in which you want to display the curve The selected color is displayed in a view box beside the palette Three color control boxes Light Hue and Saturation are displayed b
98. pecific sweep curve is highlighted in the Results Display area You can select the sweeps that you want displayed in the panel using the Sweep Filter To display the sweep SO for each of the three analyses do the following m In the context sensitive menu associated with the waveform display area select Sweep Filter The Sweep Filter dialog box is displayed containing a list of all the sweeps associated with the waveforms The sweeps are listed by analysis You can show and hide sweeps in the panels by making selections in the Sweep Filter 11 6 AvanWaves User Guide To display the SO sweeps on each of the three analyses with size 1 1 In the Sweep Filter select all the zeros in the first column of the dialog box as shown in Figure 11 4 2 Click OK or Apply The three SO sweeps are displayed in the panel in the Results Display window shown in Figure 11 5 Figure 11 4 The Sweep Filter with the SO sweeps selected _ d Sweep Filter critical path typical model first Figure 11 5 S0 displayed for analyses AO A1 and A2 ii 1 i 1 1 tH AvanWaves User Guide 11 7 Using the Zoom In X Feature To zoom into the area that you want to measure along the X axis 1 In the context sensitive pop up menu select Zoom Zoom In X 2 Select the area on the X axis from time 15 to time 25 The view in the panel changes from the full view of the design to the view that you selected Note To avoid
99. r Guide 4 7 Current X Axis Selector The Current X Axis represents the variable and units to be used on the horizontal axis to display the waveform in the panel The default X Axis is the first independent variable in the Types list You can modify or change your X Axis variable as follows 1 Drag a curve from the Curves section into the Current X Axis box 2 Select a curve and click Apply in the Current X Axis box The X Axis used with this curve is now used as the current X Axis variable for the selected curve 3 Click Default This resets the value to the default value The default value is the first variable that appears in the Types list Filter Selector The Filter is used to select data points based on criteria entered by you for displaying in the Curves area You can enter your selection criteria in the Filter field Regular UNIX expressions are accepted Click Apply to apply your selection as a filter for the curves Click Reset to display the default values in the curves area for your analysis The Results Display Window The Results Display window is the primary application window containing the menus options functions and tools that you need to perform your simulation analysis The Results Display window contains these components m Menu bar Speed bar Panel s Wave List Context sensitive menus The components of the Results Display window are described in the following sections 4 8 AvanWaves User
100. re used in expressions Buttons The available buttons are Option Displays the Options Menu Help Click Help to get on line Help for the current window Cancel Click Cancel to cancel the current operations Apply Click Apply to apply the changes made to the expressions and macros AvanWaves User Guide 4 17 The Options Menu The Options pop up menu provides options for adding editing loading and saving user defined functions that can be used in expressions The following options are available in the Macro pop up menu Options gt Add Macro Creates a new macro and adds it to the Macros list Options Edit Macros Enables you to edit the macro that is currently selected in the Macros list Options gt Load Macros Loads previously defined macros into the Macros list to be used in creating expressions Options Save Macros Saves the current macro to a file Options Delete Expression Removes the specified expression Add Edit Macro Dialog The Add Macro dialog is used to add macros to the Macros list in the Expression Builder window These macros can be used later in expressions The Edit Macro dialog is used to edit previously defined macros A macro must be selected from the list of available macros in the Expression Builder window before selecting this option The macro selected for editing is displayed in the Edit Macro dialog when the dialog opens The Edit Macro dialog has the same user interface as
101. rea of the panel That is a particular pop up menu appears depending on the location of the cursor in the window The areas that have context sensitive menus in the Results Display window are the X Axis the Y Axis and inside the waveform display area Activate the context sensitive menus by clicking in the context sensitive area with the right mouse button AvanWaves User Guide 4 13 Figure 4 8 Context Sensitive menus In X In waveform Full Zoom In X Zoom B Zoom Out X Set Zoom Zoom In Y Pan Zoom Out Y Set Pan Zoom In X Y Monotonic Plot Zoom Out X Y Grid Off Last Zoom Sweep Filter Measure Preferences Stacked Mode Context sensitive menus in X Axis and Y Axis areas The context sensitive menus for the X Axis and Y Axis provide the option to change the scale used in the graph area Select this option to display a dialog box with toggle buttons from which you can choose a Linear or Logarithmic Scale Select the scale you want with any of the mouse buttons then click Apply to enforce it Context sensitive menus in waveform display areas The context sensitive menu for the waveform display area provides all the options available on the Window menu in the main menu bar in addition to the following options Set Zoom Calls up a dialog box in which you can set values for zooming The X Axis and Y Axis scales are defined here You can set specific zooming options having minimum and maximum
102. references and customize the AvanWaves operation Chapter 9 describes how the AvanWaves Run Manager can be used to control HSPICE simulations Chapter 10 describes how to use the Microsoft Windows Launcher to control HSPICE simulations Chapter 11 is a tutorial containing examples of using AvanWaves to analyze AC and transient HSPICE simulation Chapter 12 describes the on line Help system provided with AvanWaves Appendix A provides a summary of the commands available in AvanWaves Appendix B provides a list of the available mathematical functions and operators Appendix C provides the glossary of terms and a description of naming conventions Documentation Conventions Typographical Conventions The following table describes the typographical conventions used in this manual Convention Meaning Note Contains information of special importance Italics Identifies file directory and path names appearing in text References to file names with the general form lt name gt ext may be abbreviated as ext files Courier Identifies typed user input file examples or screen output AvanWaves User Guide iv Convention Meaning Indicates that you hold down the Ctrl key while you are etx pressing the x key Command Syntax and File Formats Command line syntax and file formats are defined using BNF based rules as summarized in the table below Convention Meaning
103. s Filter All Files Lists all files in the design AvanWaves User Guide A 7 A 8 Table A 1 Command Summary Continued Menu Command Description Tools Print ft History Lists the last five designs Print button opened during the current AvanWaves session that can be selected and opened Special Home Returns you to your home directory Special Mark Marks a directory location for the History list LE View by Name Lists the files by name in alphabetical order LE View by Date Modified Lists files according to the last date they were modified LE View by Date Created Lists files by the date they were created Filter PostScript Lists files that are in PostScript format Filter Encapsulated PostScript Lists all files that are in encapsulated PostScript format Filter All Files List all files Tools Preferences Opens the Select Preferences dialog for setting personal application preferences File Close Window Closes the Select Preferences window Edit Selected Displays the Set Analysis Preferences dialog for setting waveform and symbol preferences Edit Application About Displays the AvanWaves About box Edit Application General Displays the Set General Preferences dialog for setting the foreground and backgr
104. s 0 eee eeeeeeeeeeneeeneeenes 10 6 Chapter 11 Running the Tutorial Invoking Avan W aves neenon ee Be ee BAe 11 2 Transient and FFT Analysis icssjecstetet aieiehonde neal opens 11 3 Opemng the DSS Oita ba cata fat doe eataes Ge te ai ieii ni Gauges aes 11 3 Selecting the Analysis Piles iicsssccsacicsdecesgnegedestived catesnsscaensedeaates 11 3 Sweep Filtering c 5 sees Bian peatland wade 11 6 Using the Zoom In X Feature 2 42146 405 05 ieee 11 8 Using Measure sisi eai eni a Se a 11 8 FET SAMIALY SES enee r a eeraa e a E aaia Ea a 11 9 Changing Display Parameters eeseeeeseeeeeeeeseseresressreeresresee 11 11 Transient Analysis Summary ssseseseeesseeessesseessersserssseeessees 11 12 AC Analysiseenr enn a a ata atacgatin toma umataeits 11 13 Displaying Waveforms sssssseseseeeersrresreressrtssesrresresseseresresee 11 13 Changing the Scale of the Display eee eeeeeeeeeereees 11 15 Setting the Zoom PAClOr ios eed sicvesssadessceeysdeiscaadteesdedesaeaaebassdana 11 16 Measuring Unity Gain Frequency and Phase Margin 11 18 Saving the COMM SUratlOwicz cosieecacetecd lastebatalesaerat eeapeecureiastiaaes 11 18 AC Analysis Summary lt 2 s 24s ricii ie heated 11 19 Chapter 12 Accessing Online Help Using the Help PAGS 0 5055 os ecnleanceyd alias net bed qeos a aia s 12 2 Using the Section Memit s 2 4 co ceecaidi ttn ized orcalp2 eal ed 12 3 Using the Topic Selection ArrowS cccsscccses
105. s User Guide 2 7 Summary This example described how to open a design select analysis files to evaluate add panels then display waveforms These are the basic functions provided by AvanWaves 2 8 AvanWaves User Guide TWent 33 Working With Designs A design is the collective information that describes your circuit such as the netlist the analysis files and the simulation graph data files This chapter describes the operations you can perform in AvanWaves using the Design menu This includes opening closing and saving designs Using the Open Design Window The Open Design window shown in Figure 3 lallows you to open one or more designs in AvanWaves The window has a menu bar with four menus a pop up directory selector button lists of directories and files scrolling buttons for the lists and an Open field To select a directory click and hold down the pop up directory selector button and slide the selector to the directory name The left hand list shows the contents of the directory you select If the item selected in the left hand list is a directory the contents of that directory are shown in the right hand list AvanWaves User Guide 3 1 Figure 3 1 The Open Design Window I Open Design History Special View Filter doc ont ac be be x Open Jacfamc1741 sp To open a design 1 From the results display window select Design gt Open 2 In the Open Design window dir
106. s are considered compatible While being dragged and after being dropped the first cursor indicates its X Axis value at the top of the window and the value of every curve at the point where it crosses the cursor in a label positioned near that crossing The second cursor indicates these values as well but also includes a delta value that is the change in the value of that signal as measured from the first cursor After both cursors have been placed either can be picked up and moved again by left clicking on the curve dragging to a desired new location then releasing it Higher accuracy relative measurements might be possible by duplicating a panel and zooming each panel in on a transition and dropping the anchored cursors until one appears in each zoomed in panel During dragging only values on the cursor being moved are updated The deltas are updated after the cursor has been dropped again Only one pair of anchored cursors can be on the display at a time Selecting this entry a second time removes the first pair and initiates placement of a replacement pair AvanWaves User Guide Remove Anchors This selection removes the anchored cursors from the display Measure Preferences The Measure Preferences window shown in Figure 5 1 allows you to select different measure options as well as to select Snap mode when measuring using one or two points Figure 5 1 Measure Preferences window Pi Panel 1 Set Snap p Precision
107. s only m Comparison gt lt lt gt return logical waveform results 1 or 0 m Boolean combination amp amp return logical waveform results 1 or 0 m Conditional exprl1 expr2 exp3 analog wave built from expr2 if expr1 0 or expr3 if exprl is not equal to O To use an operator in an expression 1 Place the cursor in the expression where you want to enter the operator AvanWaves User Guide 6 3 2 Select the operator from the Operators list 3 Click on the operator and drag it into the Expression field Alternatively double click on an operator to insert it into the Expression field at the current cursor location Using Curves in Expressions Any curve simulation waveform can be placed in an algebraic expression as a parameter The result of the expression operating on the waveform then can be displayed as a new waveform To use a waveform as a parameter in an expression 1 Select the function to use In the Expression Builder window double click on the function you want to use in the expression The function is displayed in the Expression field of the Expression Builder window 2 Select the waveform In the Results Browser select the waveform you want to use Holding the mouse button down drag the waveform into the Expression field of the Expression Builder window This places the waveform inside the function so that it can be used as an argument Note A functi
108. s the phase at O dB gain AvanWaves User Guide 11 17 Measuring Unity Gain Frequency and Phase Margin To measure the frequency at 0 dB gain 1 Click in the Results Display area of the Panel to display the context sensitive menu then select Measure Preference All Values 2 From the main menu of the Results Display window select Measure Point This allows you to identify points in the display area 3 Place the first marker on the vdB out0 curve at Volts dB O Note the unity gain frequency look at the value in the X coordinate box on the Accelerator menu bar 4 Select Measure Point again This time place a marker on the Volts Phase curve at the same X value frequency as the first marker To ensure that you have the same X coordinate again check the frequency in the X coordinate box on the Accelerator menu bar The Y value for the second marker the Phase at O dB gain is the value of the phase margin Figure 11 17 Bode Plot displaying the Unity Gain and Phase Margin ms giei Paj Geel der vatree 1 BIr iE deri vaihe T 1A Saving the Configuration To save the configuration all of the displays and associated parameters click Configuration Save and enter a name for 11 18 AvanWaves User Guide example bode for the configuration The aspects of the present analysis are saved in configuration file bode cfg To bring up the same configuration another time you can open the configur
109. ser Dialog box for displaying the available analysis files and their types for a particular design The main window used for displaying waveforms and information about the displayed waveforms Dialog box for creating expressions that you can use to analyze simulation results Dialog box for creating macros to be used in your expressions Controls printing of the contents of a panel Sets general application preferences such as foreground and background color font and waveform display attributes Dialog box for selecting parameters for displaying waveforms The Results Browser is a dialog box that lists all of the available Star Hspice simulation data for the current design The simulation data are listed by analysis type 4 4 AvanWaves User Guide Figure 4 2 The Results Browser irl Results Browser 2 Design D1 tmp_mntinfs metis Dogs Meta_Waves qa95 2 doc acfamc1741 AD Transient file mc1741 sp Hierarchy A pa m Current X Axis HERTZ Apply Default Filter Apply Default Cancel Help The following is a description of the components of the Results Browser Current Design Field and Scroll List The path to the current design is displayed in this field at the top of the Results Browser An analysis label AO through An is associated with each set of analysis data for the current design and displayed in the scroll list Each analysis label is followed
110. style 4 33 file 3 5 symbol 4 33 lt nopage gt analysis preference 4 symbol frequency 4 33 33 Anchor A 6 Anchor Cursor A 6 A AO through An analysis label 4 5 AC analysis 11 1 11 13 11 19 ac file 1 4 3 5 accelerator 4 10 accelerator icon 4 10 add label 4 12 algebraic expression 6 4 analysis AC 11 1 11 138 11 19 FFT 11 1 11 3 11 9 FFT window weighting B 6 label 4 5 transient 11 1 11 3 type dB 11 13 type Volts 11 13 type Volts Phase 11 14 analysis preference color 4 33 AvanWaves User Guide 1997 4 arithmentic operator 6 3 batch job list MS Windows launcher 10 5 Bode plot 11 1 11 13 11 19 Boolean operator 6 3 browser hierarchy 4 6 results 4 4 builder macro 4 4 C cfg extension 1 4 changing views 5 1 chooser line style 4 37 symbol 4 36 close design window 3 5 color 4 33 background and foreground 8 5 waveform 4 12 8 3 command line syntax v 4 1 conditional operator 6 3 configuration 1 4 4 11 7 1 delete 7 4 file HSPICE 1 4 MS Windows launcher 10 3 open 7 2 save 3 8 11 18 saving 7 2 context sensitive menu 4 8 4 13 4 14 continuity 4 33 continuity setting display 8 4 convention documentation iv current design window 3 6 current X axis 4 8 curve area 4 7 scroll list 4 7 customizing the environment 8 1 D data sweep 6 2 types 4 7 data point symbol 8 3 dc analysis HSPICE 2 3 delete configuration 7 4 l 6 Index label 4 13 delta X 5 11 delta Y 5 11
111. sure 11 13 label options 5 10 margin frequency 11 18 margin phase 11 18 menu 5 7 options 5 9 point 4 10 5 7 point to point 4 10 5 7 preference 4 15 preference snap mode 5 9 menu bar 4 8 4 9 configuration 4 10 configuration MS Windows launcher 10 3 context sensitive 4 8 4 11 4 13 4 14 design 3 1 4 9 filter 3 4 help 4 10 history 3 3 macro 4 18 measure 4 10 5 7 measure preference 4 15 panel 4 9 pop up 4 11 special 3 3 AvanWaves User Guide 1997 4 tool 4 10 4 12 tool preference 4 12 window 4 9 4 14 set zoom 4 14 window preference 5 9 Motif 2 1 ms file 1 4 3 5 MS Windows launcher 10 1 batch job list 10 5 multi jobs 10 5 required files 10 1 mt file 1 4 3 5 multi select 4 6 N navigate 3 2 notepad exe 10 3 number design 3 7 numeric comparison operator 6 3 O on line help 12 1 one point measure 4 10 open configuration 7 2 design 3 1 11 3 operations global 5 1 operator 4 15 6 1 arithmetic 6 3 Boolean 6 3 B 2 comparison B 1 conditional 6 3 B 2 numeric comparison 6 3 operator list 4 17 option measure 5 9 11 13 scale 11 11 scale linear 11 11 scale logarithmic 11 11 scale zoom 11 11 view 3 4 11 11 view linear 11 11 view logarithmic 11 11 view zoom 11 11 output listing file 3 5 9 2 10 3 P pan X 5 5 pan Y 5 5 panel 4 11 add label 4 12 configuration 4 11 context sensitive pop up 4 11 delete label 4 13 deleting 4 11 hidden 2 6 4 12 name 4 11
112. t is displayed in a view box at the top of the Font Preference Chooser dialog box 3 In the Face box select the typeface that you want to use 4 In the Size box select the font size The fonts available depend on your current windowing system 5 Click OK Setting Background and Foreground Colors Use the Color Preference Chooser to customize the foreground and background colors for your application AvanWaves User Guide 8 5 8 6 To set background or foreground colors in the MetaWaves interface 1 2 To open the Color Preference Chooser click Set Background or Set Foreground In the circular color palette select the color you want by clicking on that colored area The selected color is displayed in a view box beside the palette Three color control boxes Light Hue and Saturation are displayed below the palette To select the amounts of light hue and saturation that you want to make up a particular color click inside these boxes The arrows move to indicate your Color Hue and Saturation selections To apply the color to the foreground or background click OK The dialog box disappears and the colors are updated AvanWaves User Guide Wand Using the Run Manager The AvanWaves Run Manager provides a way to start and stop Star Hspice edit the source files and view the listing files for all of the open designs within the session The status of the simulation run also is echoed to the scree
113. t the start of the area you want to select Then holding the left mouse button down drag the cursor over the distance you want to select for zooming Release the button when you have selected the area The line defines the area of the waveform that you want presented in more detail The previous panel view changes to the selected view Select Zoom Out Y to display the results window to a reduced scale This command only provides vertical zooming To zoom out in a waveform display 1 In the Results Display window select Window gt Zoom Out Y This action displays a magnifying glass cursor inside the waveform display area of the panel This cursor is used to specify the Y axis start coordinate and the amount of zoom out required for the resultant display AvanWaves User Guide 5 3 2 Position the cursor at the point you want to be the start of the Zoom In X Y zoomed out display and depressing the left mouse button generate a line by dragging the cursor from bottom to top over the section of display that you want to include in the result Release this button to generate the new view You can draw the line from top to bottom but the bottom end of this line still becomes the start point for the resultant display AvanWaves zooms out the display to a new Y axis scale length equal to the ratio of Y axis scale length to the length of the line dragged by the mouse Select Zoom In X Y to zoom into the area selected Selecti
114. tching to overlay mode selects the worst case full scale axis for all curves but a subsequent toggle to stacked mode restores the saved Y Axis zoom factors on each curve AvanWaves User Guide Performing Measurements The Measure menu is available in the Results Display window It contains six options Point Point to Point Delete Measure Delete All Measures Measure Label options and Measure Preferences Measure is used to read specific values from a waveform displayed in a panel The Measure operation performed on a waveform can provide you with the X and Y coordinates of a point on a waveform displayed in the Results Display window or the difference in the coordinates of two points selected on a waveform or between waveforms When you use Measure Point or Measure PointToPoint the X and Y axis labels and the coordinates of the cursor location are shown in boxes on the right side of the Results window toolbar The X axis label is shown in the leftmost box the X axis value of the cursor location is shown in the next box then the Y axis label and finally the Y axis value of the cursor location Measure The Measure option lets you interactively measure data on your waveform display Data can be measured on one waveform or between waveforms displayed on the same panel This interactive measure returns scalar results and displays them on the screen Measurements are made by placing markers on one or more waveforms The f
115. ted units are displayed when waveform data is shown in the panel Acontext sensitive menu is associated with this axis You can select this menu by pressing the right mouse button on the X Axis You can change the scale of the X Axis display Y Axis The vertical Y Axis and the associated units are displayed when waveform data is shown in the panel A context sensitive menu is associated with this axis You can select this menu by pressing the right mouse button on the Y Axis You can change the scale of the Y Axis display Each waveform has a unique color associated with it as an identifier The color used in the waveform is the same color used to identify it in the Wave List There is a standard set of colors assigned to waveforms as they are added to a display The color set can be modified through the Preference option on the Tools menu Eight different colors can be used at a time from a set of 16 colors Waveform names can be no longer than sixteen characters in length according to the Star Hspice limit for relative waveform names Panels also can be hidden from view If the number of panels displayed has reached the limit of eight then each new panel above the maximum number is added to the Panel List as a hidden panel Hidden panels are grayed out in the list Panels currently displayed are highlighted in the list To display a hidden panel one of the panels currently displayed must either be hidden or deleted These operations ca
116. th other designs To save a macro 1 In the Save Macro dialog select the directory and the name of the file in which to save the macro 2 Click OK or Apply to save the macro definition to the selected file Deleting a Macro To delete a macro choose one from the Macros list and select Options Delete Macro AvanWaves User Guide 6 11 AvanWaves User Guide TWent Using Configurations A configuration in AvanWaves is a snapshot of the AvanWaves environment You can create and save a configuration or a set of configurations for any design You can open a saved configuration later in the same AvanWaves session or in future AvanWaves sessions The following information is saved in a configuration file status of all tools windows measurements and notes all panels and waveform displays expressions and macros interactive measurement data labels Configuration Files Configurations are stored in configuration files with names of the form lt config_name gt cfg in the directory lt design gt sav in your design directory Use the Configuration Save command to name the file in which to save the configuration You can use the Configuration Open command to load the configuration back into AvanWaves You must open a design with the Design gt Open command before you can use any of the Configuration menu commands AvanWaves User Guide 7 1 Saving a Configuration To save a configuration l S
117. the Waveform Color eee eeeceseeeeeeeeneeenseenes 8 3 Setting Continuity Display eee eeseeeeeeeneeeneeeees 8 4 Setting the Line Style sic esccecsssseasacee deccacantecdssvenseacds asndas 8 4 Setting the Symbol Ly pe esis et cents oes eden 8 4 Setting the Symbol Frequency lt 2 4 cc05 crteecsigcasadesseaesen secs 8 5 Setting General Preferences iis sie sesacntvisa dee eign euewatvions 8 5 Settings the Font si rea ce E a E a ERENS 8 5 Setting Background and Foreground Colots 8 5 Chapter 9 Using the Run Manager Invoking the Run Manager 0 5 seiseceseesieiccecsasisnieaat leetdietssgeeslec ieaetaasnens 9 1 Running Star Hspice cciiviavcssas ceeisactessceuseaccedasencacsasonsadeassnesdee tebeseeavanece 9 3 Editing the Star Hspice Source Pilex 12 22242 ae e ease 9 3 Viewing the Listing File cts cnr toestae tts at atten iterate ie 9 4 Run Manager Preferences 6555 on Ste Baacs tele apSeeatccds Gee helps Boaeibetal does 9 4 Chapter 10 Using the MS Windows Launcher setting Up Required Piles i u8 23 aia cents el beta aja edited eke 10 1 Working with DESI BIS iiion iien t a a s 10 2 Configuring the MS Windows Launcher eeeseseeeeeeesreeresressrseresresss 10 3 Running Multiple J bsi asosii ienesis elas 10 5 Building the Batch Job List s ccc 0 2c2 8 seetncielaneedeiaangeede tee 10 5 Simulating the Batch Job List eee eeceeeeeceneeesoneeseeeteeee 10 6 AvanWaves User Guide xi Using the Drag and Drop Function
118. ting Display listing files only Raw Output Display raw data files only Star Hspice graph data files trO acO sw0O cw wv xp Measures Display measure data files only mt0 ma0 All Files Display all the files in the current directory Options Display the filename extensions for input and history files Buttons The available buttons are OK Click OK after selecting the design from the list to open the design and close the Open Design window Apply Click Apply after selecting the design from the list to open the design without closing the Open Design window To close the Open Design window you must click Cancel AvanWaves User Guide Cancel Help Accepted File Types Click Cancel to cancel the current operation and close the Open Design window Click Help to get the AvanWaves on line Help on the current dialog box Design files are Star Hspice simulation input or output files that are used as input to AvanWaves You can open a design file by specifying the path to the design files then selecting the file type on the Filter menu AvanWaves accepts these file types Design File lt design gt sp lt design gt stO lt design gt lis lt design gt tr lt design gt sw lt design gt ac lt design gt mt lt design gt ms lt design gt mat lt design gt cw lt design gt wv lt design gt xp Name Description the Star Hspice input netlist the status file the output listing fil
119. tion Select options on the menus or click on the lists in the dialog box to set the preferences information Figure 4 17 The Select Preferences Window a m Select Preferences File Edit Help Modules Details 2 Analysis General HSpice UI The menu options available in the Select Preference window are summarized below File gt Close Window closes the Select Preferences window Edit Selected not implemented in this release Edit Application About displays the About box for the AvanWaves application giving version and copyright information AvanWaves User Guide Edit Application General displays a dialog box for setting general application preferences for font foreground and background colors Edit Analysis Curves allows you to set color preferences and continuity for displaying waveforms the symbol type and frequency for displaying data points on waveforms AvanWaves User Guide 4 31 The Set General Preferences Dialog 4 32 From the Select Preferences window click on Application gt General to show the Set General Preferences dialog window The Set General Preferences dialog allows you to set preferences for foreground and background color and also select the font used for menu and window names and for messages Figure 4 18 The Set General Preferences Dialog Ww Set General Preferences Set Background Set Font Buttons The available
120. tions window This title subsequently appears in each measurement label X1 Causes the X coordinate of the initial point to be displayed for a PointToPoint measurement Y1 Causes the Y coordinate of the initial point to be displayed for a PointToPoint measurement Current X Displays the X value for a Point measurement This value is shown for the last point of a PointToPoint measurement AvanWaves User Guide Table A 1 Command Summary Continued Menu Command Current Y Displays the Y value for a Description Point measurement This value is shown for the last point of a PointToPoint measurement Delta X Displays the X increment for a PointToPoint measurement Delta Y Displays the Y increment for a PointToPoint measurement Slope Displays slope delta Y delta X for a PointToPoint measurement Derivative Displays dy dx for a single point or for the last point of a PointToPoint measurement Hide Causes subsequent labels to be hidden They can be displayed later by resetting Hide Orientation Determines where the label window appears with respect to the measure point There are four options NW NE SW and SE Measure Measure Preferences Set Snap Data Point Allows measurements only between data points on a waveform Set Snap All Values Allows measurements on all parts of the waveform Set L
121. ts Browser select the typical model AO 2 In the Types section select Voltages as the analysis type This displays a list of all the curves associated with that type in the Curves area 3 In the Curves section of the Results Browser select the curve v q6 then drag it into the Panel in the Results Display window The voltage output is displayed versus time for five different inverter sizes 11 4 AvanWaves User Guide Figure 11 2 The Results Display window showing sweeps for v q6 To select and display the curve v q6 for analyses A1 and A2 1 In the Results Browser select the model Al The curves are listed for this analysis 2 In the Types section select Voltages as the analysis type 3 Select the curve v q6 then drag it into the results display area Select the model A2 and do the same for it using the curve v q6 One waveform for each analysis is now displayed in the Results Display window as shown in Figure 11 3 AvanWaves User Guide 11 5 Figure 11 3 Voltage v q6 displayed for A0 A1 and A2 MM fe Pee ee en ee Le z e m a Sweep Filtering Sweeps can be selected in a number of ways for highlighting displaying or deleting To highlight a specific sweep among a set of sweeps 1 Double click on the waveform name associated with that sweep in the Wave List The name expands to show all of the sweeps associated with the waveform 2 Double click on the sweep in the Wave List The s
122. ts the axes displayed in the Results Display window You can have one X Axis and up to two Y axes displayed Delta Contains the value of the amount that each axis is to be shifted A pop up menu containing the scale factors is associated with this field Buttons The available buttons are OK Click OK to change the view in the panel to the view specified Apply Click Apply to change the range of the axis to the range specified in the Set Local Pan dialog You must click OK or press Return to close the Set Local Pan dialog Cancel Click Cancel to cancel the current operation Help Click Help to get on line Help on the current dialog Measure Label Options Choose your preferred label attributes using this dialog window See the Measure Label Options section on page 5 10 for a description of these options AvanWaves User Guide 4 29 Measure Preferences From the Results Display window select Measure Measure Preferences to display the Set Measure Preferences window This window allows you to select different measure options as well as to select Snap mode when measuring using one or two points See the Measure Preferences section on page 5 9 for a full description The Select Preference Window 4 30 From the Results Display window main menu select Tools gt Preferences to display the Select Preferences window This window contains a set of menu options that provide general information on the AvanWaves applica
123. ult Description output_var Can be any valid output variable such as voltage current or power START See Specifies the beginning of the output variable Description waveform to be analyzed Defaults to the START value in the TRAN statement which defaults to zero seconds Specify this value as a real decimal number for example 0 00000001 Invalid specification examples are 10n 10ns 1 0 e STOP See Specifies the end of the output variable waveform to Description be analyzed Defaults to the TSTOP value in the TRAN statement NP 1024 Specifies the number of points used in the FFT analysis NP must be a power of 2 If NP is not a power of 2 Star Hspice automatically adjusts it to the closest higher number that is a power of 2 AvanWaves User Guide B 5 Table B 2 FFT Statement Parameters Parameter Default Description WINDOW RECT Specifies the window type to be used RECT simple rectangular truncation window BART Bartlett triangular window HANN Hanning window HAMM Hamming window BLACK Blackman window HARRIS Blackman Harris window GAUSS Gaussian window KAISER Kaiser Bessel window ALFA 3 0 Specifies the parameter used in GAUSS and KAISER windows to control the highest side lobe level bandwidth and so on 1 0 lt ALFA lt 20 0 In FFT analysis windows are frequency weighting functions applied to t
124. values Set Pan Calls up the Set Local Pan dialog box where you can set values for local 4 14 AvanWaves User Guide panning You can enter values for your axis here Monotonic Continuous Plot Alters the display of your waveform Grid On Off Sweep Filter Measure Preference Stacked Mode Enables you to turn grid line on and off in the panel Selects the data set to be displayed Enables you to set the preferences for performing measure operations Displays curves one above the other with each having its own Y Axis rather than overlaying the curves ona single Y Axis For further information on the commands see the Command Summary section in Appendix A The Expression Builder The Expression Builder is used to create expressions containing functions variables operators and macros Expressions are given names and added to the Expressions list Enter the Expression Builder by selecting Tools Expressions from the Results display window AvanWaves User Guide 4 15 4 16 Figure 4 9 Expression Builder ars amp Ft Macros also can be created and are added to the Macros list The results of evaluating expressions can be displayed as waveforms in the Results Display window The following is a description of the components of the Expression Builder window Expression field Enter the text for an expression in the Expression field An expression consists of functions macros argu
125. vanWaves User Guide 1997 4
126. ve The first item in the list is the path to the current design Selecting one of the paths from this list opens the selected design and close the currently active design The History list is updated whenever you use the Special Mark or Special gt Unmark command Special Menu Select the Special menu to m Return to your home directory m Mark a directory location for permanent entry in the History list m Remove the current directory location from the marked list AvanWaves User Guide 3 3 3 4 View Select the View option to change the order in which file names are displayed in the file list You can display files m by Name Lists the files by name in alphabetical order m by Date Modified Lists the files according to the last date they were modified m by Date Created Lists the files by the date created Filter Menu Select the Filter menu to limit the number of files selected by selecting the types of files displayed in the file list There is a file extensions submenu that lets you specify the default extension to the Star Hspice input netlist defaults to sp The Filter menu lists six types of files with a button for each type When a button for a file type is clicked that type of file is selected for display A button that is not depressed means that type of file is not selected Any combination of file types may be selected The six file types in the Filter menu are Input Display input files only Lis
127. w AC mg Transient m Fast Fourier Transform FFT The example files are included with the product distribution Working with these examples will demonstrate how to use AvanWaves to m Create a Bode plot using the AC analysis results obtained from Star Hspice m Review the results of an Star Hspice transient simulation with FFT analysis Table 11 1 lists the example file for each type of analysis and its location Table 11 1 Example Files Analysis Directory File Name TRANS and FFT installdir demo awaves tutorial tran cpath sp AC installdir demo awaves tutorial ac amc1741 sp AvanWaves User Guide 11 1 Invoking AvanWaves Run AvanWaves by typing this command on the command line awaves The About AvanWaves window displays on the screen followed by the Results Display window This is the main application window which contains all the menu options and tools used in AvanWaves It also is the main display window for viewing waveforms AvanWaves also can be run with a number of options on the command line allowing you to specify the design that you want to use before you enter the application In this case AvanWaves is loaded with the design and the environment is set up for that particular design Additional setup information is provided in Chapter 2 Getting Started AvanWaves User Guide Transient and FFT Analysis This example demonstrates how AvanWaves is used to evaluate the results of an Star
128. ws File Manager This allows you to double click on an sp file in the File Manager window and automatically invoke the Star Hspice Win Launcher Please refer to your Windows documentation for details on how to do this 10 4 AvanWaves User Guide Running Multiple Jobs Use the Star Hspice Launcher file browser to build a list of simulations from different directories for consecutive Star Hspice processing Pressing the Multi J obs button in the main window opens the Star Hspice Multi Job window see Figure 10 4 Simulation files are chosen from the Drive Directory list box and placed in the Files list box Figure 10 4 The Star Hspice Multi Jobs Window Running No NoJobisRunning O OZ O e is No Job is Running O OZ O e Simulate All Files Files 7 TAwaves Copy Append Building the Batch Job List 1 Press the Multi J obs button in the main window 2 Using the Drive Directory boxes locate the directory of files that you wish to simulate AvanWaves User Guide 10 5 To copy all files in the directory press the Copy button on the right side of the Hspbat window Note that any file names already in the list will be replaced To add additional files from other directories repeat Step 2 and use the Append button Simulating the Batch Job List I To simulate all of the files in the Batch Job list set the pulldown menu to All and press the Simulate button To run simu
129. you to browse for an input file for Star Hspice which has the default file suffix sp The Launcher Browse button opens a standard file browser Selecting a file of the type lt design gt sp causes the Launcher to display the main form which contains the m Input filename m Design title the first line of the file lt design gt sp m Output filename m Star Hspice and AvanWaves version New designs can be saved with the command File Save The Design commands available in the Launcher are listed below File gt New Clears the Launcher and opens a new design File Open Opens an existing design with the file browser File Save Saves the current design information File Save As Not implemented in Version 1 0 File Close Closes the current design lt LastDesigns gt A list of the last five designs opened File gt Exit Exits the Launcher The commands File New Open and Close prompt the user to save the current design if changes have occurred The Launcher checks on the status of a given design when it is opened If the input file exists the Simulate button is active If the AvanWaves User Guide listing file exists for the design the Edit Listing button is active The Edit Netlist and AvanWaves buttons are always active It is not necessary to save a design in order to Simulate or view the results of a simulation with AvanWaves Figure 10 2 shows the main window of the Launcher Figure 10 2 Launcher Ma

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