MATLAB DATABASE TOOLBOX RELEASE NOTES User's Guide

ComputationVisualizationProgrammingRelease Notes for Release 12.1MATLAB®The Language of Technical Computing

x11Datafeed Toolbox 1.3 Release NotesNew Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2Hyperfeed Suppo

4 Stateflow 4.1 Release Notes4-2New FeaturesThis section introduces new features and enhancements added in Stateflow 4.1 (Release 12.1) since the Web-

New Features4-3Search & Replace Tool EnhancementsStateflow’s Search & Replace tool has been modified with the following enhancements:•Regular

4 Stateflow 4.1 Release Notes4-4Major Bug FixesThe following is a list of known bugs from previous Stateflow version 4.0.2 (Release 12.0) which are fi

Major Bug Fixes4-5Target Options Fields OverwrittenThe Custom Initialization and Custom Termination fields in the Target Options dialog box were overw

4 Stateflow 4.1 Release Notes4-6Upgrading from an Earlier ReleaseThis section describes the upgrade issues involved in moving from Stateflow 4.0.2 (Re

5Real-Time Workshop 4.1 Release NotesRelease Summary . . . . . . . . . . . . . . . . . 5-2New Features . .

5 Real-Time Workshop 4.1 Release Notes5-2Release SummaryReal-Time Workshop 4.1 includes significant new and enhanced features and many improvements in

New Features5-3New FeaturesThis section introduces the new features and enhancements added in the Real-Time Workshop 4.1 since the Real-Time Workshop

5 Real-Time Workshop 4.1 Release Notes5-4Build Directory ValidationThe build process now disallows building programs in the MATLAB directory tree. If

New Features5-5Code Readability ImprovementsImprovements to the readability of generated code include:•Elimination of redundant parentheses.•Long C st

xiGeneral Target Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-15Documentation . . . . . . . . . . . . . . . . . . . . . . . .

5 Real-Time Workshop 4.1 Release Notes5-6External Mode EnhancementsInline Parameters SupportThe Real-Time Workshop now lets you use the Inline paramet

New Features5-7Include System Hierarchy in IdentifiersWhen this option is on, the Real-Time Workshop inserts system identification tags in the generat

5 Real-Time Workshop 4.1 Release Notes5-8For further information, see “Block States: Storing and Interfacing” in the Real-Time Workshop User’s Guide.S

New Features5-9Cleanup of Block I/O Connection Handling in TLCThe handling of signal connections in rtw/c/tlc/blkiolib.tlc and rtw/ada/tlc/blkiolib.tl

5 Real-Time Workshop 4.1 Release Notes5-10•Zero indexing on complex numbers is now supported.In prior releases, the Target Language Compiler allowed 0

Bug Fixes5-11Bug FixesThe Real-Time Workshop 4.1 includes the bug fixes described in this section. See also “TLC Bug Fixes” on page 5-9 for bug fixes

5 Real-Time Workshop 4.1 Release Notes5-12Correct Code Generation of Fixed-Point Blockset Blocks in DSP Blockset ModelsA code generation bug involving

Bug Fixes5-13Fixed Error in commonmaplib.tlcA typo in rev 1.17 of commonmap.tlc was fixed. This typo caused an error during code generation, when usin

5 Real-Time Workshop 4.1 Release Notes5-14Removed Unnecessary Warnings and Declarations from Generated CodeSeveral unnecessary warnings and declaratio

Platform Limitations for HP and IBM5-15Platform Limitations for HP and IBMNote The Release 12.0 platform limitations for Real-Time Workshop for the H

xii14Excel Link 1.1.3 Release NotesNew Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-2License Manager C

5 Real-Time Workshop 4.1 Release Notes5-16Upgrading from an Earlier ReleaseThis section describes the upgrade issues involved in moving from the Real-

Upgrading from an Earlier Release5-17For further information see “Simulink Data Objects and Code Generation” in the Real-Time Workshop User’s Guide.S-

5 Real-Time Workshop 4.1 Release Notes5-18Obsolete Code Generation VariablesThe code generation variables FunctionInlineType and PragmaInlineString ar

Known Software Problem5-19Known Software ProblemThis section updates the Real-Time Workshop 4.1 documentation set, reflecting a known software problem

5 Real-Time Workshop 4.1 Release Notes5-20

6CDMA Reference Blockset 1.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 6-2Frame-Based

6 CDMA Reference Blockset 1.1 Release Notes6-2New FeaturesThis section introduces the new features added in the CDMA Reference Blockset 1.1 since the

Upgrading from an Earlier Release6-3Upgrading from an Earlier ReleaseIf you are upgrading from the CDMA Reference Blockset Version 1.0.2 to Version 1.

6 CDMA Reference Blockset 1.1 Release Notes6-4

7Communications Blockset 2.0.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 7-2Setting Si

xiii16Financial Time Series Toolbox 1.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16-

7 Communications Blockset 2.0.1 Release Notes7-2New FeaturesNote The Communications Blockset was a new product that was introduced with Release 12.0.

New Features7-3Using Error Counts to Control Simulation DurationYou can now configure the Error Rate Calculation block so that it automatically stops

7 Communications Blockset 2.0.1 Release Notes7-4Major Bug FixesThe Communications Blockset 2.0.1 includes several bug fixes, including the following:•

Upgrading from an Earlier Release7-5Upgrading from an Earlier ReleaseIf you are upgrading from an earlier release to the Communications Blockset 2.0.1

7 Communications Blockset 2.0.1 Release Notes7-6Known Software and Documentation ProblemsThis section updates the Communications Blockset 2.0.1 docume

Known Software and Documentation Problems7-7support, it accepts only frame-based vectors, whose interpretation is unambiguous.Errors in Printed Versio

7 Communications Blockset 2.0.1 Release Notes7-8

8Control System Toolbox 5.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 8-2SISO Design T

8 Control System Toolbox 5.1 Release Notes8-2New FeaturesThis section introduces the new features and enhancements added in the Control System Toolbox

New Features8-3Algorithmic EnhancementsEnhancements to controls algorithms include:•M-circle grid for Nyquist plots•A new function, bandwidth, that ca

xiv ContentsNew Demos . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-9Major Bug Fixes . . . . . . . . . . . .

8 Control System Toolbox 5.1 Release Notes8-4Platform Limitations for HP and IBMNote The Release 12.0 platform limitations for the HP and IBM platfor

9Data Acquisition Toolbox 2.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 9-2Additional

9 Data Acquisition Toolbox 2.1 Release Notes9-2New FeaturesThis section introduces the new features and enhancements added in the Data Acquisition Too

Upgrading from an Earlier Release9-3Upgrading from an Earlier ReleaseNote The following issue is involved in upgrading from the Data Acquisition Tool

9 Data Acquisition Toolbox 2.1 Release Notes9-4Removed and Obsolete FunctionsThe nidaq, winsound, and hpe1432 functions have been removed.The obj2code

Known Software and Documentation Problems9-5Known Software and Documentation ProblemsThis section updates the Data Acquisition Toolbox 2.1 documentati

9 Data Acquisition Toolbox 2.1 Release Notes9-6

10Database Toolbox 2.2 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 10-2Retrieve Data as nu

10 Database Toolbox 2.2 Release Notes10-2New FeaturesThis section introduces the new features and enhancements in the Database Toolbox 2.2, added sinc

New Features10-3To set the preference, use the setdbprefs function. In the Visual Query Builder, set the preference using the Query -> Preferences

xv21MATLAB Runtime Server 6.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-2Configura

10 Database Toolbox 2.2 Release Notes10-4Platform Limitations for HP and Linuxlogintimeout Not Supported on LinuxOn LINUX platforms, logintimeout is n

11Datafeed Toolbox 1.3 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 11-2Hyperfeed Support A

11 Datafeed Toolbox 1.3 Release Notes11-2New FeaturesThis section introduces the new features and enhancements added in the Datafeed Toolbox 1.3 since

FT Interactive Data Server11-3FT Interactive Data Server The default location for installing FT Interactive Data client software is C:\RPLUS. For succ

11 Datafeed Toolbox 1.3 Release Notes11-4

12Developer’s Kit for Texas Instruments™ DSP 1.1 Release NotesIntroduction to Developer’s Kit for Texas Instruments™ DSP . . . . . . .

12 Developer’s Kit for Texas Instruments™ DSP 1.1 Release Notes12-2Introduction to Developer’s Kit for Texas Instruments™ DSPThe Developer’s Kit for T

Introduction to Developer’s Kit for Texas Instruments™ DSP12-3The Developer’s Kit lets you use Simulink to model floating-point digital signal process

12 Developer’s Kit for Texas Instruments™ DSP 1.1 Release Notes12-4New FeaturesNote The Developer’s Kit for Texas Instruments™ DSP 1.0 was released a

New Features12-5New Interface Between the Developer’s Kit and FDAToolIf you own the Filter Design Toolbox or the Signal Processing Toolbox, you can de

xvi Contents24Power System Blockset 2.2 Release NotesNew Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24-

12 Developer’s Kit for Texas Instruments™ DSP 1.1 Release Notes12-6New Run-Time Libraries To reduce the size of the generated .out files when you buil

New Features12-7h.dspboard = invoke(h.dspboards,'Item',boardnum); h.dsptasks = get(h.dspboard,'DspTasks');h.dsptask = invoke(h.ds

12 Developer’s Kit for Texas Instruments™ DSP 1.1 Release Notes12-8Major Bug FixesThe following problems identified in Version 1.0 have been fixed in

Upgrading from an Earlier Release12-9Upgrading from an Earlier ReleaseVersion 1.1 of the Toolbox incorporates significant changes to the targeting opt

12 Developer’s Kit for Texas Instruments™ DSP 1.1 Release Notes12-10Known Software and Documentation ProblemsThis section updates the Developer’s Kit

Known Software and Documentation Problems12-11cc = ccsdsp:.. % Interact with CCS IDE...vstate = cc.isvisible; % Store visibility state for CCS.cc.vis

12 Developer’s Kit for Texas Instruments™ DSP 1.1 Release Notes12-12•When you configure your target code to perform RTDX write operations (write data

Known Software and Documentation Problems12-132 Open modelname.bld for editing in MATLAB.3 Within modelname.bld, find the section /*add include paths*

12 Developer’s Kit for Texas Instruments™ DSP 1.1 Release Notes12-147 In the Include path area marked in the figure, append the text you copied from m

Known Software and Documentation Problems12-15•When you read an 8-bit integer from the processor into MATLAB, the read function takes 16 bits from pro

xvii28Signal Processing Toolbox 5.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28-2Fil

12 Developer’s Kit for Texas Instruments™ DSP 1.1 Release Notes12-16

13DSP Blockset 4.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 13-2New Digital Filter Desi

13 DSP Blockset 4.1 Release Notes13-2New FeaturesThis section introduces the new features and enhancements added in the DSP Blockset 4.1 (Release 12.1

New Features13-3The Digital Filter Design block replaces many of the blocks from DSP Blockset 4.0 (Release 12). For details, see “Changes to Filtering

13 DSP Blockset 4.1 Release Notes13-4IFFT Block•You can now set the block's twiddle factor computation method as in the FFT block (see the earlie

New Features13-5Random Source Block•You can now set the repeatability of the block output to Not repeatable, Repeatable, or Specify seed. The default

13 DSP Blockset 4.1 Release Notes13-6The data signal input and output ports (noncontrol input and output ports) of the following blocks now support al

New Features13-7The data signal input and output ports (noncontrol input and output ports) of the following blocks now support the single-precision (3

13 DSP Blockset 4.1 Release Notes13-8Better Memory Management for Simulation and Code GenerationMemory management enhancements for S-function block si

New Features13-9Changes to Filtering Block LibrariesThis section describes the changes to the contents and names of the DSP Blockset filtering block l

xviii ContentsPlatform Limitations for HP and IBM . . . . . . . . . . . . . . . . . . 29-6Limited Support Model Coverage Tool . . . . . . . . . . .

13 DSP Blockset 4.1 Release Notes13-10New and Renamed DSP Blockset DirectoriesNew and renamed DSP Blockset 4.1 product directories and their contents

Major Bug Fixes13-11Major Bug FixesThe following sections describe some of the major DSP Blockset 4.1 bug fixes:•“Real-Time Workshop C Code Generated

13 DSP Blockset 4.1 Release Notes13-12Random Source BlockThe Random Source block seed initialization better supports multiple copies of the block in o

Platform Limitations for HP and IBM13-13Platform Limitations for HP and IBMOn the HP and IBM platforms, the DSP Blockset has the same simulation limit

13 DSP Blockset 4.1 Release Notes13-14Upgrading from an Earlier ReleaseThere are no issues for upgrading from DSP Blockset 4.0 (Release 12) to DSP Blo

Known Software Problems13-15Known Software ProblemsThe following sections describe some of the known DSP Blockset problems and limitations:•“Real-Time

13 DSP Blockset 4.1 Release Notes13-16Triggered and Enabled Subsystem SupportTriggered or enabled subsystems currently do not support the following bl

Known Software Problems13-17•When you install the Filter Design Toolbox, FDATool, opened from the MATLAB command line, gets a new tab, Set Quantizatio

13 DSP Blockset 4.1 Release Notes13-18

14Excel Link 1.1.3 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 14-2License Manager Control

xixTheta Models No Longer Supported . . . . . . . . . . . . . . . . . . . . . 32-233Virtual Reality Toolbox 2.0 Release NotesIntroduction to the Vir

14 Excel Link 1.1.3 Release Notes14-2New FeaturesThis section introduces the new features and enhancements added to Excel Link 1.1.3.License Manager C

Known Software Problems14-3Known Software ProblemsEnabling the MATLAB DesktopExcel Link uses MATLAB as an ActiveX automation server. Consequently, whe

14 Excel Link 1.1.3 Release Notes14-4

15Filter Design Toolbox 2.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 15-2New Adaptive F

15 Filter Design Toolbox 2.1 Release Notes15-2New FeaturesThis section introduces the new features and enhancements added in the Filter Design Toolbox

New Features15-3•initse — Prepare the input arguments for the sign-error variant of the LMS-based adaptive filter function•initss — Prepare the input

15 Filter Design Toolbox 2.1 Release Notes15-4Transformations Option in FDAToolWhen you use Filter Design and Analysis Tool (FDATool) with Filter Desi

New Features15-5New Context-Sensitive Help for QuantizationFDATool Quantization mode now includes context sensitive or What’s This? help. For each opt

15 Filter Design Toolbox 2.1 Release Notes15-6Platform Limitations for HP 10.2Filter Design Toolbox 2.1 is not supported on the Hewlett-Packard 10.2 (

Upgrading from an Earlier Release15-7Upgrading from an Earlier ReleaseThere are no upgrade issues moving from the Filter Design Toolbox 2.1 from the F

How to Contact The MathWorks:www.mathworks.com Webcomp.soft-sys.matlab [email protected] Technical [email protected] Product e

xx ContentsAsynchronous Event (Interrupt) Support . . . . . . . . . . . . . . . . . 35-2CAN FIFO Support . . . . . . . . . . . . . . . . . . . . . .

15 Filter Design Toolbox 2.1 Release Notes15-8Known Software and Documentation ProblemsThis section updates the Filter Design Toolbox 2.1 documentatio

16Financial Time Series Toolbox 1.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 16-2New Fu

16 Financial Time Series Toolbox 1.1 Release Notes16-2New FeaturesNote The Financial Time Series Toolbox 1.1 was released in Web-downloadable format

Major Changes to Functions16-3Major Changes to FunctionsCandle plots are now correctly filled or open depending upon price movements.The Combine Axes

16 Financial Time Series Toolbox 1.1 Release Notes16-4

17Fixed-Point Blockset 3.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 17-2New Libraries

17 Fixed-Point Blockset 3.1 Release Notes17-2New FeaturesThis section introduces the new features and enhancements added in the Fixed-Point Blockset 3

New Features17-3New BlocksThe Fixed-Point Blockset 3.1 includes the new blocks listed below.Block Name Library DescriptionAccumulator Calculus Compute

17 Fixed-Point Blockset 3.1 Release Notes17-4Decrement Stored IntegerMath Decrease the stored value of a signal by oneDecrement Time To ZeroMath Decre

New Features17-5Filter Direct Form II Filters Implement a Direct Form II realization of a filter.Filter Direct Form II Time VaryingFilters Implement a

Release Notes for Release 12.1Upgrading from Earlier Releases The Release Notes for Release 12.1 describe differences between Release 12.1 and Release

17 Fixed-Point Blockset 3.1 Release Notes17-6Integrator Trapezoidal Calculus Perform discrete-time integration of a signal using the trapezoidal metho

New Features17-7Unit Delay Delays & Holds Delay a signal one sample period.Unit Delay Enabled Delays & Holds Delay a signal one sample period.

17 Fixed-Point Blockset 3.1 Release Notes17-8Renamed BlocksAll of the Fixed-Point Blockset blocks have been renamed for Version 3.1. Old models built

New Features17-9New FunctionsThe Fixed-Point Blockset 3.1 includes the new functions listed below.FixPt Multiport Switch Multiport SwitchFixPt Product

17 Fixed-Point Blockset 3.1 Release Notes17-10Data Type SupportAll the Fixed-Point Blockset 3.1 now accept matrix and frame-based signals, except for

Known Documentation Problem17-11Known Documentation ProblemThis section updates the Fixed-Point Blockset 3.1 documentation set, reflecting a known Fix

17 Fixed-Point Blockset 3.1 Release Notes17-12

18Image Processing Toolbox 3.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 18-2Morphology

18 Image Processing Toolbox 3.1 Release Notes18-2New FeaturesThis section describes the new features and enhancements of the Image Processing Toolbox,

New Features18-3MorphologyVersion 3.0 adds a broad suite of new mathematical morphology tools open up broad new classes of applications in segmentatio

Other Products with Significant Updates for Release 12.1 New Products for Release 12.1 •Virtual Reality Toolbox•Developer’s Kit for Texas Instruments

18 Image Processing Toolbox 3.1 Release Notes18-4Spatial TransformationsVersion 3.0 adds functions for applying a variety of spatial transformations t

New Features18-5interpolation independently along each dimension, and specify interpolants that you define. Image RegistrationVersion 3.0 adds several

18 Image Processing Toolbox 3.1 Release Notes18-6Integer Image ArithmeticThe Image Processing Toolbox 3.1 includes new functions for performing arithm

New Features18-7Integer Image FilteringVersion 3.0 added a function for performing filtering on image arrays without converting them to double precisi

18 Image Processing Toolbox 3.1 Release Notes18-8Support for DICOM FilesVersion 3.0 adds functions for reading image data and metadata from DICOM file

New Features18-9New DemosThe Image Processing Toolbox 3.1 includes the 15 new extended example demos, presented in HTML form. Demo Name Brief Descript

18 Image Processing Toolbox 3.1 Release Notes18-10ipexrotateFinding the Rotation and Scale of a Distorted Image: illustrates how to use the cp2tform f

Major Bug Fixes18-11Major Bug FixesThis section describes major bug fixes included in the Image Processing Toolbox, Version 3.0 and Version 3.1. For i

18 Image Processing Toolbox 3.1 Release Notes18-12

19Instrument Control Toolbox 1.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 19-2VXI Block

Products with Minor Updates for Release 12.1 These products have minor updates for Release 12.1, but are not documented in these Release Notes. The pr

19 Instrument Control Toolbox 1.1 Release Notes19-2New FeaturesThis section introduces the new features and enhancements in the Instrument Control Too

New Features19-3binblock Data TransferThe binary-block (binblock) format is defined as #<N><D><A> where:•N specifies the number of d

19 Instrument Control Toolbox 1.1 Release Notes19-4Vendor Driver Requirements and LimitationsDriver requirements and limitations associated with the v

Upgrading from an Earlier Release19-5Upgrading from an Earlier ReleaseThis section describes the upgrade issues involved in moving the Instrument Cont

19 Instrument Control Toolbox 1.1 Release Notes19-6

20MATLAB C/C++ Math Library 2.2 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 20-2New Math L

20 MATLAB C/C++ Math Library 2.2 Release Notes20-2New FeaturesThis section introduces the new features and enhancements added in the MATLAB C/C++ Math

New Features20-3reshape,mlfReshapeNew MATLAB syntax reshape(A,...,[],...) calculates the length of the dimension specified by the placeholder [].svd,m

20 MATLAB C/C++ Math Library 2.2 Release Notes20-4Upgrading from an Earlier ReleaseThere are no upgrade issues moving from the MATLAB C/C++ Math Libra

Upgrading from an Earlier Release20-5To ensure code from before Release 12 works properly in Release 12, either use try/catch logic to deal with error

20 MATLAB C/C++ Math Library 2.2 Release Notes20-6Known Software and Documentation ProblemsThis section updates the MATLAB C/C++ Math Library document

21MATLAB Runtime Server 6.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 21-2Configuration

21 MATLAB Runtime Server 6.1 Release Notes21-2New FeaturesThis section introduces a new feature added in the MATLAB Runtime Server 6.1 since the MATLA

Upgrading from an Earlier Release21-3Upgrading from an Earlier ReleaseThere are no upgrade issues moving from the MATLAB Runtime Server 6.0 to the MAT

21 MATLAB Runtime Server 6.1 Release Notes21-4Known Documentation ProblemsThis section updates the MATLAB Runtime Server 6.1 documentation set, reflec

22Neural Network Toolbox 4.0.1 Release NotesMajor Bug Fixes . . . . . . . . . . . . . . . . . . 22-2Proper Use of

22 Neural Network Toolbox 4.0.1 Release Notes22-2Major Bug FixesThe Neural Network Toolbox 4.0.1 added several bug fixes, including the following desc

23Optimization Toolbox 2.1.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 23-2Support for L

23 Optimization Toolbox 2.1.1 Release Notes23-2New FeaturesThis section introduces the new features and enhancements added in the Optimization Toolbox

Major Bug Fixes23-3Major Bug FixesThe Optimization Toolbox includes several bug fixes, including the following descriptions of particularly important

1Introducing Release 12.1What’s New in Release 12.1? . . . . . . . . . . . . . 1-2Updated Products . . . . .

23 Optimization Toolbox 2.1.1 Release Notes23-4Upgrading from an Earlier ReleaseThere are no upgrade issues moving from the Optimization Toolbox 2.1 t

24Power System Blockset 2.2 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 24-2Powergui Enhan

24 Power System Blockset 2.2 Release Notes24-2New FeaturesThis section introduces the new features and enhancements added in the Power System Blockset

25Real-Time Workshop Ada Coder 4.1 Release NotesRelease Summary . . . . . . . . . . . . . . . . . 25-2

25 Real-Time Workshop Ada Coder 4.1 Release Notes25-2Release SummaryThis section introduces the new features and enhancements added in the Real-Time W

26Real-Time Workshop Embedded Coder 2.0Release Summary . . . . . . . . . . . . . . . . . 26-2New Features . .

26 Real-Time Workshop Embedded Coder 2.026-2Release SummaryRelease 2.0 of the Real-Time Workshop Embedded Coder is a major upgrade, incorporating:•Sig

New Features26-3New FeaturesThis section introduces the new features and enhancements added in the Real-Time Workshop Embedded Coder 2.0, since the Re

26 Real-Time Workshop Embedded Coder 2.026-4Enhanced Code Generation OptionsInitialize Floats and Doubles to 0.0This option lets you control how inter

27Requirements Management Interface 1.0.2 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 27-3

1 Introducing Release 12.11-2What’s New in Release 12.1?Release 12.1 includes significant enhancements to our code generation capabilities and the int

27 Requirements Management Interface 1.0.2 Release Notes27-2New FeaturesThis section introduces the new features added in the Requirements Management

28Signal Processing Toolbox 5.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 28-2Filter Vis

28 Signal Processing Toolbox 5.1 Release Notes28-2New FeaturesThis section introduces the new features added in the Signal Processing Toolbox 5.1 sinc

New Features28-3New WindowsSix new window functions and a general window function have been added to the Signal Processing Toolbox. One window has bee

28 Signal Processing Toolbox 5.1 Release Notes28-4The general window function is an alternate way to specify any Signal Processing Toolbox window.The

Enhancements28-5EnhancementsThis section describes the Signal Processing Toolbox enhancements and is organized into the following subsections:•“FDAToo

28 Signal Processing Toolbox 5.1 Release Notes28-6Enhanced FunctionsThe following functions have been enhanced in the Signal Processing Toolbox 5.1. F

Major Bug Fixes28-7Major Bug FixesThe Signal Processing Toolbox 5.1 includes several bug fixes, including the following:•In FDATool Magnitude and Phas

28 Signal Processing Toolbox 5.1 Release Notes28-8Platform LimitationsFDATool — 640 x 480 ResolutionOn all platforms, FDATool requires a screen resolu

Upgrading from an Earlier Release28-9Upgrading from an Earlier ReleaseThere are no upgrade issues moving from the Signal Processing Toolbox 5.0 (Relea

What’s New in Release 12.1?1-3Data Acquisition Toolbox 2.1 ✔ minorDatabase Toolbox 2.2 ✔ minorDatafeed Toolbox 1.3 ✔ minorDeveloper’s Kit for Texas In

28 Signal Processing Toolbox 5.1 Release Notes28-10Known Software ProblemFDATool and FVTool Pole/Zero PlotIn the FDATool analysis window, pole-zero pl

29Simulink Performance Tools 1.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 29-2Model Cov

29 Simulink Performance Tools 1.1 Release Notes29-2New FeaturesThis section introduces the new features and enhancements added in Simulink Performance

New Features29-3Additional Covered Block TypesThis version covers the following additional block types:•Look-Up Table•Look-Up Table (2-D)•Combinatoria

29 Simulink Performance Tools 1.1 Release Notes29-4Graphical Merge ToolThis section describes features and enhancements added to the Graphical Merge T

New Features29-5Aligned Model Content DisplaysThis version aligns the display of the contents of the two models so that an item that appears in both m

29 Simulink Performance Tools 1.1 Release Notes29-6Platform Limitations for HP and IBMNote The Release 12 platform limitation for the Simulink Perfor

30Simulink Report Generator 1.2 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 30-2Block Type

30 Simulink Report Generator 1.2 Release Notes30-2New FeaturesThis section introduces the new features and enhancements added in the Simulink Report G

New Features30-3Image Titles for Snapshot ComponentsYou can add titles to images for the System Snapshot and Stateflow Snapshot (chart) components. Th

1 Introducing Release 12.11-4MATLAB Runtime Server 6.1 ✔ minorMATLAB Web Server 1.2.1(no chapter in these Release Notes)minorModel Predictive Control

30 Simulink Report Generator 1.2 Release Notes30-4Upgrading from an Earlier ReleaseThere are no upgrade issues moving from the Simulink Report Generat

31Stateflow Coder 4.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 31-2Single-Precision Con

31 Stateflow Coder 4.1 Release Notes31-2New FeaturesThis section introduces the new features and enhancements added in Stateflow Coder 4.1 since the o

Major Bugs Fixes31-3Major Bugs FixesBelow is a list of known bugs from Stateflow Coder 4.0.2 that are fixed in Stateflow Coder 4.1.Note For informati

31 Stateflow Coder 4.1 Release Notes31-4

32System Identification Toolbox 5.0.1 Release NotesUpgrading from an Earlier Release . . . . . . . . . 32-2Syntax of data Function

32 System Identification Toolbox 5.0.1 Release Notes32-2Upgrading from an Earlier ReleaseThere is one new upgrade issue involved in moving from the Sy

33Virtual Reality Toolbox 2.0 Release NotesIntroduction to the Virtual Reality Toolbox . . . . . . 33-2Simulink Interface . . . .

33 Virtual Reality Toolbox 2.0 Release Notes33-2Introduction to the Virtual Reality ToolboxThe Virtual Reality Toolbox extends the capabilities of MAT

Introduction to the Virtual Reality Toolbox33-3VRML ViewingIf you install a VRML plug-in, you can view a virtual world in your preferred Web browser.

What’s New in Release 12.1?1-5MATLAB 6.1Major enhancements to MATLAB 6.1 involve the following aspects of MATLAB:•Development environment, including:-

33 Virtual Reality Toolbox 2.0 Release Notes33-4

34Wavelet Toolbox 2.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 34-2disp . . . .

34 Wavelet Toolbox 2.1 Release Notes34-2New FeaturesThis section introduces the new features and enhancements added in the Wavelet Toolbox 2.1 since t

Major Bug Fixes34-3Major Bug FixesThe Wavelet Toolbox includes several bug fixes, including the following descriptions (online only) of particularly i

34 Wavelet Toolbox 2.1 Release Notes34-4Upgrading from an Earlier ReleaseThere are no upgrade issues moving from Wavelet Toolbox 2.0 (Release 12.0) to

35xPC Target 1.2 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 35-2C API . . . .

35 xPC Target 1.2 Release Notes35-2New FeaturesThis section introduces the new features and enhancements added to xPC Target 1.2 and xPC Target Embedd

New Features35-3CAN FIFO SupportUse CAN FIFO model I/O drivers to either monitor an entire CAN network, or to minimize driver latency for certain appl

35 xPC Target 1.2 Release Notes35-4Known Software and Documentation ProblemsThis section updates the xPC Target 1.2 and xPC Target Embedded Option 1.2

iiiContents1Introducing Release 12.1What’s New in Release 12.1? . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2Updated Products . . . .

1 Introducing Release 12.11-6•External interfaces, including:- Concatenation of Java arrays- New Fortran MEX, MX, MAT, and ENG functions- Serial I/O e

What’s New in Release 12.1?1-7•Chart annotation that is similar to Simulink annotation•The Simulink Model Coverage tool now performs model coverage ca

1 Introducing Release 12.11-8•The ability to have error statistics determine the duration of the simulation•A more flexible integrator blockThe Commun

What’s New in Release 12.1?1-9•A preference for handling errors to be store, report, or empty. In previous versions of the Database Toolbox, only the

1 Introducing Release 12.11-10DSP Blockset 4.1Major enhancements to the DSP Blockset 4.1 include:•The new Digital Filter Design block, which implement

What’s New in Release 12.1?1-11Financial Time Series Toolbox 1.1The Financial Time Series Toolbox 1.1 includes the following features that were introd

1 Introducing Release 12.11-12•Miscellaneous new functions•New image processing demosThe new features introduced in the Image Processing Toolbox, Vers

What’s New in Release 12.1?1-13Power System Blockset 2.2Major enhancements to the Power System Blockset 2.2 include:•The new Powergui tool Display spe

1 Introducing Release 12.11-14•Many FDATool enhancements•The ability to print preview and print your filter design in the SPTool Filter Viewer and Fil

What’s New in Release 12.1?1-15Wavelet Toolbox 2.1Major enhancements to the Wavelet Toolbox 2.1 include:•Reorganization and improvement of GUI menus•T

ivMathematics Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5Programming and Data Types Features . . . . . . . . . .

1 Introducing Release 12.11-16New ProductsThe following products are new since Release 12.0. These products were made available in Web-downloadable fo

Platform Limitations1-17Platform LimitationsFor Release 12.1, all the features described in these Release Notes and in the Release 12.1 documentation

1 Introducing Release 12.11-18Problems Entering Accented Characters on LinuxOn Linux platforms, using an accent key to accent a character in a two-str

Installation Notes1-19Installation NotesMaintaining Preference Files After UninstallingIf you use the Release 12 uninstaller, it will automatically re

1 Introducing Release 12.11-20Linux Distribution NotesAs of this writing, the following distributions are known to work:•Redhat 7.0•Mandrake 8.n•SuSE

For More Information About What’s New in Release 12.11-21For More Information About What’s New in Release 12.1For more detailed information about each

1 Introducing Release 12.11-22

MATLAB Software AcknowledgmentsMATLAB and its associated products incorporate the following third-party software:ARnoldi PACKage (ARPACK)Rich Lehoucq

TIFF capability in the functions imread, imwrite, imfinfo, print, and saveas:Copyright  1988-1999 Sam LefflerCopyright  1991-1999 Silicon Graphics,

2MATLAB 6.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 2-2Development Environment Featu

vBlock Library . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8Bug Fixes . . . . . . . . . . . . . . . . . . .

2 MATLAB 6.1 Release Notes2-2New FeaturesThis section introduces the new features and enhancements added in MATLAB 6.1 since MATLAB 6.0 (Release 12.0)

New Features2-3Editor/DebuggerThe Editor/Debugger has the following enhancements:•You can set bookmarks in M-files in the Editor/Debugger so that you

2 MATLAB 6.1 Release Notes2-4•When you add a breakpoint to a file that is not in a directory on the search path or in the current directory, a dialog

New Features2-5Mathematics FeaturesEvaluation of Solutions to Differential Equation ProblemsA new function, deval, enables you to evaluate the solutio

2 MATLAB 6.1 Release Notes2-6New Math Functions Function PurposedevalEvaluate the solution of a differential equation problem using the output of ode4

New Features2-7numelNew syntax n = numel(A, varargin) returns the number of subscripted elements, n, in A(index1,index2,...,indexn), where varargin is

2 MATLAB 6.1 Release Notes2-8Programming and Data Types FeaturesPartial Evaluation of ExpressionsWithin the context of an if or while expression, MATL

New Features2-9New File I/O Functions for Scientific Data FormatsThere are six new MATLAB 6.1 functions that enable you to retrieve information and da

2 MATLAB 6.1 Release Notes2-10Graphics FeaturesTransparent LegendYou can now make the legend box transparent, enabling you to see the plotted data beh

New Features2-11Default PaperType and PaperUnits Set For International UsersThe matlabrc.m startup file now sets the default PaperType and PaperUnits

viUpgrading from an Earlier Release . . . . . . . . . . . . . . . . . . . . . 4-6Transition Actions into Junctions Disallowed . . . . . . . . . . .

2 MATLAB 6.1 Release Notes2-12External Interfaces/API FeaturesConcatenation of Java ArraysIn MATLAB 6.1, you can concatenate arrays of Java objects th

New Features2-13New Fortran MX, MEX, MAT, and ENG FunctionsThe following functions have been added to the Fortran MX, MEX, MAT, and Engine external in

2 MATLAB 6.1 Release Notes2-14mxIsChar mxIsClassmxIsEmpty mxIsFinitemxIsFromGlobalWS mxIsInfmxIsInt8 mxIsInt16mxIsInt32 mxIsLogicalmxIsNaN mxIsSinglem

New Features2-15Property Added to ActiveX and Engine InterfacesFor ActiveX automation server applications and MATLAB Engine applications running on Wi

2 MATLAB 6.1 Release Notes2-16Serial I/OMATLAB’s serial port interface provides direct access to peripheral devices such as modems, printers, and scie

New Features2-17Creating Graphical User Interfaces — GUIDEThis section lists the changes made to GUIDE for Release 12.1:•The Layout Editor Edit menu h

2 MATLAB 6.1 Release Notes2-18Major Bug FixesMATLAB 6.1 includes several bug fixes made since MATLAB 6.0. This section describes the particularly impo

Major Bug Fixes2-19This bug fix introduces a backwards incompatibility. When A is a function Afun and sigma = 'sm', Afun must now return Y=A

2 MATLAB 6.1 Release Notes2-20Platform LimitationsNote The Release 12.0 platform limitations for MATLAB for the HP and IBM platforms still apply to R

Platform Limitations2-21Graphics and Printing LimitationsGUIDE LimitationsThe Application Options dialog configures the M-file generated by GUIDE. If

viiCorrect Compilation with Green Hills and DDICompilers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12Fix

2 MATLAB 6.1 Release Notes2-22You May Need to Overwrite the MATLAB Default Choice of BLASOn the PC, under both Linux and Windows operating systems, MA

Platform Limitations2-23Determining Your ProcessorThis section indicates how you can determine what type of processor your computer has.ALPHA. Enter t

2 MATLAB 6.1 Release Notes2-24HP700. Start with the System Administration Manager (SAM) and work your way to the Processor tab, as shown below:System

Platform Limitations2-25Using Another BLASYou may also use BLAS from other sources than the ones shipped with MATLAB, provided they are in the correct

2 MATLAB 6.1 Release Notes2-26Upgrading from an Earlier ReleaseThis section describes the upgrade issues involved in moving from MATLAB 6.0 (Release 1

Upgrading from an Earlier Release2-27Source ControlIf you use Microsoft Visual SourceSafe with MATLAB’s source control features, you now need to speci

2 MATLAB 6.1 Release Notes2-28Obsolete Input ArgumentsCertain input arguments to these functions have become obsolete. Using these arguments does not

Upgrading from an Earlier Release2-29no longer produces any output. Prior to Release 12, a background command sent output to the command window.If you

2 MATLAB 6.1 Release Notes2-30External Interfaces/API IssuesConcatenation of Java ObjectsWhen you concatenate Java objects, the class of the resultant

Upgrading from an Earlier Release2-31mexIsInf mexIsNaNmexPutFull mexPutMatrixTable 2-7: Obsolete Fortran MAT FunctionsmatDeleteMatrix matGetFullmatGe

viii7Communications Blockset 2.0.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2Set

2 MATLAB 6.1 Release Notes2-32Known Software and Documentation ProblemsThis section updates the MATLAB 6.1 documentation set, reflecting known MATLAB

Known Software and Documentation Problems2-33client. See the Technical Support Web page for a solution that lists the combinations tested and any know

2 MATLAB 6.1 Release Notes2-34MATLAB -> Using MATLAB -> Development Environment -> Editing and Debugging M-Files -> Debugging M-Files ->

3Simulink 4.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 3-2Simulink Editor . . .

3 Simulink 4.1 Release Notes3-2New FeaturesThis section introduces the new features and enhancements added in Simulink 4.1 since Simulink 4.0 (Release

New Features3-3Autoconnecting BlocksThis version makes connecting blocks significantly easier. To connect a set of source blocks to a target block, si

3 Simulink 4.1 Release Notes3-4Modeling EnhancementsThis section describes enhancements to Simulink’s dynamic system modeling tools.Autorouting Option

New Features3-5Saving Block User Data in Model FilesThis version adds a new block parameter, named UserDataPersistent, that is off by default. Setting

3 Simulink 4.1 Release Notes3-6Enhanced Engine Model DemosThe top and bottom dead center detection in the engine and enginewc demo models now use a re

New Features3-7Such models cannot be correctly simulated. Accordingly, Simulink now displays an error message when you attempt to run or update a diag

ix9Data Acquisition Toolbox 2.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2Additi

3 Simulink 4.1 Release Notes3-8Block LibraryThis section describes enhancements to the Simulink block libraries.Unified Pulse GeneratorThis version me

New Features3-9Sine Wave Block Enhancements The Sine Wave block now supports a bias factor that eliminates the need to sum with a Constant block. The

3 Simulink 4.1 Release Notes3-10Bug FixesThis section lists fixes to bugs that occurred in the previous version of Simulink.•Variable sample time S-fu

Bug Fixes3-11•Sorting bug fix Previous versions incorrectly computed the direct feedthrough setting for nonvirtual subsystems in triggered/function-ca

3 Simulink 4.1 Release Notes3-12Platform Limitations for HP and IBMNote The Release 12 platform limitations for Simulink for the HP and IBM platforms

Upgrading from an Earlier Release3-13Upgrading from an Earlier ReleaseThis section discusses upgrade issues in moving from Simulink 4.0 to Simulink 4.

3 Simulink 4.1 Release Notes3-14S-Functions Sorted Like Built-In BlocksWhen sorting blocks, Simulink now treats S-function blocks the way it treats bu

Upgrading from an Earlier Release3-15additive signals). This resulted in an implicit delay. Now you must explicitly define the delay by inserting a me

3 Simulink 4.1 Release Notes3-16Known Software ProblemsThis section updates the Simulink 4.1 documentation set, reflecting known Simulink 4.1 software

4Stateflow 4.1 Release NotesNew Features . . . . . . . . . . . . . . . . . . . 4-2Smart Transitions . .