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Measurement Studio User Manual

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1. a Figure 2 14 Digital Waveform Graph Web Forms Control Measurement Studio User Manual 2 40 ni com Chapter 2 Measurement Studio NET Class Libraries With the digital waveform graph control and the classes that interface with the control you can perform the following operations Plot Operations Plot digital waveform data including digital signal state data and timing information Configure plot labels on the y axis Configure plot templates to customize plots that are implicitly created from plotted data Specify anti aliased digital plots Expand and collapse signal plots interactively as well as programmatically Waveform Sample and Signal State Operations Simultaneously display waveforms and signals or display signals only Create custom waveform sample and signal state styles Configure the appearance of sample and state labels Create custom waveform sample and signal state labels Axis Operations Configure the axis modes to fixed exact autoscaling or loose autoscaling Interactively change the range of an axis and invert the axis at run time by clicking on the axis end labels Display captions on the axis and grid lines Position the axis to display on one or both sides of the graph s plot area Configure major minor and custom divisions Additional Operations National Instruments Corporation Display data in sample or ti
2. A ComplexWaveform data type This data type represents an analog signal that varies over time and is composed of complex data values An AnalogWaveform data type This data type represents an analog signal that varies over time A DataConverter class that converts data from one data type to another data type such as converting an array of integers to an array of doubles 2 13 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries e AnEngineeringFormatInfo class that defines a custom formatter to format numeric values as strings with engineering notation and International System of Units SI prefixes and symbols e A PrecisionWaveformTiming class that you can use to represent the timing of an analog or digital waveform that is accurate to the nearest 2 64 second e An AnalogWaveformCollection class that contains a strongly typed collection of AnalogWaveform lt TData gt objects one object for each channel and record combination You can access these objects through the 1D indexer or the 2D indexer Tip For more detailed information about the Common class library refer to the National Instruments section in the NI Measurement Studio Help Data Transfer Network Variable You can use the NetworkVariable class library or the DataSocket class library to transfer live measurement data between applications over a network You can use NetworkVariable or DataSocket to exchange different types of
3. NI TestStand Y Integration LabWindows CVI Y Full Development System FDS 1 Refer to the Standard Analysis section of Chapter 2 Measurement Studio NET Class Libraries for a list of the functionality included in the Standard Analysis class library 2 Included with the Device Drivers CD 3 Refer to the Professional Analysis section of Chapter 2 Measurement Studio NET Class Libraries for a list of the functionality included in the Professional Analysis class library 4 Refer to the Enterprise Analysis section of Chapter 2 Measurement Studio NET Class Libraries for a list of the functionality included in the Enterprise Analysis class library Measurement Studio User Manual 1 8 ni com Chapter 1 Introduction to Measurement Studio Learning Measurement Studio As you work with Measurement Studio you might need to consult additional resources For detailed Measurement Studio help including function reference and in depth documentation on developing with Measurement Studio refer to the NI Measurement Studio Help within the Visual Studio environment The NI Measurement Studio Help is fully integrated with the Visual Studio help You must have Visual Studio installed to view the online help and you must have the Microsoft NET Framework SDK 2 0 for Visual Studio 2005 or the Microsoft NET Framework SDK 3 5 for Visual Studio 2008 installed in order for links from Measurement Studio help topics to NET
4. The latest NI DAQ driver with new VIs functions and development tools for controlling measurement devices The advantages of NI DAQmx over earlier versions of NI DAQ include the DAQ Assistant for configuring channels and measurement tasks for your device for use in LabVIEW LabWindows CVI and Measurement Studio increased performance such as faster single point analog I O and a simpler API for creating DAQ applications using fewer functions and VIs than earlier versions of NI DAQ Driver level software to control and communicate with National Instruments image acquisition hardware A control used to display and edit numeric values OLE Control eXtension Another name for ActiveX controls reflected by the ocx file extension of ActiveX control files Object Linking and Embedding See also ActiveX OLE for Process Control An industry standard based on ActiveX and COM technologies that enables you to create a single client application that can communicate with disparate devices Refer to www opcfoundation org for more information Measurement instrument widely used in high speed testing applications such as telecommunication physical layer testing video testing and high speed digital design verification Measurement Studio User Manual G 8 ni com PCI PID plot point postback property property editor property pages PXI Glossary Peripheral Component Interconnect High performance expansion bus archit
5. location bufferedWriter Connect Dim phase As Integer 0 While True Dim values As Double GenerateDoubleArray phase Console WriteLine Writing Array bufferedWriter WriteValue values Thread Sleep 500 phase phase 1 End While End Sub End Module C using System using System Collections Generic using System Text using System Threading using NationalInstruments NetworkVariable namespace NetworkVariableWriter class Program private static double GenerateDoubleArray double phase double values new double 1000 for int x 0 x lt 1000 x values x Math Sin 2 Math PI x 1000 phase 2 return values static void Main string args const string Location localhost system double NetworkVariableBufferedWriter lt double gt bufferedWrite new NetworkVariableBufferedWriter lt double gt Location bufferedWrite Connect int phase 0 while true double value GenerateDoubleArray phase Console WriteLine Writing array National Instruments Corporation 5 25 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio bufferedWrite WriteValue value Thread Sleep 500 phase 9 Select Debug Start Without Debugging to run the application Writing Writing Writing Writing Writing Writing Writing Writing Writing Writing Writing Writing Writing Weiti Writing Writing Writing
6. A 2D or 3D display of one or more plots HyperText Transfer Protocol Protocol based on TCP IP which is used to download Web pages from an HTTP server to a Web browser National Instruments Corporation G 5 Measurement Studio User Manual Glossary IEEE 488 IMAQ Vision indicator installer instrument driver Instrument I O Assistant interface IVI knob Shortened notation for ANSI IEEE Standards 488 1978 488 1 1987 and 488 2 1987 See also GPIB National Instruments image acquisition and analysis software that you can use to acquire images from National Instruments image acquisition IMAQ boards display them in your program perform interactive viewer operations and analyze the images to extract information A control in read only mode Software program that copies program system and other necessary files to computers Library of functions to control and use one specific physical instrument Also a set of functions that adds specific functionality to an application Assists in writing code to communicate with devices such as serial Ethernet or GPIB instruments The Instrument I O Assistant provides a user interface within the Visual Studio environment You use the Instrument I O Assistant to interactively write commands to a device read data that the device returns and specify how to parse the response Connection between one or more of the following hardware software and the user For example
7. Exponential linear and polynomial curve fitting functions Signal generation functions EquiRipple filters Linear algebra functions such as forward and back substitution LU factorization Cholesky factorization Schur decomposition and Hessenberg decomposition Probability and analysis of variance Sinc impulse pulse ramp and chirp patterns General least squares fit power fit log fit Gauss Fit cubic spline fit and interpolation functions Special functions 3 4 ni com Chapter Refer to Table 3 1 to determine the type of measurements available in the Professional and Enterprise Analysis Visual C libraries Table 3 1 Analysis Visual C Library Measurement Types Included in the Professional and Enterprise Packages Analysis Visual C Library Professional Package Enterprise Package Measurements AC and DC Estimator Y Amplitude and Phase Spectrum Auto Power Spectrum Cross Power Spectrum Harmonic Analyzer Impulse Response Function Network Functions avg Power and Frequency Estimate Scaled Time Domain Window Spectrum Unit Conversion Transfer Function KISIRI S SIAII SIS Signal Generation Arbitrary Wave Y Chirp Wave Gaussian White Noise Impulse Pattern Pulse Pattern Ramp Pattern Sawtooth Wave Sinc Pattern Sine Pattern Sine Wave KISIRI SI ISIA SIASI S N
8. after which you may renew to continue your benefits For information about other technical support options in your area Visit ni com services or contact your local office at ni com contact Training and Certification Visit ni com training for self paced training eLearning virtual classrooms interactive CDs and Certification program information You also can register for instructor led hands on courses at locations around the world System Integration If you have time constraints limited in house technical resources or other project challenges National Instruments Alliance Partner members can help To learn more call your local NI office or visit ni com alliance A 1 Measurement Studio User Manual Appendix A Technical Support and Professional Services If you searched ni com and could not find the answers you need contact your local office or NI corporate headquarters Phone numbers for our worldwide offices are listed at the front of this manual You also can visit the Worldwide Offices section of ni com niglobal to access the branch office Web sites which provide up to date contact information support phone numbers email addresses and current events Measurement Studio User Manual A 2 ni com Glossary A ActiveX ActiveX control ActiveX control container analog I O annotate ANSI C API array control assembly asynchronous National Instruments Corporation G 1 Set of Mic
9. hardware interfaces connect two other pieces of hardware Interchangeable Virtual Instruments A technology involving standard programming interfaces for classes of instruments such as oscilloscopes DMMs and function generators that results in hardware independent instrument drivers The IVI standard programming interfaces have been defined by the IVI Foundation an industry consortium Refer to www ivifoundation org for more information A control used to input or display numerical data Measurement Studio User Manual G 6 ni com L LabVIEW LabWindows CVI LED legend matrix MB Measurement amp Automation Explorer MAX measurement device Measurement Studio meter method MFC National Instruments Corporation G 7 Glossary Laboratory Virtual Instrument Engineering Workbench Graphical development environment used for developing test and measurement applications ANSI C development environment for building test and measurement applications Light Emitting Diode An indicator that emits a light when current passes through it For example an LED shows if your computer or printer is turned on A control that displays symbols and descriptions for a specific set of elements of another object such as the plots or cursors of a graph A rectangular array of numbers or mathematical elements that represent the coefficients in a system of linear equations Megabytes of memory National Instrume
10. mxb I E l wae _ Specify the path to an existing mxb file to copy into your project The Measurement Studio DAQ Application Wizard automatically sets up your data acquisition project and launches the DAQ Assistant National Instruments Corporation 5 45 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio To configure your task 1 Inthe Create New dialog box of the DAQ Assistant you can begin to interactively define your DAQ task Select Acquire Signals and then Analog Input as the measurement type for your task 2 Next select Voltage Create New CVl Measurement Studio Project Based Task NI DAQ DAQ Assistant Select the measurement type for the task E Analog Input Atask is a collection of one or more virtual channels with timing triggering and other Y voltage properties Temperature To have multiple measurement types within a single task you must first create Strain the task with one measurement type After you create the task click the Add Current Channels button to add a new measurement type to the task Resistance Frequency Position E9 Acceleration gt Custom Voltage with Excitation Sound Pressure Counter Input Digital Input Finish Measurement Studio User Manual 5 46 ni com Chapter 5 Getting Started with Measurement Studio 3 From the Supported Physical Channels tree in the Physical tab select the physical channel such as
11. with Pivot Matrix Complex QR Factorization with Pivot Vector Complex QZ Decomposition Complex Schur Decomposition Complex Solve Linear Equations Multiple Right Hand Complex Solve Linear Equations Single Right Hand s Complex SVD Factorization Complex Vector Norm Determinant Dot Product Forward Substitution General Eigen AB Hessenberg Decomposition Inverse Matrix Linear Equations LU Factorization Matrix Balance Matrix Condition Number Matrix Multiplication KISIRI IS IA AASIAS Measurement Studio User Manual 2 8 ni com Chapter 2 Measurement Studio NET Class Libraries Table 2 1 Analysis NET Library Measurement Types included in the Professional and Enterprise Packages Continued Analysis NET Library Professional Package Enterprise Package Matrix Norm Vv Vv Matrix Rank Vv Vv Outer Product Y Y Pseudo Inverse Matrix Y Y QR Factorization Y QR Factorization with Pivot Y Matrix QR Factorization with Pivot Y Vector QZ Decomposition Y Schur Decomposition Y Solve Linear Equations Y Multiple Right Hand Solve Linear Equations Y Single Right Hand Special Matrix Y Y SVD Factorization Y Test Positive Definite Matrix Vv Vv Trace Vv Vv Transpose Vv Vv Array and Numeric Operations 1D and 2D Array Arithmetic Vv Vv 1D and
12. Bin and ASCII Byte o ider Big Endian Motorola Separator s Selected Token Settings Token name Value Waveform 1 5e 009 Data Type Scaling 1e 009 ine 5e 008 32 4 byte uint M Aray 0 5e 008 Byte Count Array Size 250 1 numBytes 1000 byte s x Sas 1 5e 009 1 I 1 a To end of data 150 200 250 Figure 4 5 Instrument I O Assistant The Instrument I O Assistant aids you in performing the following operations e Creating an instrumentation task class e Configuring an instrumentation task class to communicate with an instrument and parse data you receive from the instrument Tip For more information about using the Instrument I O Assistant to create a Measurement Studio instrument control application refer to the Creating a Measurement Studio Instrument Control Application section of the NI Measurement Studio Help Measurement Studio User Manual 4 10 ni com Chapter 4 Measurement Studio Integrated Tools and Features Selecting a Measurement Studio Parameter Value To access I O devices or resources you must specify string constants or scalar values for many method parameters and property values Use the Measurement Studio Parameter Assistant on the Measurement Studio menu to discover and insert into your code valid parameter values for methods and various Measurement Studio class libraries such as NI DAQmx NI 488 2 a
13. HyperGeometric Hyperbolic Cosine Integral Hyperbolic Sine Integral Incomplete Beta Incomplete Elliptic 1st Incomplete Elliptic 2nd Incomplete Gamma Jacobian Elliptic Function Kelvin Ist Kelvin 2nd Kummer Logarithm of Factorial KIRIS IRA A S R RIS S A NESSES ES SENSES SNYESTS National Instruments Corporation Measurement Studio User Manual Chapter 3 Table 3 1 Analysis Visual C Library Measurement Types Included in the Professional and Enterprise Packages Continued Analysis Visual C Library Professional Package Enterprise Package Modified Bessel 1st Y Modified Bessel 2nd Vv Parabolic Cylinder Y Psi Vv Sine Integral Y Spherical Bessel 1st Y Spherical Bessel 2nd Vv Stirling Vv Struve Y Tricomi Vv Zeta Vv Q Tip For more information about analyzing or generating data with the Analysis class library refer to the Analysis Visual C Class Library Overview topic in the NI Measurement Studio Help For more information about the functionality included in the Analysis class library visit ni com analysis and select Visual Basic Visual Basic NET C and C with Measurement Studio Measurement Studio User Manual ni com Common Chapter The Measurement Studio Common Visual C class library provides data types and classes that other Measurement Studio Visual C class libraries
14. Instruments Corporation 2 17 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries e PXI e Serial RS 232 and RS 485 e TCP IP e USB e VXI Y Tip For information about creating a Measurement Studio NI VISA application using the Instrument I O Assistant refer to the Creating an Instrument Control Application section in Chapter 4 Measurement Studio Integrated Tools and Features or the Walkthrough Creating a Measurement Studio Instrument I O Application in Chapter 5 Getting Started with Measurement Studio For more information about NI VISA visit ni com visa User Interface The Measurement Studio user interface controls are in the Windows Forms and Web Forms NET class libraries The following sections list the functionality included with the Measurement Studio Windows Forms and Web Forms controls Refer to Table 2 2 for the UI controls provided by Measurement Studio Table 2 2 Measurement Studio User Interface Controls User Interface Controls Windows Forms Web Forms Waveform graph Y Vv Scatter graph Vv Y Digital waveform graph Y Vv Complex graph Y Y Legend Y Y Knob Y Y Gauge Y Y Meter Y Y Slide Y Y Thermometer Y Y Tank Y Vv Measurement Studio User Manual 2 18 ni com Chapter 2 Measurement Studio NET Class Libraries Table 2 2 Measurement Studio User Interface Controls Continued User Interface Control
15. Item Location ocalhostiS ystem double E localhost System 2 mm E a Network Neighborhood 5 39 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio Select Network Item Location Mocalhost a w E System E gt a Network Neighborhood 8 Click OK to return to the Network VariableBinding Collection Editor dialog box 9 After you configure the binding properties click OK to return to the ASP NET Designer Displaying the array of data on a Web page 1 Select WaveformGraph in the Toolbox and drag and drop it on the form 2 Select AutoRefresh in the Toolbox and drag and drop it on the form In the AutoRefresh smart tag check Enabled Select Edit Default Refresh Items to launch the RefreshItem Collection Editor dialog box L AutoRefresh Tasks hutoRefresh AutoRefresh1 ID Enabled Interval 00 00 03 000 v Edit Default Refresh Items Measurement Studio User Manual 5 40 ni com Chapter 5 Getting Started with Measurement Studio 4 Select Add Select WaveformGraph1 for the ItemID and click OK Refreshitem Collection Editor Members NationalInstruments UI RefreshItem properti UI di A Mf Nationalinstruments UI Refreshit A 4 E Behavior ItemID WaveformGraphi v S 5 Double click the AutoRefresh control Add the following code to the AutoRefresh event handler to bind the waveform graph control to the ne
16. Libraries NATIONAL Select the class libraries you want to include in the project INSTRUMENTS Enterprise Analysis S V Measurement Studio Hardware Class Libraries DAGmx Library Max Portable Configuration NI 488 2 Instrumentation Control VisaNS Library C DataSocket Communication Deprecated Network ariable Communication Windows Forms User Interface Controls Figure 4 2 Measurement Studio Add Remove Class Libraries Wizard for Visual Studio 2005 Tip For more information about using the Add Remove NET Class Libraries wizard to add or remove Measurement Studio NET class libraries refer to the Adding or Removing Measurement Studio NET Class Libraries section in the NI Measurement Studio Help Creating a Measurement Studio NI DAQmx Application To create a Measurement Studio NI DAQmx application use the DAQ Assistant The DAQ Assistant integrates into Visual Studio as a code designer Use the Add New Item wizard to add an NI DAQmx task to your project and use the DAQ Assistant user interface as shown in Figure 4 3 to interactively create and configure the NI DAQmx task The DAQ Assistant automatically generates a Visual Basic NET Visual C or Visual C Visual Studio 2005 only class that includes the functionality you configure in the user interface Measurement Studio User Manual 4 6 ni com Chapter 4 Measurement Studio Integrated Tools and Features 3 Note The DAQ Assistant is available only if you have insta
17. Manual Technology that simplifies live data exchange between applications and HTTP FTP OPC logos Lookout objects and file servers over the Internet It provides one common API to a number of different communication protocols An instrument or controller you can access as a single entity that controls or monitors real world I O points A device is often connected to a host computer through some type of communication network See also DAQ device and measurement device Reading or writing digital representations of data in discrete units the binary digits 1 and 0 Digital information is either on or off A control that displays Digitalwaveform data on a Windows Forms or Web Forms user interface the DigitalWaveform data type represents a set of digital states that are grouped by samples or signals Ability to install programs you develop with Measurement Studio to others working on different computers Dynamic Link Library A library of functions that link to a program and load at run time rather than being compiled into the program Loading libraries only when they are needed saves memory in software applications Digital Multimeter A common measurement instrument that measures resistance current and voltage in a wide variety of applications Previous generation Web browser with limited client interaction See also uplevel browser Software that controls a specific hardware device such as a data acquisition board or GPIB int
18. Measurement Studio features Complete the following steps to install Measurement Studio 1 Log on as an administrator or as a user with administrator privileges 2 Launch Autorun exe either from the installation CD or from the location to which you extracted the downloaded CD image 3 Select the version of Visual Studio you want to install support for 4 Follow the instructions that appear on the screen Note If you want to upgrade a Windows XP machine to Windows Vista National Instruments recommends first uninstalling all NI software including both application software and drivers Installing Hardware Drivers for Visual Studio 2008 Support Visual Studio 2008 NET class library support for National Instruments hardware drivers is included on the Measurement Studio 8 5 CD under the VS2008 Driver Support feature in the feature tree To install support for NI DAQmx NI VISA NI 488 2 or MAX you must install the appropriate feature from the Measurement Studio 8 5 CD and you must install the underlying device driver from the NI Device Drivers CD or from a product specific driver installer Refer to the Driver Support section for information on obtaining device driver installers Measurement Studio User Manual 1 4 ni com Chapter 1 Introduction to Measurement Studio To install support for NI DAQmx 1 Inthe NI Measurement Studio 8 5 installer enable the VS2008 Driver Support NET Framework 3 5 Languages Support for NI DAQmx
19. Name ReaderWriter 7 Location C Documents and Settings Administrator My Documents Visual Studio 2005 Projects iv Browse Solution Name ReaderWriter Create directory for solution Cancel Figure 4 1 New Project Dialog Box in Visual Studio 2005 uw Tip For more information about using project templates to create a new Measurement Studio project refer to the Creating a New Measurement Studio Project section in the NI Measurement Studio Help 3 Note For information about converting Measurement Studio projects refer to the Converting Measurement Studio Projects section in the NI Measurement Studio Help Adding or Removing Measurement Studio NET Class Libraries To add or remove Measurement Studio NET class libraries from a project use the Measurement Studio Add Remove NET Class Libraries wizard on the Measurement Studio menu This wizard provides an interface as shown in Figure 4 2 that you can use to select the Measurement Studio NET class libraries you want to add to or remove from a project National Instruments Corporation 4 5 Measurement Studio User Manual Chapter 4 Measurement Studio Integrated Tools and Features When you exit the wizard the wizard adds or removes the appropriate references to or from the project thus adding or removing the functionality associated with the class library Measurement Studio Visual C Windows Application Wizard Measurement Studio Class
20. Of Double New NetworkVariableBufferedWriter Of Double location CH bufferedWriter Connect Dim phase As Integer 0 While True Dim values As Double GenerateDoubleArray phase Console WriteLine Writing Array bufferedWriter WriteValue values Thread Sleep 500 phase phase 1 End While End Sub End Module using System using System Threading using NationalInstruments NetworkVariable namespace NetworkVariableWriter class Program private static double GenerateDoubleArray double phase double values new double 1000 for int x 0 x lt 1000 x values x Math Sin 2 Math PI x 1000 phase 2 return values Measurement Studio User Manual 5 34 ni com Chapter 5 Getting Started with Measurement Studio static void Main string args const string Location localhost system double NetworkVariableBufferedWriter lt double gt bufferedWriter new NetworkVariableBufferedWriter lt double gt Location bufferedWriter Connect int phase 0 while true double value GenerateDoubleArray phase Console WriteLine Writing array bufferedWriter WriteValue value Thread Sleep 500 phase 9 Select Debug Start Without Debugging to run the application cx C WINDOWS system32 cmd exe Oo x array array array Writing array Writing array Writing array Writing array Writing array Writing a
21. Variable Manager to access this menu item NI Measurement Studio Help Use the NI Measurement Studio Help to access detailed Measurement Studio help including function reference walkthroughs and conceptual topic documentation on developing with Measurement Studio Measurement Studio Online Resources Measurement Studio Home Page Use the Measurement Studio Web site at ni com mstudio to find Measurement Studio news support downloads and evaluation software Select Measurement Studio Online Resources Measurement Studio Home Page to access this menu item Measurement Studio Online Resources Instrument Driver Network Use the NI Instrument Driver Network at ni com idnet as a central resource for downloading developing and submitting instrument drivers Select Measurement Studio Online Resources Instrument Driver Network to access this menu item Measurement Studio Online Resources Discussion Forums Use the NI Discussion Forums at forums ni com to participate in discussion forums and exchange code with measurement and automation developers around the world Select Measurement Studio Online Resources Discussion Forums to access this menu item Measurement Studio Online Resources Search Technical Support Use NI Technical Support at ni com support to find support resources available for most products including software drivers and updates KnowledgeBase articles product manuals step by step troubleshooting wizards conf
22. Visual Studio 2005 support or minimum of 200 MB of free hard disk space for Visual Studio 2008 support 1 2 ni com Chapter 1 Introduction to Measurement Studio e Microsoft compatible mouse e Microsoft Internet Explorer 6 0 or later Optional Installation In order for links from Measurement Studio help topics to NET Framework help topics to work you must install the Microsoft NET Framework SDK 2 0 or Microsoft NET Framework SDK 3 5 Driver Support To use NET class libraries that interface to National Instruments device drivers NI DAQmx NI VISA and NI 488 2 and the MAX Measurement amp Automation Explorer configuration utility you must install the underlying device drivers in addition to the NET class libraries You can run the underlying device driver installers from the NI Device Drivers CD included with Measurement Studio Alternatively refer to NJ Drivers and Updates on ni com and enter Device Drivers into the search field to download the latest version of the NI Device Drivers CD Deployment Requirements To deploy an application built with Measurement Studio NET class libraries the target computer must have a Windows Vista XP 2000 operating system and the NET Framework version 2 0 for Visual Studio 2005 or the NET Framework version 3 5 for Visual Studio 2008 To deploy an application built with Measurement Studio Visual C class libraries the target computer must have a Windows Vista XP 2000 operatin
23. Writing array array array array array array array array array array array array array array array array array array array array array array cx C WINDOWS system32 cmd exe 10 Minimize the console but keep the application running Measurement Studio User Manual 5 26 ni com Chapter 5 Getting Started with Measurement Studio Setting up a Windows Forms project 1 Select Start All Programs Microsoft Visual Studio 2005 Microsoft Visual Studio 2005 2 Select File New Project The New Project dialog box launches New Project Project types Templates Visual C isual Studio installed templates Windows Smart Device RENI Windows Application ROM Class Library Database Starter Kits My Templates Measurement Studio Web Ep Search Online Templates Other Languages 4 Other Project Types lA project for creating a Measurement Studio C application with a Windows user interface Name WindowsNetwrkVariableReader Location C Documents and Settings Administrator My Documents Visual Studio 2005 Projects v Solution Name WindowsNetworkVariableReader Create directory for solution 3 In the Project types pane select Measurement Studio under Visual C or Visual Basic depending on which language you want to create the project in 4 Inthe Templates pane select NI Windows Application Name the project WindowsNetworkVariableReader and
24. X and Y data coordinates in a customized format that the cursor crosshair points to and customize the text font and colors of the label Create custom point and line styles for cursors Interactively move the cursor by clicking and dragging the vertical or horizontal crosshair or the center of the cursor Programmatically move the cursor to previous or next position or to a specified coordinate Annotation Operations National Instruments Corporation Configure text labels arrows and drawing shapes to annotate a point anywhere in the plot area of the graph Configure range area text labels and arrows to annotate a range in the plot area of the graph 2 39 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Additional Operations e Zoom interactively as well as programatically e Specify the image format of the control as BMP GIF JPEG or PNG 0 Tip For more information about using the waveform and scatter graph controls refer to the Using the Measurement Studio Web Forms Scatter and Waveform Graph NET Controls section in the NJ Measurement Studio Help Digital Waveform Graph Control Use the Measurement Studio digital waveform graph control as shown in Figure 2 14 to display DigitalWaveform data in an ASP NET Web application Measurement Studio Digital Waveform Graph Web Forms DER Fie Edit View Favorites Tools Help ay gt x a A Search J Favorites 4 10 15 20
25. a new project that references the NI DAQmx assembly and launches the DAQ Assistant to create an NI DAQmx task Measurement Studio User Manual 5 42 ni com Chapter 5 Getting Started with Measurement Studio e Configuring your task Using the DAQ Assistant you will interactively configure and save your task The wizard then generates code to reflect your configuration settings The wizard also generates a component that provides common operations for your task and integration with the Windows Forms designer e Creating a custom user interface for the task Using the DAQ Component UI generation wizard you will create a custom user interface that uses the DAQ component you created to automatically plot the DAQ signal Before you begin The following components are required to complete this walkthrough e Visual Studio 2005 or Visual Studio 2008 e Measurement Studio 8 0 1 or later Professional or Enterprise package for Visual Studio 2005 or Measurement Studio 8 5 or later Professional or Enterprise package for Visual Studio 2008 e NI DAQmx 8 1 or later for Visual Studio 2005 or NI DAQmx 8 7 1 or later for Visual Studio 2008 e NI DAQm x supported DAQ device or simulated device For information about installing and configuring your DAQ device refer to the DAQ Getting Started Guide You can also use a simulated device to complete this walkthrough For information on how to create an NI DAQmx simulated device refer to Creating NI D
26. class library and application templates that you can use to quickly create measurement applications with Visual Basic NET Visual C ASP NET and Visual C Refer to the following sections Walkthrough Creating an Application with Windows Forms Controls and Analysis or Walkthrough Creating an Application with Web Forms Controls and Analysis for step by step instructions on how to create a Measurement Studio project Use the Visual Studio New Project dialog box as shown in Figure 4 1 to access these templates and to create projects You can create the following projects in Measurement Studio e Measurement Studio Visual Basic NET project e Measurement Studio Visual C project e Measurement Studio ASP NET project e Measurement Studio Visual C project Visual Studio 2005 only e Measurement Studio Visual C project with LabWindows CVI libraries Visual Studio 2005 only 4 4 ni com Chapter 4 Measurement Studio Integrated Tools and Features New Project Project types Templates Visual Basic isual Studio installed templates Windows i Smart Device fag I Windows Application Mi NI Class Library Database Starter Kits My Templates Measurement Studio visual C Windows Smart Device Database Starter Kits Measurement Studio E visual J E visual C Other Project Types SE Search Online Templates 4 project for creating a Measurement Studio C application with a Windows user interface
27. feature 2 Inthe NI Device Drivers installer enable the Data Acquisition NI DAQmx feature To install support for NI VISA 1 Inthe NI Measurement Studio 8 5 installer enable the VS2008 Driver Support NET Framework 3 5 Languages Support for NI VISA feature If you want to use the Instrument I O Assistant inside Visual Studio 2008 enable the VS2008 Driver Support VS2008 DotNET WOAssistant Support feature 2 Inthe NI Device Drivers installer enable the Instrument Control NI VISA feature To install support for NI 488 2 1 Inthe NI Measurement Studio 8 5 installer enable the VS2008 Driver Support NET Framework 3 5 Languages Support for NI 488 2 feature 2 Inthe NI Device Drivers installer enable the Instrument Control NI 488 2 feature To install support for MAX 1 Inthe NI Measurement Studio 8 5 installer enable the VS2008 Driver Support NET Framework 3 5 Languages Support for NI MAX feature 2 Inthe NI Device Drivers installer enable the NI Measurement and Automation Explorer feature Installing Hardware Drivers for Visual Studio 2005 Support The NET and C class libraries for Visual Studio 2005 support for National Instruments hardware drivers are included in the Driver CD installer National Instruments Corporation 1 5 Measurement Studio User Manual Chapter 1 Introduction to Measurement Studio Installing the Current Version of Measurement Studio over Previous Versions of Measurement St
28. manual documents Measurement Studio for Visual Studio 2005 2008 The Measurement Studio support for Visual Studio NET 2003 Visual Studio 2005 and Visual Studio 2008 CD includes separate parallel sets of class libraries integration features and support documentation for developing with Visual Studio NET 2003 Visual Studio 2005 and Visual Studio 2008 For help with Visual Studio 6 0 refer to the Measurement Studio Support for Visual Studio 6 0 Readme located on the Measurement Studio for Visual Studio 6 0 CD The Measurement Studio User Manual is organized into five chapters Chapter 1 Introduction to Measurement Studio is an overview of Measurement Studio This chapter includes installation and deployment requirements installation instructions and a list of Measurement Studio resources Chapter 2 Measurement Studio NET Class Libraries and Chapter 3 Measurement Studio Visual C Class Libraries include information about the NET class libraries and the Visual C class libraries respectively Chapter 4 Measurement Studio Integrated Tools and Features includes information on using the Measurement Studio tools and features integrated into the Visual Studio environment Chapter 5 Getting Started with Measurement Studio includes walkthroughs that guide you through step by step instructions on how to develop with Measurement Studio features 3 Note Refer to the Measurement Studio Release Notes for updates or changes to the Measure
29. or next position or to a specified coordinate Annotation Operations Configure text labels arrows and drawing shapes to annotate a point anywhere in the plot area of the graph Configure range area text labels and arrows to annotate a range in the plot area of the graph Show tooltips configured to display data or other custom text Additional Operations Pan and zoom interactively as well as programatically Copy the graph as a BMP GIF JPEG or PNG image to the clipboard or a file Perform hit testing of mouse cursor coordinates Bind a plot to a data source on the waveform graph Tip For more information about using the waveform and scatter graph controls refer to the Using the Measurement Studio Windows Forms Scatter and Waveform Graph NET Controls section in the NI Measurement Studio Help Ss Measurement Studio User Manual 2 22 ni com Chapter 2 Measurement Studio NET Class Libraries Digital Waveform Graph Control Use the Measurement Studio digital waveform graph control as shown in Figure 2 2 to display DigitalWaveform data on a Windows Forms user interface Digital Waveform Graph Control 0 l Waveform Signal Signal Signal Signal Signal Signal Signal Waveform Signal Figure 2 2 Digital Graph Windows Forms Control With the digital waveform graph control and the classes that interface with the control you can perform the following operations Plot Operations
30. plot to display arrows The arrows indicate the direction of the complex data 2 42 ni com Chapter 2 Measurement Studio NET Class Libraries Create custom point and line styles for plots Specify anti aliased plots for plot lines Calculate and display error bands Configure plot to specify how data is saved and restored across HTTP requests Axis Operations Configure a graph to include multiple axes or independent ranges so that plot data fits the graph plot area Configure the axis modes to fixed autoscaling including autoscaling based on the visible data only strip chart or scope chart Interactively change the range of an axis and invert the axis at run time by clicking on the axis end labels Display origin lines captions on the axis and grid lines Position the axis to display on one or both sides of the graph s plot area Configure major minor and custom divisions and origin lines Cursor Operations Use cursors to identify key points in plots and the plot area Configure cursor snap modes to be floating nearest point or to plot Use cursor labels to display real imaginary magnitude or phase data that the cursor crosshair points to and customize the text font and colors of the label Create custom point and line styles for cursors Interactively move the cursor by clicking and dragging the vertical or horizontal crosshair or the center of the cursor Programmatically move the cursor to prev
31. sections for information about each Measurement Studio Visual C class library ActiveX Controls in Visual C ActiveX controls are specialized COM servers that implement a specific set of interfaces The Measurement Studio Visual C button graph knob numeric edit slide and 3D graph are ActiveX controls Measurement Studio includes classes that provide native C interfaces to the ActiveX controls For example the CNiGraph class provides an interface to the CWGraph ActiveX graph control The Measurement Studio classes that provide interfaces to the Measurement Studio ActiveX controls simplify using ActiveX controls in Visual C interfaces and programs The features that simplify this process include overloaded functions the ability to call the control from any thread and automatic data type translations 3D Graph Control Use the Measurement Studio ActiveX 3D graph control as shown in Figure 3 1 to plot three dimensional data The 3D graph is included only in the Measurement Studio Enterprise and Professional packages Qa Q wxk an Figure 3 1 ActiveX 3D Graph Control With the Measurement Studio ActiveX 3D graph control and the classes that interface with the control you can perform the following operations Measurement Studio User Manual 3 2 ni com Plot Operations Additional Operations Chapter Plot three dimensional data including curves and surfaces Use multiple plot styles po
32. the Button control and drag and drop it onto the form 4 Right click the button and select Properties to display the Properties window You configure the properties of the control in the Properties window 5 The Text property will be highlighted Type Start for the button text Measurement Studio User Manual 5 4 ni com Chapter 5 Getting Started with Measurement Studio 6 Expand the Measurement Studio group in the Toolbox i Menus amp Toolbars i Data i Components i Printing i Dialogs Crystal Reports R Pointer WE WaveformGraph BY ScatterGraph DigitalWaveformGraph a ComplexGraph EJ Legend E Gauge 223 Knob SS Meter Slide pm Tank Thermometer 03 NumericEdit amp Switch Led a NumericEditarray Ad Switcharray 3 Ledarray PropertyEditor A InstrumentControlStrip DaqComponent R NetworkYariableDataSource 34 NetworkVariableBrowserDialog General 7 Select the WaveformGraph control and drag and drop it onto the form 8 Right click the waveform graph and select Edit Plots to display the WaveformPlot Collection Editor dialog box You use the WaveformPlot Collection Editor dialog box to add or remove plots and to configure plot properties National Instruments Corporation 5 5 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio WaveformP lot Collection Editor Members ME A Plot Plot properties BR A
33. to the Using the Measurement Studio NI DAQmx NET Library topic in the NI Measurement Studio Help For more information about DAQ visit ni com dataacquisition NI SCOPE The NET class libraries for NI SCOPE include NET APIs for NI Scope NI TClk and NI ModInst instrument drivers These class libraries provide a NET interface to the underlying driver API You can use the NET class libraries to create and configure NI SCOPE components programmatically and at design time Tip For further information on NI SCOPE NET driver support and to download the NI SCOPE NET class libraries refer to NI SCOPE NET Driver Support at NI Developer Zone ni com devzone NI VISA The Measurement Studio NI VISA NET class library is in the NationalInstruments VisaNs namespace This class library is included when you install the NI VISA driver The NI VISA driver is available at ni com downloads The NI VISA class library includes a set of classes that provides a rich object oriented interface to the NI VISA driver Use this library to quickly create bus independent or bus specific instrument control applications The NI VISA class library supports formatted I O operations locking event handling and interface specific extensions With this class library you can access the functionality available in NI VISA for communicating with message based and register based instruments using the following interfaces e GPIB e IEEE 1394 National
34. wires commonly one two or four depending on the switch topology A virtual channel cannot be created with a switch channel Switch channels may be used only in the NI DAQmx Switch functions and VIs To append new data points to the end of an existing plot over time In Web Forms page calls back to the server without fully posting back Callbacks are asynchronous and are accomplished with XML HTTP Client callbacks do not include postback data and they do not force the page to refresh Client callbacks do require a browser that supports the XML HTTP protocol LabWindows CVI feature that creates code based on a uir file to connect your GUI to the rest of your program This code can be compiled and run as soon as it is created Measurement Studio User Manual G 2 ni com coercion COM complex graph context sensitive help control counter timer I O cursor cursor label DAQ DAQ Assistant DAQ device National Instruments Corporation G 3 Glossary Automatic conversion that Measurement Studio controls perform to change the numeric representation of a data element Component Object Model Microsoft specification for architecting and developing reusable software components A control that displays a ComplexDoub1le data type the ComplexDouble data type represents a complex number of type Double that is composed of areal part and an imaginary part Help for dialog boxes the controls in dialog boxes and k
35. 2 2 ni com Enterprise Analysis Chapter 2 Measurement Studio NET Class Libraries The Enterprise Analysis class library which ships with Measurement Studio Enterprise Edition includes the Standard and Professional Analysis functionality as well as the following advanced functionality EquiRipple filters Linear algebra functions such as forward and back substitution LU factorization Cholesky factorization Schur decomposition and Hessenberg decomposition Probability and analysis of variance Sinc impulse pulse ramp and chirp patterns General least square curve fit power fit log fit Gauss fit cubic spline fit and interpolation functions Measurement functions such as transition measurements pulse measurements and cycle RMS average functions Special functions Refer to Table 2 1 to determine the type of measurements available in the Professional and Enterprise Analysis NET libraries Table 2 1 Analysis NET Library Measurement Types included in the Professional and Enterprise Packages Analysis NET Library Professional Package Enterprise Package Measurements AC and DC Estimator S Amplitude and Phase Spectrum Auto Power Spectrum Cross Power Spectrum Cycle RMS Average Harmonic Analyzer Harmonic Analyzer Using Signal KIKSI SISIS Impulse Response Function Network Functions avg National Instruments Corporation 2 3 Measurem
36. 2D Linear Evaluation Vv Y 1D and 2D Polynomial Vv Vv Evaluation 1D Polar to Rectangular Y Y 1D Rectangular to Polar Vv Vv National Instruments Corporation 2 9 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Table 2 1 Analysis NET Library Measurement Types included in the Professional and Enterprise Packages Continued Analysis NET Library Professional Package Enterprise Package Complex Number Arithmetic Y Y Find Polynomial Roots Y Vv Scale 1D and 2D Y Y Curve Fitting Cubic Spline Fit Exponential Fit Y Exponential Fit Interval Gauss Fit Gauss Fit Interval General Least Squares Linear Fit KISIRI IAS General Polynomial Fit Goodness of Fit Linear Fit Linear Fit Interval Logarithm Fit Logarithm Fit Interval Nonlinear Fit Power Fit Power Fit Interval Remove Outliers KIRIS SISIR SIRIS S Statistics 1D 2D and 3D ANOVA s Chi Square Distribution s erf x and erfc x Measurement Studio User Manual ni com Chapter 2 Measurement Studio NET Class Libraries Table 2 1 Analysis NET Library Measurement Types included in the Professional and Enterprise Packages Continued Analysis NET Library Professional Package Enterprise Package F Distribution Vv Histogram Y Inverse Chi Sq
37. 36 ni com Chapter 5 Getting Started with Measurement Studio 6 Select Network Variable Communication Library and Web Forms User Interface Control Library Measurement Studio ASP NET Web Site Wizard Measurement Studio Class Libraries Select the class libraries you want to include in the project C Enterprise Analysis Library Network ariable Communication Library Web Forms User Interface Control Library 0 Tip If you are working with an existing project you can access the Add Remove Class Libraries dialog box by selecting Measurement Studio Add Remove Class Libraries Wizard 7 Click Finish to display Default aspx in the Web Forms Designer You can rename the title of your Web page Click inside the lt title gt tag and rename the title to Measurement Studio Network Variable and Web Forms Controls Walkthrough National Instruments Corporation 5 37 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio Configuring the network variable data source control 1 Click Design in the lower left corner to switch from Source View to Design View Select View Toolbox to display the Toolbox The toolbox contains components and controls that you can add to your project Expand the Measurement Studio group on the Toolbox Select the Network VariableDataSource control in the toolbox and drag and drop it on the form The Network VariableDataSource control is a data source control with func
38. 5 and Visual Studio 2008 Refer to the Using the Measurement Studio NET Class Libraries section of the NI Measurement Studio Help for detailed information about these libraries Refer to Chapter 5 Getting Started with Measurement Studio for step by step instructions on developing applications with these libraries Measurement Studio Support for Visual Studio NET Class Library Overview Measurement Studio provides NET class libraries that you can use to develop complete measurement and automation applications in Visual Basic NET and Visual C Measurement Studio includes the following NET class libraries e Analysis e Common e DataSocket e Network Variable e NI 488 2 e NI DAQmx e NI SCOPE e NI VISA e User Interface Refer to the following sections for information about each Measurement Studio NET class library National Instruments Corporation 2 1 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Analysis Standard Analysis The Measurement Studio Analysis NET class library is in the NationaliInstruments Analysis namespace The Analysis class library includes a set of classes that provides digital signal processing signal filtering signal generation peak detection and other general mathematical functionality Use this library to analyze acquired data or to generate data Additionally the documentation for the Analysis class library includes analysis code snippets that
39. AQmx Simulated Devices in the Measurement amp Automation Explorer Help for NI DAQmx To open this help select Start All Programs National Instruments Measurement amp Automation In Measurement amp Automation Explorer MAX select Help Help Topics NI DAQmx MAX Help for NI DAQmx For the purposes of this walkthrough the NI PCI 6280 device of the M Series DAQ family is recommended To set up the project 1 Open Visual Studio from Start All Programs Microsoft Visual Studio 2005 Microsoft Visual Studio 2005 or Start All Programs Microsoft Visual Studio 2008 Microsoft Visual Studio 2008 2 Select File New Project The New Project dialog box launches National Instruments Corporation 5 43 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio New Project Project types In the Project types pane expand the Visual C or Visual Basic node depending on which language you want to create the project in and select Measurement Studio Code generation works in both languages In the Templates pane select NI DAQ Windows Application Specify MyDAQmxProject for Name and specify a Location of your choice Click OK The Measurement Studio DAQ Application Wizard launches Templates B Visual C Windows 4 Smart Device Database Starter Kits Measurement Studio Other Languages Other Project Types isual Studio installed templates CINI DAQ Windows Application SENI Windows Ap
40. ARIA SIA NERNEY SA SERGEY NESTS Measurement Studio User Manual ni com Chapter 2 Measurement Studio NET Class Libraries Table 2 1 Analysis NET Library Measurement Types included in the Professional and Enterprise Packages Continued Analysis NET Library Professional Package Enterprise Package Spherical Bessel 1st Vv Spherical Bessel 2nd Vv Stirling Y Struve Y Tricomi Y Zeta Y Tip For more information about analyzing or generating data with the Analysis class library refer to the Using the Measurement Studio Analysis NET Library topic in the NI Measurement Studio Help For more information about the functionality included in the Analysis class library visit ni com analysis and select Visual Basic Visual Basic NET C and C with Measurement Studio Common The Measurement Studio Common NET class library is in the NationalInstruments namespace The Common class library provides a set of classes that facilitates the exchange of data between the acquisition analysis and user interface portions of your application The Common class library includes the following features National Instruments Corporation A ComplexDoub1e data type This data type represents a complex number of type Double that is composed of a real part and an imaginary part A DigitalWaveform data type This data type represents a set of digital states that are grouped by samples or signals
41. CAUSE EACH END USER SYSTEM IS CUSTOMIZED AND DIFFERS FROM NATIONAL INSTRUMENTS TESTING PLATFORMS AND BECAUSE A USER OR APPLICATION DESIGNER MAY USE NATIONAL INSTRUMENTS PRODUCTS IN COMBINATION WITH OTHER PRODUCTS IN A MANNER NOT EVALUATED OR CONTEMPLATED BY NATIONAL INSTRUMENTS THE USER OR APPLICATION DESIGNER IS ULTIMATELY RESPONSIBLE FOR VERIFYING AND VALIDATING THE SUITABILITY OF NATIONAL INSTRUMENTS PRODUCTS WHENEVER NATIONAL INSTRUMENTS PRODUCTS ARE INCORPORATED IN A SYSTEM OR APPLICATION INCLUDING WITHOUT LIMITATION THE APPROPRIATE DESIGN PROCESS AND SAFETY LEVEL OF SUCH SYSTEM OR APPLICATION Contents About This Manual How To Use This Manal ccceccccccesessssssscscscceccscsccccececesesesssssssssscnesesesesssseseesesees 1X COMVEMUIOMS Sark lastics cece neces T Seah E eA RT E A ETE x Chapter 1 Introduction to Measurement Studio Installation Requirements sirere sutaconndssedevenesd ccencevnds sedadevesd ondveveayossbenere chews 1 2 DY Ver SUPPOLE sic raaa rn shentedes Savezcdtes n deedeavuagedias 1 3 Deployment Requirements 00 0 snena erreen En EES E E aai 1 3 Installation Instr ctionS sonico inisin oai aa e n T S aiea 1 3 Installing Hardware Drivers for Visual Studio 2008 Support 1 4 Installing Hardware Drivers for Visual Studio 2005 Support 1 5 Installing the Current Version of Measurement Studio over Previous Versions of Measurement Studio eee ese eseeeeeseceeeeeeseeees 1 6 Measurement Studio Package C
42. Framework help topics to work You can launch the NI Measurement Studio Help in the following ways e From the Windows Start menu select Start All Programs National Instruments lt Measurement Studio gt Measurement Studio Documentation The help launches in a stand alone help viewer e From Visual Studio select Help Contents to view the Visual Studio table of contents The NI Measurement Studio Help is listed in the table of contents e From Visual Studio select Measurement Studio NI Measurement Studio Help The help launches within the application 0 Tip As you work through this manual you will see italicized references to relevant help topics To find these topics use the table of contents in the NJ Measurement Studio Help installed on your machine The following resources also are available to provide you with information about Measurement Studio e Getting Started information Refer to the Measurement Studio Core Overview topic and the Getting Started with the Measurement Studio Class Libraries section in the NI Measurement Studio Help for an introduction to Measurement Studio and for walkthroughs that guide you step by step in learning how to develop Measurement Studio applications For an introduction to Measurement Studio resources refer to the Using the Measurement Studio Help topic in the NI Measurement Studio Help e Examples Measurement Studio installs examples organized by class library depending on the compon
43. Inverse Matrix QR Factorization KIRIS IRI ISISI SISSI QR Factorization with Pivot Matrix S QR Factorization with Pivot Vector QZ Decomposition Y s Schur Decomposition Solve Linear Equations Y Multiple Right Hand s Solve Linear Equations Single Right Hand Special Matrix Y SVD Factorization Test Positive Definite Matrix Y Trace Y NI SENSES YS Transpose Y Array and Numeric Operations s 1D and 2D Array Arithmetic Y Measurement Studio User Manual 3 10 ni com Chapter Table 3 1 Analysis Visual C Library Measurement Types Included in the Professional and Enterprise Packages Continued Analysis Visual C Library Professional Package Enterprise Package 1D and 2D Linear Evaluation Vv Y 1D and 2D Polynomial Vv Vv Evaluation 1D Polar to Rectangular 1D Rectangular to Polar Complex Number Arithmetic NS SYSYS Find Polynomial Roots QSINSYSESGS Scale 1D and 2D Y Curve Fitting Cubic Spline Fit Exponential Fit Y Exponential Fit Interval Gauss Fit Gauss Fit Interval KIRKI SESESTS General Least Squares Linear Fit General Polynomial Fit Vv Goodness of Fit Linear Fit Y Linear Fit Interval Logarithm Fit Logarithm Fit Interval Nonlinear Fit Polynomial Fit Y Power Fit KIRIS IS IS SIS IRISI Power Fit I
44. Measurement Studio User Manual April 2008 7 NATIONAL 373902001 IE INSTRUMENTS Worldwide Technical Support and Product Information ni com National Instruments Corporate Headquarters 11500 North Mopac Expressway Austin Texas 78759 3504 USA Tel 512 683 0100 Worldwide Offices Australia 1800 300 800 Austria 43 662 457990 0 Belgium 32 0 2 757 0020 Brazil 55 11 3262 3599 Canada 800 433 3488 China 86 21 5050 9800 Czech Republic 420 224 235 774 Denmark 45 45 76 26 00 Finland 358 0 9 725 72511 France 01 57 66 24 24 Germany 49 89 7413130 India 91 80 41190000 Israel 972 3 6393737 Italy 39 02 41309277 Japan 0120 527196 Korea 82 02 3451 3400 Lebanon 961 0 1 33 28 28 Malaysia 1800 887710 Mexico 01 800 010 0793 Netherlands 31 0 348 433 466 New Zealand 0800 553 322 Norway 47 0 66 90 76 60 Poland 48 22 3390150 Portugal 351 210 311 210 Russia 7 495 783 6851 Singapore 1800 226 5886 Slovenia 386 3 425 42 00 South Africa 27 0 11 805 8197 Spain 34 91 640 0085 Sweden 46 0 8 587 895 00 Switzerland 41 56 2005151 Taiwan 886 02 2377 2222 Thailand 662 278 6777 Turkey 90 212 279 3031 United Kingdom 44 0 1635 523545 For further support information refer to the Technical Support and Professional Services appendix To comment on National Instruments documentation refer to the National Instruments Web site at ni com info and enter the info code feedback 2004 2008 National Instruments Corporation All righ
45. Measurement Studio e Measurement Studio Menu e Creating a Measurement Studio Project e Adding or Removing Measurement Studio NET Class Libraries e Creating a Measurement Studio NI DAQmx Application e Creating an Instrument Control Application e Selecting a Measurement Studio Parameter Value e Using the Instrument Driver Wizard Refer to the Developing with Measurement Studio section in the NI Measurement Studio Help for more information about the functionality of these tools and features Measurement Studio Menu The Measurement Studio Menu provides an easy way to access the following National Instruments resources and tools e Parameter Assistant Use the Measurement Studio Parameter Assistant to discover and insert valid parameter values for various Measurement Studio class libraries such as NI DAQmx NI 488 2 and NI VISA methods The Parameter Assistant is available only if you have Measurement Studio class libraries installed that use parameter values National Instruments Corporation 4 1 Measurement Studio User Manual Chapter 4 Measurement Studio Integrated Tools and Features Measurement Studio User Manual Add Remove NET Class Libraries Wizard Use the Measurement Studio Add Remove Class Libraries wizard to add or remove Measurement Studio class libraries or assemblies in existing Visual Basic NET Visual C or Visual C projects Refresh Project License File Use the Refresh Project License File to upd
46. NAL INSTRUMENTS PRODUCTS ARE NOT DESIGNED WITH COMPONENTS AND TESTING FOR A LEVEL OF RELIABILITY SUITABLE FOR USE IN OR IN CONNECTION WITH SURGICAL IMPLANTS OR AS CRITICAL COMPONENTS IN ANY LIFE SUPPORT SYSTEMS WHOSE FAILURE TO PERFORM CAN REASONABLY BE EXPECTED TO CAUSE SIGNIFICANT INJURY TO A HUMAN 2 IN ANY APPLICATION INCLUDING THE ABOVE RELIABILITY OF OPERATION OF THE SOFTWARE PRODUCTS CAN BE IMPAIRED BY ADVERSE FACTORS INCLUDING BUT NOT LIMITED TO FLUCTUATIONS IN ELECTRICAL POWER SUPPLY COMPUTER HARDWARE MALFUNCTIONS COMPUTER OPERATING SYSTEM SOFTWARE FITNESS FITNESS OF COMPILERS AND DEVELOPMENT SOFTWARE USED TO DEVELOP AN APPLICATION INSTALLATION ERRORS SOFTWARE AND HARDWARE COMPATIBILITY PROBLEMS MALFUNCTIONS OR FAILURES OF ELECTRONIC MONITORING OR CONTROL DEVICES TRANSIENT FAILURES OF ELECTRONIC SYSTEMS HARDWARE AND OR SOFTWARE UNANTICIPATED USES OR MISUSES OR ERRORS ON THE PART OF THE USER OR APPLICATIONS DESIGNER ADVERSE FACTORS SUCH AS THESE ARE HEREAFTER COLLECTIVELY TERMED SYSTEM FAILURES ANY APPLICATION WHERE A SYSTEM FAILURE WOULD CREATE A RISK OF HARM TO PROPERTY OR PERSONS INCLUDING THE RISK OF BODILY INJURY AND DEATH SHOULD NOT BE RELIANT SOLELY UPON ONE FORM OF ELECTRONIC SYSTEM DUE TO THE RISK OF SYSTEM FAILURE TO AVOID DAMAGE INJURY OR DEATH THE USER OR APPLICATION DESIGNER MUST TAKE REASONABLY PRUDENT STEPS TO PROTECT AGAINST SYSTEM FAILURES INCLUDING BUT NOT LIMITED TO BACK UP OR SHUT DOWN MECHANISMS BE
47. PErationS ieies a E E E A estas 3 21 Measurement Studio User Manual vi ni com Contents Additional Operations cece cecceseeeseeseceeceseeeeeseesecnseeseeneeeseeeeees 3 21 Knob Control senares sees stele rinin eesti de penis Guetta Mie rad Ee eats 3 21 Numeric Edit Control oriista E E A 3 22 Slide Control zri Gnsonon ia a a aT R E E EE 3 23 Uyen e A Ae es R at ee ae 3 24 Chapter 4 Measurement Studio Integrated Tools and Features Measurement Studio Menu isisisi isisisi sea isas eassa EER EAOa AKEE a Ea 4 1 Creating a Measurement Studio Project ssesssesseeseeessesssressesreresresrsrenresrnresreeenenenees 4 4 Adding or Removing Measurement Studio NET Class Libraries 00 00 eee 4 5 Creating a Measurement Studio NI DAQmx Application eee eee eeeeeeeeeeeeeeees 4 6 Creating an NI DAQmx User Interface 00 ieee eeeeseeeeeeeeeeeeeeeeaesneeeaees 4 8 Creating NI DAQmx User Code in Visual C oie eeeeeeesseeeeeseeeeenees 4 9 Creating an Instrument Control Application 0 ieee ee eececeeseeeseeeeceeetaeeeneteeneeeaees 4 9 Selecting a Measurement Studio Parameter Value eee eeeeseeeeceseeseeeseteeeneeeaees 4 11 Using the Instrument Driver Wizard 0 0 0 eee cece eseeeeeeseceeecseeeaeeseeeaecseeeseeaesneeeaeenaes 4 12 Chapter 5 Getting Started with Measurement Studio Measurement Studio Walkthroughs ecceccesccesseceseeeeceeseeeeseecececeaeceseeseneceaeeeseeenaeeenees 5 1 Walkthrough Creating a Measurement Studio Applicati
48. Power Cross Correlation Decimate Deconvolution Derivative x t Discrete Cosine Transform Discrete Sine Transform Fast Hilbert Transform Fast Hartley Transform Integral x t Inverse Real and Complex Fast Fourier Transform FFT KIKIA SISSI SINAIA S KIRIS ISIS IR IRA IRISI SIAI AS National Instruments Corporation 3 7 Measurement Studio User Manual Chapter 3 Table 3 1 Analysis Visual C Library Measurement Types Included in the Professional and Enterprise Packages Continued Analysis Visual C Library Professional Package Enterprise Package Inverse Fast Hilbert Transform Y Y Inverse Fast Hartley Transform Peak Detection Power Spectrum Pulse Parameters Real and Complex FFT Threshold Peak Detector QPNSYSESESYS Unwrap Phase Y KIRIS ISIA SIS Linear Algebra Back Transform Eigen Vectors Backward Substitution Cholesky Factorization Complex Back Transform Eigen Vectors KIKRISIS Complex Cholesky Factorization s Complex Determinant Complex Dot Product S Complex Eigen Vectors and Eigen Values Complex General Eigen AB S Complex Hessenberg Decomposition s Complex Inverse Matrix Complex Linear Equations Complex LU Factorization Complex Matrix Balance KISIS S Measurement Studio User M
49. SISI S Measurement Studio User Manual ni com Chapter 2 Measurement Studio NET Class Libraries Table 2 1 Analysis NET Library Measurement Types included in the Professional and Enterprise Packages Continued Analysis NET Library Professional Package Enterprise Package Threshold Peak Detector Vv Vv Unwrap Phase Vv Y Linear Algebra Back Transform Eigen Vectors Backward Substitution Cholesky Factorization Complex Back Transform Eigen Vectors KIKRISIS Complex Cholesky Factorization s Complex Determinant Complex Dot Product NS Complex Eigen Vectors and Eigen Values Complex General Eigen AB s Complex Hessenberg Decomposition Complex Inverse Matrix Complex Linear Equations Complex LU Factorization Complex Matrix Balance Complex Matrix Condition Number KIKSI SISNIS Complex Matrix Norm Complex Matrix Rank s s Complex Outer Product National Instruments Corporation 2 7 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Table 2 1 Analysis NET Library Measurement Types included in the Professional and Enterprise Packages Continued Analysis NET Library Professional Package Enterprise Package Complex Pseudo Inverse Matrix Y Y Complex QR Factorization Y Complex QR Factorization
50. Studio Excel Visual C class library to create applications that present data in Microsoft Excel format refer to the Microsoft Excel Interface Visual C Class Library Overview topic in the NI Measurement Studio Help Microsoft Word Interface Use the Measurement Studio Microsoft Word Interface Visual C class library to automatically create Word documents from within measurement and automation applications Use the Microsoft Word Interface class library to perform offline processing of the measurement and automation data you acquire and analyze using other Measurement Studio Visual C classes This class library is included only in the Measurement Studio Enterprise package Tip For more information about using the Measurement Studio Word Visual C class library to create applications that present data in Microsoft Word refer to the Microsoft Word Interface Visual C Class Library Overview topic in the NI Measurement Studio Measurement Studio User Manual 3 16 ni com NI 488 2 Chapter Use the Measurement Studio NI 488 2 Visual C class library to communicate with and control instruments on a GPIB interface This class library is included when you install the NI 488 2 driver Use this class library to configure and communicate with GPIB devices using the CNi4882Device and CNi4882Board classes You can use the NI 488 2 class library to create programs that interface with a device that is using GPIB and programs that interface
51. Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Property Editor Control Measurement Studio User Manual Use the Measurement Studio property editor control as shown in Figure 2 9 to configure properties for Windows Forms controls at run time t Property Editor alx Drag the sweep or start angle lines to change the arc 90 i A 270 Start angle pao Sweep angle 300 0 Invert Cancel Scale Arc 240 300 m Figure 2 9 Property Editor Windows Forms Control for the Knob Control Scale Arc Property With the property editor control and the classes that interface with the control you can perform the following operations e Edit any NET type at run time including collections e Edit expandable properties that represent nested properties of another object such as major divisions of an axis e Display custom editors and type converters for properties e Connect to a Windows Forms control so that if you change the value of a property of the control the Property Editor updates to reflect the change e Configure the display mode as a visual representation of the value text only or both e Set the interaction mode to edit values or indicator 2 32 ni com Chapter 2 Measurement Studio NET Class Libraries Tip For more information about using the property editor control refer to the Using the Measurement Studio Property Editor Control top
52. Table 3 2 Utility Class Names and Functionalities Continued Utility Class Functionality CNiTempFile CNiTempFile extends the functionality of CNiFile to add temporary file creation and manipulation CNiTimer CNiTimer objects use the Windows multimedia timer to generate high resolution asynchronous tick events Respond to tick events when you want to perform an action at a discrete interval Additionally you can count the tick events to calculate elapsed time The CNiTimer class also contains static functions you can use to delay for a period of time or to determine elapsed time between two points in your program Tip For more information about using the Utility class library refer to the Utility Visual 7 C Class Library Overview section in the NI Measurement Studio Help National Instruments Corporation 3 25 Measurement Studio User Manual Measurement Studio Integrated Tools and Features When you use Measurement Studio in the Visual Studio environment you have access to measurement and automation tools and features for Visual Basic NET Visual C ASP NET and Visual C These integrated tools and features are designed to help you quickly and easily build measurement and automation applications These integrated tools and features are included in support for both Visual Studio 2005 and Visual Studio 2008 This chapter includes the following sections to help you develop applications with
53. Value mean Measurement Studio User Manual 5 8 ni com Chapter 5 Getting Started with Measurement Studio Customizing your user interface 1 Right click the legend and select Edit Items to display the LegendItem Collection Editor dialog box You use the LegendItem Collection Editor dialog box to add or remove legend items and to configure legend item properties Legenditem Collection Editor Members legendItem1 properties KD const SN E Appearance Source B Plot Text Signal Visible True E Data ApplicationSettin Tag E Design Name legendItem1 GenerateMember True Modifiers Private 2 Select Plot in the Source drop down list and enter Signal in the Text box Click OK Now that you have specified a legend item for the plot changes you make to the plot will be reflected on the legend 3 Right click the graph and select Auto Format to display the Auto Format dialog box The Auto Format dialog box provides a set of pre configured control styles When you select a style and click OK the Auto Format feature configures the appropriate control properties to reflect the style you chose National Instruments Corporation 5 9 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio 4 Select Points Only Click OK Notice that the legend changed automatically to match the formatting of the graph SY Auto Format Anti aliased plot Black and white Default Double Y axis Drop fill t
54. Visual C Class Libraries Measurement Studio Visual C Class Library Overview esesseesseereeereersreereerse 3 1 ActiveX Controls in Visual C o csssscssssescescsssccstaectecseates ssadsessuscbbasesSuse sedessouecseayesbeoassaes 3 2 3D Graph Controles eiiis ee dt iiaia hv a Daas Bev Abas ATA AEE E ATES 3 2 Plot OperatiOMs s sri scien lecssshasdscestgeat eves schestaebes E eae Obs peacdessathlaaescaveesicnusady 3 3 Additional Operations niciun a a aa 3 3 TIAL YSIS niona a R R E R R a A a eects 3 3 Standard ANalySIS ocios niiet naet ii EEA EAE E S A a E EEE 3 4 Professional Analysis oriire nnna aai eases oiie 3 4 Enterprise Analysis ccsstivesesetececies an nne a a a R R a seteaseds 3 4 COMMON asinan a e a a E a a ia E a 3 15 DafaSocket moina a pet i eE E E ee eden E EAN 3 15 Microsoft Excel Interface ssnin rinaras e aie E ar aA REE aE ESES ienaa 3 16 Microsoft Word Interface reen onee e E E EEE E ova NR 3 16 NI 488 2ang aa aa ei E E A R E O ees 3 17 NIDA QU ss ose ons Bice tends Scents ities aA aa e PRM a de T E R 3 17 NIP REPOrts sosciscecesassets cha Seisaast veketatessieh sisiavavsisbsaechsscaersesta Se isbess vans E iS 3 18 NEVISA ita cia Nee ela Se ete Ail ead dine ee daa elas Bide 3 18 User Interface ennan a sensuacdb start a E E G 3 19 Button Control sensen ina dev e e Sens AAAA EEEa E NAS 3 19 Graph Control sesini isioresir sires iei oaase nesia a oi ei raise SE rarasati 3 20 Plot Op rationS siini aE EEE AS aa 3 20 AX S O
55. ail on the DAQ device to which you connected the voltage signal Click Finish 3 Note You can also use a simulated device in this walkthrough For more information refer to Creating NI DAQmx Simulated Devices in the Measurement amp Automation Explorer Help for NI DAQmx Create New NI DAQ DAQ Assistant BS Physical amp Virtual Select the physical channel s to add to the task Supported Physical Channels If you have previously configured Devi PCI MIO 16E 4 global virtual channels of the R ail same measurement type as the task click the Virtual tab to add or copy global virtual channels to the task If you have TEDS configured click the TEDS tab to add TEDS channels to the task For hardware that supports multiple channels in a task you can select multiple channels to add to a task at the same time lt Ctrl gt or lt Shift gt click to select multiple channels National Instruments Corporation 5 47 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio 4 Inthe Edit DAQ Task dialog box you can edit the configuration of your DAQ task If the embedded DAQ Assistant help is not open by default click the Show Help button in the upper right corner of the window to display the help Edit DAQ Task Edit DAQ Task NATIONAL Configure the settings of your new DAG task INSTRUMENTS Run 7 Add Channels X Remove Channels 3 Show Help ni Pro
56. ained in it EXCEPT AS SPECIFIED HEREIN NATIONAL INSTRUMENTS MAKES NO WARRANTIES EXPRESS OR IMPLIED AND SPECIFICALLY DISCLAIMS ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE CUSTOMER S RIGHT TO RECOVER DAMAGES CAUSED BY FAULT OR NEGLIGENCE ON THE PART OF NATIONAL INSTRUMENTS SHALL BE LIMITED TO THE AMOUNT THERETOFORE PAID BY THE CUSTOMER NATIONAL INSTRUMENTS WILL NOT BE LIABLE FOR DAMAGES RESULTING FROM LOSS OF DATA PROFITS USE OF PRODUCTS OR INCIDENTAL OR CONSEQUENTIAL DAMAGES EVEN IF ADVISED OF THE POSSIBILITY THEREOF This limitation of the liability of National Instruments will apply regardless of the form of action whether in contract or tort including negligence Any action against National Instruments must be brought within one year after the cause of action accrues National Instruments shall not be liable for any delay in performance due to causes beyond its reasonable control The warranty provided herein does not cover damages defects malfunctions or service failures caused by owner s failure to follow the National Instruments installation operation or maintenance instructions owner s modification of the product owner s abuse misuse or negligent acts and power failure or surges fire flood accident actions of third parties or other events outside reasonable control Copyright Under the copyright laws this publication may not be reproduced or transmitted in any form electronic or mechanical i
57. ams National Instruments lt Measurement Studio for NET 2003 gt User Manual 3 Note Refer to the Measurement Studio Release Notes for updates or changes to the Measurement Studio User Manual Installation Re quirements To use Measurement Studio your computer must have the following e Microsoft Windows Vista XP 2000 for Visual Studio 2005 or Microsoft Windows Vista XP for Visual Studio 2008 My Note If you have Windows Vista installed you must also have both Visual Studio 2005 Service Pack 1 and Visual Studio Service Pack 1 Update for Windows Vista installed on your machine for Measurement Studio to function properly Measurement Studio User Manual e Microsoft NET Framework 2 0 for Visual Studio 2005 or Microsoft NET Framework 3 5 for Visual Studio 2008 required only for the Measurement Studio NET class libraries e Standard Professional or Team System edition of Microsoft Visual Studio 2005 or Standard Professional or Team System edition of Microsoft Visual Studio 2008 required to use the Measurement Studio integrated tools or Visual C Visual Basic NET or Visual C Express editions of Microsoft Visual Studio 2005 or Microsoft Visual Studio 2008 e Intel Pentium III class processor 1 GHz or higher e Video display 1024 x 768 256 colors 16 bit color recommended for user interface controls e Minimum of 256 MB of RAM 512 MB or higher recommended e Minimum of 385 MB of free hard disk space for
58. ance and behavior of the axis e Automatically label axes with log or inverted numeric scales and continuous or discrete values e Customize the knob by using ticks labels and value pairs e Bind properties to a DataSocket source or target You use binding to read property values from a source and write property values to a target Tip For more information about easily using the knob control refer to the Using the Measurement Studio Knob Visual C Control section in the NI Measurement Studio Help Numeric Edit Contr Measurement Studio User Manual ol Use the Measurement Studio ActiveX numeric edit control as shown in Figure 3 5 to display numeric values and provide a way by which end users can edit numeric values Typically you use a numeric edit control to input or display numerical data instead of using a text box The CNiNumEdit class provides the Visual C interface to the ActiveX numeric edit control j 1e 002 Figure 3 5 ActiveX Numeric Edit Control With the numeric edit control and the classes that interface with the control you can perform the following operations e Use built in numeric format styles including scientific symbolic engineering scaling time and date e Perform range checking e Bind properties to a DataSocket source or target You use binding to read property values from a source and write property values to a target 3 22 ni com Chapter Tip For m
59. anual 3 8 ni com Chapter Table 3 1 Analysis Visual C Library Measurement Types Included in the Professional and Enterprise Packages Continued Analysis Visual C Library Professional Package Enterprise Package Complex Matrix Condition Number Vv Vv Complex Matrix Norm Complex Matrix Rank Complex Outer Product Complex Pseudo Inverse Matrix KISIS S SISNET SYUS Complex QR Factorization Complex QR Factorization with Pivot Matrix Complex QR Factorization with Pivot Vector Complex QZ Decomposition Complex Schur Decomposition Complex Solve Linear Equations Multiple Right Hand Complex Solve Linear Equations Single Right Hand s Complex SVD Factorization Complex Vector Norm Determinant Dot Product Forward Substitution General Eigen AB Hessenberg Decomposition Inverse Matrix KIRIS SIRIA SIS National Instruments Corporation 3 9 Measurement Studio User Manual Chapter 3 Table 3 1 Analysis Visual C Library Measurement Types Included in the Professional and Enterprise Packages Continued Analysis Visual C Library Professional Package Enterprise Package Linear Equations Y LU Factorization Matrix Balance Matrix Condition Number Matrix Multiplication Matrix Norm Matrix Rank Outer Product NISSEN ESYS Pseudo
60. anual 4 12 ni com Getting Started with Measurement Studio The following sections include overview information and step by step instructions on developing applications with Measurement Studio tools and features Refer to the Developing with Measurement Studio section and the Getting Started with the Measurement Studio Class Libraries section of the NI Measurement Studio Help for more information about the functionality of these tools and features Measurement Studio Walkthroughs Use the following walkthroughs to help you develop Measurement Studio applications in Visual Studio 2005 or Visual Studio 2008 e Walkthrough Creating a Measurement Studio Application with Windows Forms Controls and Analysis e Walkthrough Creating a Measurement Studio Application with Web Forms Controls and Analysis e Walkthrough Creating a Measurement Studio Application with Windows Forms Controls and Network Variable e Walkthrough Creating a Measurement Studio Application with Web Forms Controls and Network Variable e Walkthrough Creating a Measurement Studio NI DAQmx Application e Walkthrough Creating a Measurement Studio Instrument I O Application National Instruments Corporation 5 1 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio Walkthrough Creating a Measurement Studio Application with Windows Forms Controls and Analysis Sy Note To complete this walkthrough you must have either the Meas
61. ate the licenses 1icx file ina Measurement Studio project to the currently referenced Measurement Studio assemblies The Refresh Project process works by going through the licenses 1icx file line by line for the active project and removing each Measurement Studio licensed type that matches the Measurement Studio PublicKeyToken After all Measurement Studio licensed types are removed from the licenses licx file the current Measurement Studio licensed types that are referenced by the project are added to the licenses 1licx file This ensures all Measurement Studio licensed types used by the project are added to the licenses 1licx file Add 64 Bit Protection to Project Updates your project s platform target to x86 and updates your project to protect it from build error LC0000 Refer to Using Measurement Studio on 64 Bit Operating Systems and Protecting Your Project from LCO000 Build Error in the NI Measurement Studio Help for more information This menu item is only available in Visual Studio 2005 on a 64 bit Windows OS Visual Studio 2008 projects function correctly without this protection Remove 64 Bit Protection from Project Removes protection for build error LCO000 from your project Refer to Using Measurement Studio on 64 Bit Operating Systems and Protecting Your Project from LC0000 Build Error in the NI Measurement Studio Help for more information This menu item is only available in Visual Studio 2005 on a 64 bit Windows OS Visual Stu
62. ates 4 4 property editor control 2 32 R requirements distribution 1 3 installation 1 2 S scatter graph control 2 20 2 38 selecting a Measurement Studio parameter value 4 11 slide control NET 2 29 2 46 Visual C 3 23 software NI resources A 1 support technical A 1 switch array control 2 33 switch control 2 30 2 48 T tank control 2 29 2 46 technical support A 1 thermometer control 2 29 2 46 training and certification NI resources A 1 troubleshooting NI resources A 1 U User Interface NET class library 2 18 2 37 AutoRefresh 2 49 complex graph 2 25 2 42 digital waveform graph 2 23 2 40 Measurement Studio User Manual Index gauge 2 27 2 44 knob 2 27 2 44 LED 2 30 2 48 legend 2 27 2 44 meter 2 27 2 44 numeric edit 2 29 2 47 property editor 2 32 scatter graph 2 20 2 38 slide 2 29 2 46 switch 2 30 2 48 tank 2 29 2 46 thermometer 2 29 2 46 waveform graph 2 20 2 38 Visual C class library 3 19 button 3 19 graph 3 20 knob 3 21 numeric edit 3 22 slide 3 23 Utility Visual C class library CNiFile table 3 24 CNiSound table 3 24 CNiSystem table 3 24 CNiSystemTrayIcon table 3 24 CNiTempFile table 3 25 CNiTimer table 3 25 V Variable Manager 4 3 Visual C class libraries 3D graph 3 2 Analysis 3 3 Common 3 15 deployment requirements 1 3 Microsoft Excel Interface 3 16 Measurement Studio Use
63. ation 3 17 Measurement Studio User Manual Chapter 3 NI Reports Use the Measurement Studio NI Reports Visual C class library to generate printed reports from Measurement Studio Visual C applications This class library is included only in the Measurement Studio Enterprise package Tip For information about generating printed reports using the NI Reports class library 7 refer to the N Reports Visual C Class Library Overview topic in the NI Measurement Studio Help NI VISA The Measurement Studio NI VISA Visual C class library includes Visual C classes that provide an object oriented interface to the NI VISA driver This class library is included when you install the NI VISA driver Use the NI VISA class library to quickly create bus independent and bus specific instrument control applications The NI VISA class library supports I O operations locking event handling and interface specific extensions With this class library you can access the functionality available in NI VISA for communicating with message based and register based instruments using the following interfaces e GPIB e PXI e Serial RS 232 and RS 485 e TCP IP e USB e VXI Q Tip For information about easily creating a Measurement Studio NI VISA application using the Instrument I O Assistant refer to the Creating an Instrument Control Application section of Chapter 4 Measurement Studio Integrated Tools and Features or the Walkthrough Cr
64. ational Instruments Corporation 3 5 Measurement Studio User Manual Chapter 3 Table 3 1 Analysis Visual C Library Measurement Types Included in the Professional and Enterprise Packages Continued Analysis Visual C Library Professional Package Enterprise Package Square Wave Vv Vv Triangle Wave Vv Vv Uniform White Noise Y Y Windowing Blackman Window Y Y Blackman Harris Window Y Vv Blackman Nuttall Window Vv Vv Cosine Tapered Window Vv Vv Dolph Chebyshev Window Vv Y Exact Blackman Window Y Y Exponential Window Y Y Flat Top Window Y Vv Force Window Vv Vv Gauss Window Y Y General Cosine Window Y Y Hamming Window Y Y Hanning Window Y Y Kaiser Bessel Window Y Y Scaled Time Domain Windows Y Vv Symmetric Time Domain Vv Y Windows Triangle Window Y Y Filters Bessel Y Butterworth Y Vv Measurement Studio User Manual 3 6 ni com Chapter Table 3 1 Analysis Visual C Library Measurement Types Included in the Professional and Enterprise Packages Continued Analysis Visual C Library Professional Package Enterprise Package Cascade Vv Vv Chebyshev Vv Elliptic Vv Equiripple FIR FIR Windowed IIR Cascade IIR Inverse Chebyshev NISSEN Kaiser Vv KIKIRIKI SIRIS SIS Signal Processing Autocorrelation Y Convolution Cross
65. brary to transfer live measurement data over the Internet or an intranet between applications on the same computer and to and from files Use the classes in the DataSocket class library to perform the following operations e Read and write data between different data sources and targets e Use asingle simple API to communicate with several types of servers including DataSocket Servers dstp Web servers http file National Instruments Corporation 2 15 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries transfer protocol servers ftp file systems file and OLE for Process Control opc servers e Specify data sources and targets using a URL the same way you access Web pages in a Web browser e Use DataSocket Transfer Protocol DSTP to exchange different types of data e Expose DataSocket data items as data sources that you can bind to properties of a Windows Forms control e Interactively browse to quickly locate and select data items on other computers and servers Tip For more detailed information about the DataSocket class library refer to the Using the Measurement Studio DataSocket NET Library section in the NI Measurement Studio Help NI 488 2 The Measurement Studio NI 488 2 NET class library is in the NationalInstruments NI4882 namespace This class library is included when you install the NI 488 2 driver The NI 488 2 driver is available at ni c
66. c engineering and simple double Connect to a numeric control so that if you change the value of one control it changes the value of the other control Set the coercion mode property to discrete or continuous values This property configures the control to allow entry or display of either a discrete set of values or any value 2 34 ni com Chapter 2 Measurement Studio NET Class Libraries e Set the interaction mode to keyboard and mouse keyboard only mouse only or none e Use the edit box to select text programmatically and to validate text values e Configure the layout of the control to be horizontal or vertical e Bind the value of the control to a data source 0 Tip For more information about using the numeric edit array control refer to the Using the Measurement Studio Control Array NET Controls topic in the NI Measurement Studio Help InstrumentControlStrip Control You can use the InstrumentControlStrip control as a toolbar for editing property values of another control through the associated editors at run time For example you can populate the InstrumentControlStrip with ToolStripPropertyEditor items that edit property values of a waveform graph through the associated editors at run time The editor displayed by the ToolStripPropertyEditor is the same editor that displays when you edit the property at design time National Instruments Corporation 2 35 Measurement Studio User Manual Chapter 2 Measurement S
67. control with functionality similar to System Web UL WebControls ObjectDataSource and System Web UI WebControls SqlDataSource in the NET Framework The Network VariableDataSource control encapsulates Network Variable functionality 4 Inthe Network VariableDataSource smart tag select Edit Bindings to launch the Network VariableBinding Collection Editor dialog box 0 Network ariableDataSource Tasks pee EN networkVariableDataSource1 1 Connection Timeout HEHMUsE ka v Write Timeout 00 00 10 Edit Bindings 5 Select Add to create a connection with the underlying network variable You can use the Network VariableBinding Collection Editor to configure the binding properties Enter 0 as the DefaultRead Value NetworkVariableBinding Collection Editor Members Binding properties FS B Behavior BindingMode Read ConnectionTimeout 00 00 10 DefaultReadyalue 0 localhost System double Name Binding1 WriteTimeout 00 00 10 National Instruments Corporation 5 29 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio Measurement Studio User Manual 6 For the Location browse to the localhost System double location in the Select Network Item dialog box Select Network Item 2 3 Location Wlocalhosti Systemsdouble P localhost C9 System EM mn E a Network Neighborhood Click OK to return to the Network VariableBinding Collection Editor dia
68. controls such as a waveform graph control and network variable functionality to transfer live measurement data between applications over the network This walkthrough is designed to help you learn how to add network variable functionality to a Windows Forms application by taking you through the following steps Writing an array of data to the server Using NationalInstruments NetworkVariable NetworkVariable BufferedWriter lt TValue gt you will create and run a console application that writes an array of values to the server Setting up a Windows Forms project Using the Measurement Studio Application Wizard you will create a new project that references the Measurement Studio Network Variable class library and Windows Forms controls Configuring the network variable data source control Using the Toolbox and the NationalInstruments NetworkVariable WindowsForms NetworkVariableDataSource smart tag you will add and configure a data source control to your application Displaying the array of data on a Windows Forms page Using the Toolbox you will add and configure a NationalInstruments WaveformGraph control to display the data Before you begin The following components are required to complete this walkthrough Microsoft Visual Studio 2005 or Visual Studio 2008 Measurement Studio 8 0 1 or later Professional or Enterprise package for Visual Studio 2005 or Measurement Studio 8 5 or later Professional or Enterprise package f
69. data between Measurement Studio LabVIEW LabWindows CVI and other applications that support NI Publish Subscribe Protocol psp NetworkVariable is the preferred method for transferring data between these applications and in these cases NetworkVariable supersedes DataSocket You can also use NetworkVariable and DataSocket to exchange different types of data between OLE for Process Control opc servers Exchanging data between Measurement Studio applications and OPC servers with NetworkVariable requires LabVIEW DSC Run Time System Use DataSocket to communicate directly with an OPC server The Measurement Studio Network Variable NET class library includes three namespaces NationalInstruments NetworkVariable NationalInstruments NetworkVariable WindowsForms and NationaliInstruments NetworkVariable WebForms You use the Network Variable class library to transfer live measurement data between applications and servers over the network You use WindowsForms and WebForms data sources to expose Network Variable data items that you can bind to properties of a Windows Forms or a Web Forms control Measurement Studio User Manual 2 14 ni com Chapter 2 Measurement Studio NET Class Libraries Use the features in the Network Variable class library to perform the following operations e Exchange different types of data between Measurement Studio LabVIEW LabWindows CVI and other applications that support NI Publish Subscribe Protocol psp a
70. dating the RefreshManager Enabled and AutoRefresh Interval properties for AutoRefresh from within the AutoRefresh Refresh callback allowing you to turn off the AutoRefresh or change the Interval during an asynchronous HTTP request without causing a postback National Instruments Corporation 2 49 Measurement Studio User Manual Measurement Studio Visual C Class Libraries This chapter provides overview information about the Visual C class libraries that are available with Measurement Studio Measurement Studio Visual C support for Visual Studio NET 2003 and Visual Studio 2005 is the same except where noted Refer to the Using the Measurement Studio Visual C Class Libraries section of the NI Measurement Studio Help for detailed information about these libraries nye Note Measurement Studio 8 5 support for Visual Studio 2008 does not include Visual C class libraries Measurement Studio Visual C Class Library Overview Measurement Studio provides libraries of MFC based classes that you can use to develop complete measurement and automation applications in Visual C Measurement Studio includes the following Visual C class libraries National Instruments Corporation 3D Graph Analysis Common DataSocket Microsoft Excel Interface Microsoft Word Interface NI 488 2 NI DAQmx NI Reports NI VISA User Interface Utility 3 1 Measurement Studio User Manual Chapter 3 Refer to the following
71. dio 2008 projects function correctly without this protection Update Measurement Studio Project References Updates any outdated Measurement Studio references to the latest version installed on the system NI Tools Measurement amp Automation Explorer MAX Use MAX to configure NI hardware add new channels interfaces and tasks execute system diagnostics and view devices and instruments connected to the system Select NI Tools Measurement amp Automation Explorer MAX to access this menu item The MAX menu option is available only if you have MAX installed NI Tools NI Spy Use NI Spy to monitor record and display National Instruments API calls made by instrument connectivity applications Use NI Spy to quickly locate and analyze any erroneous National Instruments API calls that an application makes and verify 4 2 ni com National Instruments Corporation Chapter 4 Measurement Studio Integrated Tools and Features that the communication with an instrument is correct Select NI Tools NI Spy to access this menu item The NI Spy menu item is available only if you have NI Spy installed NI Tools Variable Manager Use Variable Manager to create new processes and variables delete existing processes and variables start and stop processes create variables with specific data types or the variant data type allow multiple writers or restrict write access to a single client and configure server buffering Select NI Tools
72. e Although this walkthrough only covers the use of a simple Query and Parse step the Instrument I O Assistant offers additional capabilities such as independent Write and Read and Parse steps and advanced parsing capabilities The following screenshot shows the ITOA s ability to scale and parse IEEE long definite block data Measurement Studio User Manual 5 58 ni com Technical Support and Professional Services Visit the following sections of the award winning National Instruments Web site at ni com for technical support and professional services National Instruments Corporation Support Technical support resources at ni com support include the following Self Help Technical Resources For answers and solutions visit ni com support for software drivers and updates a searchable KnowledgeBase product manuals step by step troubleshooting wizards thousands of example programs tutorials application notes instrument drivers and so on Registered users also receive access to the NI Discussion Forums at ni com forums NI Applications Engineers make sure every question submitted online receives an answer Standard Service Program Membership this program entitles members to direct access to NI Applications Engineers via phone and email for one to one technical support as well as exclusive access to on demand training modules via the Services Resource Center NI offers complementary membership for a full year after purchase
73. e Generate 1000 0 256 Use the PlotY method to plot the data graph PlotyY data Use the Mean method to calculate the mean of the data Dim mean As Double Statistics Mean data Display the mean on the numeric edit numericedit Value mean Display the mean on the gauge gauge Value mean Measurement Studio User Manual 5 18 ni com Chapter 5 C Declare and initialize an instance of WhiteNoiseSignal WhiteNoiseSignal whiteNoise new WhiteNoiseSignal Store the generated data in a double array named data double data whiteNoise Generate 1000 0 256 Use the PlotY method to plot the data graph PlotyY data Use the Mean method to calculate the mean of the data double mean Statistics Mean data Display the mean on the numeric edit numericedit Value mean Display the mean on the gauge gauge Value mean Customizing your user interface Getting Started with Measurement Studio 1 A Select the Default aspx tab to return to the Web Forms Designer Right click the legend and select Edit Items to display the LegendItem Collection Editor dialog box You use the LegendItem Collection Editor dialog box to add or remove legend items and to configure legend item properties Legenditem Collection Editor National Instruments Corporation Members legendItem1 properties EE legenditemt BME Appearance Source Text Visible E Data Applicati
74. e Plot digital waveform data Data values can represent up to eight different digital states e Configure plot labels on the y axis e Configure plot templates to customize plots that are implicitly created from plotted data e Specify anti aliased digital plots e Expand and collapse signal plots interactively or programmatically e Display tooltips National Instruments Corporation 2 23 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Waveform Sample and Signal State Operations Simultaneously display waveforms and signals or display signals only Create custom waveform sample and signal state styles Configure the appearance of sample and state labels Create custom waveform sample and signal state labels Axis Operations Configure the axis modes to fixed exact autoscaling or loose autoscaling Interactively change the range of an axis and invert the axis at run time by clicking on the axis end labels Display captions on the axis Display grid lines Position the axis to display on one or both sides of the graph s plot area Configure major minor and custom divisions Additional Operations Display data in sample or time mode Perform hit testing of mouse cursor coordinates Pan with scroll bars Configure the style and mode of scroll bars Create custom scroll bars Pan and zoom interactively and programmatically Copy the graph as a BMP GIF JPEG or PNG image
75. eating a Measurement Studio Instrument I O Application section of Chapter 5 and Getting Started with Measurement Studio For more information about NI VISA visit ni com visa Measurement Studio User Manual 3 18 ni com Chapter User Interface Use the Measurement Studio User Interface Visual C class library to add user interface controls to your application You can configure the user interface controls programmatically or through the property pages in the Visual C resource editor Measurement Studio includes the following Visual C user interface controls e Button e Graph e Knob e Numeric edit e Slide The following sections describe each of the Measurement Studio Visual C user interface controls Button Control Use the Measurement Studio ActiveX button control as shown in Figure 3 2 for different Boolean displays such as on or off or true or false Typically you use buttons to input or display Boolean information or initiate an action in a program The CNiButton class provides the Visual C interface to the ActiveX button control J Figure 3 2 ActiveX Button Control With the button control and the classes that interface with the control you can perform the following operations e Configure how the control behaves when you click it with the mouse or press the spacebar when the control has focus e Configure how the button control appears using button styles You can configure the button control
76. ecture commonly found in PCs Proportional Integral Derivative A three term control mechanism combining proportional integral and derivative control You might use a PID algorithm to control processes such as heating and cooling systems fluid level monitoring flow control and pressure control 1 Trace data line on a graph representing the data in one row or column of an array 2 To display a new set of data while deleting any previous data on the graph Structure that contains two 16 bit integers that represent horizontal and vertical coordinates The process in which a Web page sends data back to the same page on the server Attribute that defines the appearance or state of an object The property can be a specific value or another object with its own properties and methods For example a value property is the color property of a plot object while an object property is a specific Y axis property on a graph object The Y axis itself is another object with properties such as minimum and maximum values A control used to configure properties for Windows Forms controls at run time Window or dialog box that displays current configuration information and allows users to modify the configuration PCI eXtensions for Instrumentation Rugged open platform for modular instrumentation with specialized mechanical electrical and software features Refer to www pxisa org for more information National Instruments Co
77. eform graph control and network variable functionality to transfer live measurement data between applications over the network This walkthrough is designed to help you learn how to add network variable functionality to a Web Forms application by taking you through the following steps National Instruments Corporation Writing an array of data to the server Using NationalInstruments NetworkVariable NetworkVariable Buf feredWriter lt TValue gt you will create and run a console application that writes an array of values to the server Setting up a Web Forms project Using the Measurement Studio Application Wizard you will create a new project that references the Measurement Studio Network Variable class library and Web Forms controls Configuring the network variable data source control Using the Toolbox and the NationaliInstruments NetworkVariable WebForms NetworkVariableDataSource smart tag you will add and configure a data source control to your application 5 31 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio e Displaying the array of data on a Web page Using the Toolbox you will add and configure an NationalInstruments UI WebForms AutoRefresh control and a NationalInstruments UI WebForms WaveformGraph control to display the data Before you begin The following components are required to complete this walkthrough e Microsoft Visual Studio 2005 or Visual Studio 2008 e Mea
78. elect Console Application Specify NetworkVariableWriter for Name and specify a Location of your choice Click OK 6 Select Measurement Studio Add Remove NET Class Libraries The Measurement Studio Add Remove Class Libraries wizard launches You use this wizard to add Measurement Studio components to your project 7 Select Network Variable Communication Library Click Finish Measurement Studio Visual C Windows Application Wizard Measurement Studio Class Libraries NATIONAL Select the class libraries you want to include in the project INSTRUMENTS C Enterprise Analysis Library H C Measurement Studio Hardware Class Libraries C DataSocket Communication Library Network ariable Communication Library C Windows Forms User Interface Control Library National Instruments Corporation 5 33 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio 8 In Program cs add the following code to write an array of data to the server VB NET Imports NationalInstruments NetworkVariable Imports System Threading Imports System Module Modulel Private Function GenerateDoubleArray ByVal phase As Double As Double Dim values 999 As Double Dim x As Integer For x 0 To 999 values x Math Sin 2 Math PI x 1000 phase 2 Next x Return values Function Main Const location As String localhost system double Dim bufferedWriter As NetworkVariableBufferedWriter
79. eneration you want to perform G 10 ni com TCP IP TestStand thermometer U UI uplevel browser V vector virtual instrument VI VISA VXI W waveform graph National Instruments Corporation G 11 Glossary Transmission Control Protocol Internet Protocol A standard format for transferring data in packets from one computer to another The two parts of TCP IP are TCP which deals with the construction of data pockets and IP which routes them from computer to computer Ready to run test executive from National Instruments for organizing controlling and executing your automated prototype validation or manufacturing test systems A control used to input or display numerical data User Interface Recent generation Web browser that supports rich client interaction and functionality See also downlevel browser 1D array Program in Measurement Studio that models the appearance and function of a physical instrument Driver software architecture developed by National Instruments to unify instrumentation software for serial GPIB and VXI instruments or controllers It has been accepted as a standard for VXI by the VXIplug amp play Systems Alliance VME eXtension for Instrumentation Instrumentation architecture and bus based on the VME standard Used in high end test applications A control that displays two dimensional data on a Windows Forms or Web Forms user interface displays data that is
80. ent the version of Visual Studio or the NET Framework that the example supports the version of Measurement Studio installed on the system and the operating system National Instruments Corporation 1 9 Measurement Studio User Manual Chapter 1 Introduction to Measurement Studio Measurement Studio User Manual For more information on example locations refer to Where To Find Examples NI Technical Support Refer to Appendix A Technical Support and Professional Services for more information Measurement Studio Web site ni com mstudio Contains Measurement Studio news support downloads white papers product tutorials and evaluation software NI Developer Zone zone ni com Provides access to online example programs tutorials technical news and a Measurement Studio Discussion Forum where you can participate in discussion forums for Visual Basic 6 0 Visual C and NET Languages Measurement Studio NET Class Hierarchy Chart and Measurement Studio Visual C Class Hierarchy Chart Provide overviews of class relationships within class libraries Charts are included with all Measurement Studio packages and are posted online at ni com manuals Review the information from the Microsoft Web site on using Visual Studio 1 10 ni com Measurement Studio NET Class Libraries This chapter provides overview information about the NET class libraries included with Measurement Studio support for Visual Studio 200
81. ent Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Table 2 1 Analysis NET Library Measurement Types included in the Professional and Enterprise Packages Continued Analysis NET Library Professional Package Enterprise Package Power and Frequency Estimate Vv Pulse Measurements Scaled Time Domain Window Single Tone Information Spectrum Unit Conversion State Levels Transfer Function Transition Measurements KIRIS SIASI S Signal Generation Arbitrary Wave Y Chirp Pattern Gaussian White Noise Impulse Pattern Pulse Pattern Ramp Pattern Sawtooth Wave Sinc Pattern Sine Pattern Sine Wave Square Wave Triangle Wave KIKRISIS Uniform White Noise Y KIRIKAIAS ISIS ISIS SASAS S Windowing Blackman Window Y s Blackman Harris Window Y S Measurement Studio User Manual 2 4 ni com Chapter 2 Measurement Studio NET Class Libraries Table 2 1 Analysis NET Library Measurement Types included in the Professional and Enterprise Packages Continued Analysis NET Library Professional Package Enterprise Package Blackman Nuttall Window Vv Vv Cosine Tapered Window Dolph Chebyshev Window Exact Blackman Window Exponential Window Flat Top Window Force Window Gauss Window General Co
82. erface e Generating code that uses an NI DAQmx task class e Using an NI DAQm x task class in a project e Generating a DAQ component that uses the task to provide appropriate operations for your measurement type Tip For more information about using the DAQ Assistant to create a Measurement Studio NI DAQmx application refer to the Creating a Measurement Studio NI DAQmx Application section in the NI Measurement Studio Help Creating an NI DAQmx User Interface Using the Configure DAQ Component UI wizard as shown in Figure 4 4 you can customize and preview a user interface and code for your task The wizard also generates event handlers and code to acquire data and present it on your generated user interface Generate DAQ UI Configure DAQ Component UI The user interface will be created for the DAQ component with the specified settings Options Preview False v El Fom E Code Error handler daqT askComponer Generate error handler True 10 Graph name wayveformGraph Read button name button Read click handler button1_Click Read completed handler daqT askComponer Asynchronous read Specifies if the read operation will be performed asynchronously Figure 4 4 Configure DAQ Component UI Wizard Measurement Studio User Manual 4 8 ni com Chapter 4 Measurement Studio Integrated Tools and Features Tip For more information on how to create an NI DAQmx user interface refer to the Using a NET DAQ Component in a Projec
83. erface board See also instrument driver DataSocket Transfer Protocol Protocol based on TCP IP to exchange data directly between two applications using DataSocket clients Data is passed through a DataSocket Server between the applications G 4 ni com E Ethernet event executable form front panel FTP gauge GPIB graph HTTP Glossary Standard connection type for networks where computers are connected by coaxial or twisted pair cable Object generated response to some action or change in state such as a mouse click or a completed acquisition The event calls an event procedure that processes the event Program file with a exe extension that you can run independently of the development environment in which it was created Window or area on the screen on which you place controls and indicators to create the user interface for your program Interactive user interface of a virtual instrument Modeled after the front panel of physical instruments it is composed of switches slides meters graphs charts gauges LEDs and other controls and indicators File Transfer Protocol Protocol based on TCP IP to exchange files between computers A control used to input or display numerical data General Purpose Interface Bus The standard bus used for controlling electronic instruments with a computer Also called IEEE 488 bus because it is defined by ANSI TEEFE Standards 488 1978 488 1 1987 and 488 2 1987
84. es e Specify the image format of the control as BMP GIF JPEG or PNG e Configure the appearance of the control e Configure the LED control to blink while it is on or off and configure the rate at which the LED control blinks 0 Tip For more information about using the switch and LED controls refer to the Using the Measurement Studio Web Forms Switch and LED NET Controls section in the NI Measurement Studio Help Measurement Studio User Manual 2 48 ni com Chapter 2 Measurement Studio NET Class Libraries AutoRefresh Control Use the AutoRefresh control to update a Web control or a group of Web controls on the client at a specified interval The AutoRefresh control uses the ASP NET client callback architecture to update a control or a group of controls at a specified interval The AutoRefresh control sets up a timer inside the browser using Javascript When the timer elapses the AutoRefresh updates the controls in the AutoRefresh group For down level browsers the controls update when the page posts back to the server If the client browser supports client callbacks the client side script rendered by the AutoRefresh control uses a client callback to update the associated controls on the client without posting the page back to the server 3 Note The AutoRefresh control is designed to work with the ASP NET AJAX UpdatePanel and Timer controls in Visual Studio 2008 AutoRefresh Callback This feature provides a mechanism for up
85. es of real imaginary and magnitude values Annotate and label a range of magnitude values for a particular phase 2 26 ni com Chapter 2 Measurement Studio NET Class Libraries Additional Operations e Pan and zoom interactively e Copy the graph as a BMP GIF JPEG or PNG image to the clipboard or a file 0 Tip For more information about using the complex graph control refer to the Using the Measurement Studio Windows Forms Complex Graph NET Control section in the NI Measurement Studio Help Legend Control Use the Measurement Studio legend control as shown in Figure 2 1 to display symbols and descriptions for a specific set of elements of another object such as the plots or cursors of a graph When you associate the legend control with another object any changes you make to that object are automatically reflected in the legend For example if you associate the legend control with the plots of a graph any changes you make in the plots collection editor are automatically reflected in the legend 0 Tip For more information about using the legend control refer to the Using the Measurement Studio Windows Forms Legend NET Control section in the NI Measurement Studio Help Numeric Controls Use the Measurement Studio numeric controls to display numerical information on a Windows Forms user interface with the look of scientific instruments The numeric controls include a knob gauge meter slide thermometer and tank T
86. eywords in source code that you can access with the key or a Help button or by clicking the link that appears in the Dynamic Help window in Visual Studio 1 ActiveX control See ActiveX control 2 Object for entering displaying or manipulating data on a user interface Reading or writing data based on high precision timing through a counter or timer By combining a counter with a highly accurate clock you can create a wide variety of timing and counting applications such as monitoring and analyzing digital waveforms and generating complex square waves Flashing rectangle that shows where you may enter text on the screen If you have a mouse installed there is a rectangular mouse cursor or pointer Text object used to display X and Y coordinates that a cursor crosshair points to on a graph Data acquisition Process of acquiring data typically from A D or digital input plug in boards A graphical interface for configuring measurement tasks channels and scales A device that acquires or generates data and can contain multiple channels and conversion devices DAQ devices include plug in devices PCMCIA cards and DAQPad devices which connect to a computer USB or 1394 FireWire port SCXI modules are considered DAQ devices Measurement Studio User Manual Glossary DataSocket device digital I O digital waveform graph distribution DLL DMM downlevel browser driver DSTP Measurement Studio User
87. g system Installation Instructions Complete the following steps to install Measurement Studio These steps describe a typical installation Please carefully review all additional licensing and warning dialog boxes National Instruments recommends that you exit all programs before running the Measurement Studio installer Applications that run in the background such as virus scanning utilities might cause the installer to take longer than average to complete National Instruments Corporation 1 3 Measurement Studio User Manual Chapter 1 3 3 Introduction to Measurement Studio Note There are separate installers for Measurement Studio support for Visual Studio 2005 and Measurement Studio support for Visual Studio 2008 Repeat the installation instructions to install support for both When installing support for more than one version of Visual Studio you can reduce installation time by running the Device Drivers CD installer only once To do this ensure that the Device Drivers CD feature is enabled only for the last Measurement Studio Visual Studio support installer that you run The option to browse for an installation location is valid only if you have not already installed any Measurement Studio features for the version of Visual Studio or the NET Framework that you are installing If you have any Measurement Studio features installed then Measurement Studio installs to the same root directory to which you installed other
88. g the Measurement Studio Web Forms Legend NET Control section in the NI Measurement Ss Studio Help Numeric Controls Measurement Studio User Manual Use the Measurement Studio numeric controls to display numerical information in an ASP NET Web application with the look of scientific instruments The numeric controls include a knob gauge meter slide thermometer and tank The following sections describe operations available with the controls and the classes that interface with them With all of the numeric controls and the classes that interface with them you can perform the following operations e Configure the scale to be linear or logarithmic and toggle the visibility of the scale e Fill the scale and configure the range color dimensions and style of the fill e Connect to a Measurement Studio NET numeric edit control so that if you change the value of one control it changes the value of the other control 2 44 ni com Chapter 2 Measurement Studio NET Class Libraries e Customize the appearance of the control using 3D lab styles or classic 2D styles and change the color and length of ticks and labels e Configure the format of value labels to engineering or date time e Specify the image format of the control as BMP GIF JPEG or PNG e Interactively change the range of an axis and invert the axis at run time by clicking on the axis end labels e Display tooltips reflecting the current value of the poi
89. he following sections for information about the Standard Professional and Enterprise Analysis class libraries 3 3 Measurement Studio User Manual Chapter 3 Standard Analysis Professional Analysis The Standard Analysis class library which ships with Measurement Studio Standard Edition includes the sawtooth sine square triangle and basic function wave generators The Professional Analysis class library which ships with Measurement Studio Professional Edition includes the Standard Analysis functionality as well as the following functionality Enterprise Analysis The Enterprise Analysis class library which ships with Measurement Studio Enterprise Edition includes the Standard and Professional Analysis functionality as well as the following advanced functionality Measurement Studio User Manual Bessel Chebyshev Inverse Chebyshev Windowed Kaiser and Elliptic Low High Bandpass and Bandstop filters Signal processing functions such as convolution deconvolution correlation decimation integration and differentiation FFT Inverse FFT Real FFT Fast Hartley Inverse Fast Hartley Fast Hilbert Inverse Fast Hilbert DST Inverse DST DCT and Inverse DCT transformations Linear algebra functions such as determinant check positive definiteness calculate dot product and other various matrix methods Scaled and unscaled windowing classes Common statistical functions such as mean median mode and variance
90. he following sections describe operations available with the controls and the classes that interface with them With all of the numeric controls and the classes that interface with them you can perform the following operations e Configure the scale to be linear or logarithmic and toggle the visibility of the scale e Fill the scale and configure the range color dimensions and style of the fill e Connect to the Measurement Studio NET numeric edit control so that if you change the value of one control it changes the value of the other control e Customize the appearance of the control using 3D lab styles or classic 2D styles and change the color and length of ticks and labels National Instruments Corporation 2 27 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries e Configure the format of value labels to engineering or date time e Display tooltips reflecting the current value of the pointer e Interactively change the value of the control by clicking or dragging and moving the pointer with the mouse e Interactively change the range of an axis and invert the axis at run time by clicking on the axis end labels e Programmatically move the pointer to previous or next value e Perform hit testing of mouse cursor coordinates e Specify the image format of the control as BMP GIF JPEG or PNG Use the Measurement Studio knob gauge and meter controls as shown in Figure 2 4 to inpu
91. ic in the NI Measurement Studio Help Windows Forms Array Controls You can create an array of Measurement Studio controls that behave as a single unit For example you can use these array controls to visualize and control ports of a digital line or values of an array Measurement Studio includes switch LED and numeric edit array controls You can create control arrays of other controls if those controls meet the constraints of the generic type parameter TControl Switch and LED Array Controls Use the Measurement Studio switch and LED array controls as an array of Boolean controls on a Windows Forms user interface You typically use a switch array control as shown in Figure 2 10 to control ports of a digital line or values of an array You typically use an LED array control as shown in Figure 2 10 to visualize ports of a digital line or values of an array Figure 2 10 Switch and LED Array Controls With the switch and LED array controls and the classes that interface with the controls you can perform the following operations e Set values by passing an array of data e Modify the number of controls displayed based on the length of the specified values e Receive notification before or after the state of the control changes e Configure how the control behaves when you click it with the mouse or press the spacebar when the control has focus e Configure the appearance of the control National Instruments Corpora
92. int line line point hidden line contour surface surface line surface contour and surface normal Create multiple plots with individual properties such as name line and point style width and base value Configure the control to render directly to OpenGL enabled hardware accelerator cards Bind the control to a DataSocket Server to enable automatic read and write functionality Configure the axes using customizable ticks labels value pairs and captions Use legends and plane projections Use cartesian cylindrical and spherical coordinate systems Customize the control using color maps transparency and lighting Display in orthographic and perspective views Use built in format styles for labels including scientific symbolic engineering scaling time and date Rotate pan and zoom interactively Tip For information about easily creating graphs with the 3D graph control library refer to the 3D Graph Visual C Class Library Overview topic in the NI Measurement Studio Help Analysis National Instruments Corporation The Analysis class library includes a set of classes that provides various digital signal processing signal filtering signal generation peak detection and other general mathematical functionality Use this library to analyze acquired data or to generate data The functionality included in the Analysis library varies based on the Measurement Studio package you purchased Refer to t
93. io 6 0 support includes ActiveX controls for use in Visual Basic 6 0 and MFC class libraries and ActiveX controls for use in Visual C 6 0 Visual Studio NET 2003 support and Visual Studio 2005 support includes NET class libraries and controls for use with NET languages and MFC class libraries and ActiveX controls for use with Visual C Visual Studio 2008 support includes only NET class libraries and controls for use with NET languages Measurement Studio 8 5 does not include MFC class libraries or ActiveX controls for use in Visual C in Visual Studio 2008 Note Measurement Studio 8 5 support for Visual Studio NET 2003 includes updates to the ActiveX controls however no new features for Visual Studio NET 2003 are included in Measurement Studio 8 5 National Instruments Corporation 1 1 Measurement Studio User Manual Chapter 1 Introduction to Measurement Studio This manual documents Measurement Studio for Visual Studio 2005 and Visual Studio 2008 For help with Visual Studio 6 0 support refer to the Measurement Studio Support for Visual Studio 6 0 Readme located on the Measurement Studio for Visual Studio 6 0 CD For help with Visual Studio NET 2003 support refer to the Measurement Studio Support for Visual Studio NET 2003 Readme located on the CD for Measurement Studio for Visual Studio NET 2003 After installing Visual Studio NET 2003 support you can refer to the Measurement Studio User Manual by selecting Start All Progr
94. io User Manual Contents Numeric Controls mrisani catagsiecs cased neue aean a Taa e ERE eN EE eA RNEER 2 27 N meric Edit Contool isien ionann a h aiaa aao 2 29 Switch and LED Controls eiae e aa Eea EE E E E R A R E ee 2 30 Property Editor Comttoll isessseccics sesesseaeasesace cack nunana a 2 32 Windows Forms Array Controls cccececeecesceseeesesseeseeeseeceeseceeessecseceaecesesesseseneenees 2 33 Switch and LED Array Controls 0 eceeeesecseeseeseeeseceenseeseesaeeaeenseeaeens 2 33 Numeric Edit Array Control 00 cece eeceeeceeceseeseeeseceeeeseeseenseceseseeeseneesees 2 34 InstrumentControlStrip Control eee eeeeeseeseceseeseceseeseensececeseeseeeaeesees 2 35 ASP NET Web Forms Controls 0 00 0 ceecceecsesssccseecesceeeseeececeseecaeeesceesacenseeeeessneesseeenaes 2 37 Waveform Graph and Scatter Graph Controls cece eeeeeeseeeeeeeseeeeeeeeeees 2 38 Digital Waveform Graph Control 00 0 0 cece cece eseeseescesessenssescneesesseseeeees 2 40 Complex Graph Controles innia iia a R danas 2 42 Legend Control ices mrmi ei Ei Aes Aa asin EATE NEAS 2 44 INTIME IC ControlSet rann en ia rE E EEIEIE ERREA S 2 44 Numeric Edit Contiolesnori inicirana i RE E E iiaea 2 47 SwWitchand LED Controls sii sissscaseesscccectas iiss gece eE A ERE tees 2 48 AutoRefresh Control s iieitvtats ic Saletan tata nieve EAE a R Ea 2 49 AutoRefresh Callback a a cunascu pea tevesanGes areen OA aan nT IR IE tteacsbes deat 2 49 Chapter 3 Measurement Studio
95. ional Instruments Corporation 5 49 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio To create a custom user interface for the task 1 In the Configure DAQ Component UI wizard you can customize and preview a user interface and code for your task Generate DAQ UI Configure DAQ Component UI The user interface will be created for the DAQ component with the specified settings Options Preview False v El Fom E Code Error handler daqT askComponer Generate error handler True 10 Graph name waveformGraph1 Read button name button Read click handler button1_Click Read completed handler daqT askComponer Asynchronous read Specifies if the read operation will be performed asynchronously 2 Click Finish to generate the task user interface in your project form Measurement Studio User Manual 5 50 ni com Chapter 5 Getting Started with Measurement Studio o Form1 cs Form1 cs Design E Form1 daqTaskComponent1 The wizard also generates event handlers and code to acquire data and present it on your generated user interface Forml cs Form1 cs Design xX Rg MyDAQmxProject Formi 3 daqTaskComponent1_Error object sender Nationallr v go namespace MyDAOQmxProject z G public partial class Formi Form public Formi InitializeComponent a private void buttonl Click object sender Eventirgs e NationalInstruments AnalogiWa
96. ions e Fill to the minimum or maximum value of the scale e Position the scale horizontally with left right or both and position the scale vertically with top bottom or both 0 Tip For more information about using the Web Forms knob gauge meter slide tank or thermometer controls refer to the Knob Gauge Meter Slide Tank or Thermometer Class sections in the NJ Measurement Studio Help Measurement Studio User Manual 2 46 ni com Chapter 2 Measurement Studio NET Class Libraries Numeric Edit Control Use the Measurement Studio numeric edit control as shown in Figure 2 18 to display numeric values and to provide a way by which end users can edit numeric values Typically you use a numeric edit control to input or display double numerical data instead of using a Web Forms TextBox control 4 Numeric Edit Control DAR File Edt view Favorites T 4m x a 5 000Hz Figure 2 18 Numeric Edit Web Forms Control With the numeric edit control and the classes that interface with the control you can perform the following operations e Perform range checking e Set the minimum range value to negative infinity and the maximum range value to positive infinity e Create custom formats or use built in numeric formats including generic engineering and simple double You can use these numeric formats with other Measurement Studio user interface controls such as the waveform graph and numeric pointer control
97. ious or next position or to a specified coordinate Annotation Operations National Instruments Corporation Configure text labels arrows and drawing shapes to annotate a point anywhere in the plot area of the graph Configure range area text labels and arrows to annotate a range in the plot area of the graph 2 43 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries e Annotate and label a magnitude value e Annotate and label a range of magnitude values for a particular phase Additional Operations e Zoom interactively as well as programmatically e Specify the image format of the control as BMP GIF JPEG or PNG Tip For more information about using the complex graph control refer to the Using the Measurement Studio Web Forms Complex Graph NET Control section in the NI Measurement Studio Help Ss Legend Control Use the Measurement Studio legend control as shown in Figure 2 13 to display symbols and descriptions for a specific set of elements of another object such as the plots or cursors of a graph When you associate the legend control with another object any changes you make to that object are automatically reflected in the legend For example if you associate the legend control with the plots of a graph any changes you make in the plots collection editor are automatically reflected in the legend Tip For more information about using the legend control refer to the Usin
98. ith Windows Forms Controls and Analysis walkthrough 5 2 Measurement Studio Application with Windows Forms Controls and Network Variable walkthrough 5 22 Measurement Studio Instrument I O Application walkthrough 5 52 Measurement Studio NI DAQmx application 4 6 Measurement Studio NI DAQmx Application walkthrough 5 42 new Measurement Studio project 4 4 NI DAQmx user code 4 9 NI DAQmx user interface 4 8 Measurement Studio User Manual Index D DAQ Assistant 4 6 data acquisition DAQ 2 16 3 17 DataSocket NET class library 2 15 deployment requirements 1 3 developing with Measurement Studio 4 1 diagnostic tools NI resources A 1 digital waveform graph control 2 23 2 40 documentation conventions used in the manual x how to use manual set ix NI resources A 1 drivers NI resources A 1 E examples NI resources A 1 G gauge control 2 27 2 44 graph control 3D 3 2 ActiveX 3 20 complex 2 25 2 42 digital waveform 2 23 2 40 scatter 2 20 2 38 waveform 2 20 2 38 H help NI Measurement Studio Help 1 9 technical support A 1 how to use manual set ix installation optional 1 3 requirements 1 2 Measurement Studio User Manual l 2 instrument drivers NI resources A 1 Instrument I O Assistant 4 9 K knob NET control 2 28 NET Web Forms control 2 45 Visual C control 3 21 KnowledgeBase A 1 L LED array control 2 33 LED control 2 30 2 48 legend cont
99. ject Task Connection Diagram 1 0 Amplitude ain 1 1 1 1 1 1 1 1 1 1 0 20 40 60 80 100 160 180 200 AutoScale Axis Graph Y Display Type Configuration Triggering Advanced Timing Channel Settings Betaite gt gt Voltage Input Setup Settings 4 Calibration Signal Input Range Scaled Units May in Measurement Studio User Manual 5 48 ni com Chapter 5 Getting Started with Measurement Studio 5 To complete the DAQ configuration select the N Samples Acquisition Mode in the Timing Settings section For more information on timing refer to Timing in the NJ DAQmx Help Timing Settings Acquisition Mode Samples to Read Rate Hz N Samples v 100 ik 6 Next click the Run button in the toolbar near the top of the Edit DAQ Task dialog box The test runs automatically You can run the test in the DAQ Assistant to test the task and make sure you connected the signal properly If necessary you can modify the settings before any code is generated a Project Task Connection Diagram 105 v 5 D 2 aq 07 E c 5 10 I 1 1 I 1 1 1 I 1 1 0 0 01 0 02 0 03 0 04 0 05 0 06 0 07 0 08 0 09 0 09 Graph Display Type AutoScale Axis 7 Click the Finish button in the Edit DAQ Task dialog box to complete the configuration of your DAQ task and to launch the Configure DAQ Component UI wizard Nat
100. l 5 52 ni com Chapter 5 Getting Started with Measurement Studio The National Instruments Instrument I O Assistant organizes instrument communication for a serial Ethernet or GPIB instrument into ordered steps This walkthrough is designed to help you learn how to build an instrument I O application by taking you through the following steps e Setting up the project Using the Measurement Studio VISA Windows Application project you will create a new project that references the VisaNS assembly and launches the Instrument I O Assistant to create a VisaNS task e Performing a query on the instrument Using the Instrument I O Assistant you will write a command to an instrument and read the instrument response e Displaying Instrument I O Assistant data on your UI Using text box and button controls you will create a Windows Forms application to display the Instrument I O Assistant data Before you begin The following components are required to complete this walkthrough e Visual Studio 2005 or Visual Studio 2008 e Measurement Studio 8 0 1 or later Professional or Enterprise package for Visual Studio 2005 or Measurement Studio 8 5 or later Professional or Enterprise package for Visual Studio 2008 e National Instruments Device Driver CD e Message based instrument on a supported VISA bus such as GPIB or Serial 3 Note For more information about the Instrument I O Assistant refer to the Instrument I O Assistant Help by selecti
101. l as customize your user interface Before you begin The following components are required to complete this walkthrough e Microsoft Visual Studio 2005 or Visual Studio 2008 e Measurement Studio 8 0 1 or later Professional or Enterprise package for Visual Studio 2005 or Measurement Studio 8 5 or later Professional or Enterprise package for Visual Studio 2008 5 2 ni com Chapter 5 Getting Started with Measurement Studio Setting up the project 1 Select Start All Programs Microsoft Visual Studio 2005 Microsoft Visual Studio 2005 or Start All Programs Microsoft Visual Studio 2008 Microsoft Visual Studio 2008 2 Select File New Project The New Project dialog box launches New Project Project types Templates Visual Basic isual Studio installed templates Windows i Smart Device Pg VI Windows Application NI Class Library Database Starter Kits My Templates Measurement Studio P Visual Cat FE Search Online Templates windows H Smart Device Database Starter Kits Measurement Studio E visual J visual C Other Project Types 4 project for creating a Measurement Studio C application with a Windows user interface Name MyMeasurementStudioProject i i Location C Documents and Settings Administrator My Documents Visual Studio 2005 Projects v Browse Solution Name MyMeasurementStudioProject E 7 Create directory for solution Cancel_ 3 Inthe Project T
102. lity Visual C class library to easily access Windows operating system functionality Table 3 2 lists classes in the Utility class library and their functionality Table 3 2 Utility Class Names and Functionalities Utility Class Functionality CNiFile CNiFile extends the MFC CStdioFile class by adding streaming operators for standard Visual C data types In addition a variety of class static functions add the ability to manipulate file path directory and drive attributes CNiSound CNiSound encapsulates an interface for generating synchronous and asynchronous tones at specific frequencies CNiSystem CNiSystem provides the following functionality e Getting and setting system preferences e Displaying help files e Getting input for the keyboard CNiSystemTraylIcon CNiSystemTrayIcon encapsulates the interface to the system tray area that displays changes in the status of an application The CNiSystemTrayIcon class includes the following features e Icons You can place an icon in the system tray to notify the user of changes in an application status e String tooltips You can associate a string tooltip with an icon and display the tooltip when the user hovers over the icon e Shortcut menus You can associate a shortcut menu with an icon and display the shortcut menu when the user right clicks the icon e Overridable event handling Measurement Studio User Manual 3 24 ni com Chapter
103. lled NI DAQmx and either the Measurement Studio Professional or Measurement Studio Enterprise package Refer to Chapter 5 the Walkthrough Creating a Measurement Studio NI DAQmx Application section for step by step instructions on how to create DAQ applications DaqTask mxb Form1 cs Form1 cs Design ES Run AddChannels 2 Remove Channels 3 Show Help ni Project Task Connection Diagram Amplitude T L I i L I 0 20 40 60 80 100 120 140 160 180 200 AutoScale Axis Graph V Display Type Configuration Triggering Advanced Timing Channel Settings x Deta Voltage Input Setup Settings Calibration Signal Input Range Max 10 Min 10 Scaled Units Volts v MW Terminal Configuration Glick the Add Channels button Diferential 7 to add more channels to Custom Scaling the task lt No Scale gt v fe Figure 4 3 DAQ Assistant National Instruments Corporation 4 7 Measurement Studio User Manual Chapter 4 Measurement Studio Integrated Tools and Features The DAQ Assistant interactively assists you in performing the following operations e Creating an NI DAQm x task class e Configuring an NI DAQm x task class e Generating a Visual Basic NET Visual C or Visual C class that includes the functionality you configure in the user int
104. log box After you configure the binding properties click OK to return to the Windows Forms Designer Displaying the array of data on a Windows form 1 Select WaveformGraph in the Toolbox and drag and drop it on the form Right click the waveform graph and select Properties to display the Properties window for the graph You can configure the properties of the control in the Properties window Expand the Data Bindings group in the Properties window Select Other Data Sources Form 1 List Instances network VariableDataSource1 Binding1 from the Binding Data drop down list This will bind the waveform graph to the network variable that you are writing to in the console application The waveform graph will then read and display the data being written to the network variable Select File Save Form to save your application Select Debug Start Without Debugging to run the application The waveform graph displays the array of data 5 30 ni com Chapter 5 Getting Started with Measurement Studio H Form1 Walkthrough Creating a Measurement Studio Application with Web Forms Controls and Network Variable 3 Note To complete this walkthrough you must have either the Measurement Studio Professional or Measurement Studio Enterprise package installed for Visual Studio 2005 or later This walkthrough will not work with the Measurement Studio Standard package Measurement Studio includes user interface controls such as a wav
105. lues analog waveforms and complex waveforms e Configure a graph to contain multiple plots to show separate but related data on the same graph Measurement Studio User Manual 2 38 ni com Chapter 2 Measurement Studio NET Class Libraries Draw lines or fills from a plot to an X value Y value or another plot Specify plots in the scatter graph control as X and Y data Specify plots in the waveform graph control as X or Y data and optionally with date and time scaling Use the extensible plot and plot area drawing capabilities and events to customize the graph appearance Create custom point and line styles for plots Specify anti aliased plots for plot lines Calculate and display error bands Configure plot to specify how data is saved and restored across HTTP requests Axis Operations Configure a graph to include multiple axes or independent ranges so that plot data fits the graph plot area Configure the axis modes to fixed autoscaling including autoscaling based on the visible data only strip chart or scope chart Use logarithmic axes with configurable bases Interactively change the range of an axis and invert the axis at run time by clicking on the axis end labels Configure major minor and custom divisions and origin lines Cursor Operations Use cursors to identify key points in plots and the plot area Configure cursor snap modes to be floating nearest point or to plot Use cursor labels to display
106. me mode Configure the style and mode of scroll bars Create custom scroll bars Zoom interactively as well as programmatically Specify the image format of the control as BMP GIF JPEG or PNG 2 41 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Tip For more information about using the digital waveform graph control refer to the Using the Measurement Studio Web Forms Digital Waveform Graph NET Control section in the NI Measurement Studio Help Complex Graph Control Use the Measurement Studio complex graph control as shown in Figure 2 15 to display ComplexDouble data on a ASP NET Web application A ComplexDouble consists of a real part and an imaginary part You can use a waveform graph to plot complex waveform data Z Measurement Studio Complex Graph Web DAR Fie Edit View Favorites Tools Help ay gt x a A P Search A Figure 2 15 Complex Graph Web Forms Control With the complex graph control and the classes that interface with the control you can perform the following operations Plot Operations Measurement Studio User Manual Plot and chart ComplexDouble data Configure a graph to contain multiple plots to show separate but related data on the same graph Draw lines or fills from a plot to an X value Y value or another plot Use the extensible plot and plot area drawing capabilities and events to customize the graph appearance Configure the
107. ment Studio User Manual National Instruments Corporation ix Measurement Studio User Manual About This Manual Conventions Use this manual as a starting point to learn about Measurement Studio Refer to the NI Measurement Studio Help within the Visual Studio environment for function reference and detailed information about the Measurement Studio class libraries wizards assistants and other features lt gt Q z 3 bold italic monospace The following conventions appear in this manual Text enclosed in angle brackets represents directory names and parts of paths that may vary on different computers such as lt windows System gt The symbol leads you through nested menu items and dialog box options to a final action The sequence File Page Setup Options directs you to pull down the File menu select the Page Setup item and select Options from the last dialog box This icon denotes a tip which alerts you to advisory information This icon denotes a note which alerts you to important information Bold text denotes items that you must select or click on in the software such as menu items and dialog box options Bold text also denotes class library member names or emphasis Italic text denotes parameters variables cross references or an introduction to a key concept Italic text also denotes text that is a placeholder for a word or value that you must supply Text in this font denotes text o
108. ments and Settings MyMeasurementStudiowebSite v Browse Language National Instruments Corporation In the Templates pane select NI ASP NET Web Site Select File System and specify a file path of your choice Use the drop down box to select Visual C or Visual Basic depending on which language you want to create the project in Click OK The Measurement Studio ASP NET Web Site Wizard launches Select Analysis Library and Web Forms User Interface Control Library 5 13 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio Measurement Studio ASP NET Web Site Wizard Measurement Studio Class Libraries Select the class libraries you want to include in the project Enterprise Analysis C NetworkVariable Communication Web Forms User Interface Controls Q Tip If you are working with an existing project you can access the Add Remove Class Libraries dialog box by selecting Measurement Studio Add Remove NET Class Libraries Wizard 7 Click Finish to display Default aspx in the Web Forms Designer You can change the title of your Web page Click inside the lt title gt tag and rename the title to Measurement Studio Web Forms Controls and Analysis Walkthrough Measurement Studio User Manual 5 14 ni com Chapter 5 Getting Started with Measurement Studio Adding user interface controls to the project In this section you will build a Web page that looks like the follo
109. n instrument s identification information If your instrument does not support the idn command refer to the documentation for the instrument for more information about the instrument s command set Run this step Enter a command click Run to send command Termination character idn v 4 Click Auto parse to parse the instrument s response The Auto parse button automatically parses binary block data and ASCII text Refer to the Parsing an Instrument Response topic in the Instrument 1 0 Assistant Help for information about how the Assistant parses different data formats National Instruments Corporation 5 55 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio 5 Ifthere are more than two tokens in the token list remove them for this example To remove a token right click on it in the response window and select Remove The response window displays data in binary form ASCII form or binary form and ASCII form together If there is only one token in the token list split the token into two tokens for this example Refer to Parsing an Instrument Response in the Instrument I O Assistant Help for more information about how to manually parse the data into two tokens Byte index Binary representation ASCII representation 00000000000 00000000016 ents GPIB and 5 00000000032 72 5s9 s iE HS6 aa e Simu 00000000048 PELES 6 Inthe Token name text box enter Vendor t
110. ncluded with each Measurement Studio package including Visual C functionality Measurement Studio User Manual 1 6 ni com Chapter 1 Introduction to Measurement Studio Table 1 1 Measurement Studio Package Comparison Chart for Visual C and Visual Basic NET Feature Standard Edition Professional Edition Enterprise Edition Project Wizards Vv Y Y Windows Forms User Y Y Y Interface Controls Standard Analysis Vv Vv Vv Libraries NI 488 2 Class Y Y Y Libraries NI VISA Class Y Y Y Libraries NI DAQmx Class Y Y Y Libraries NET Instrument Y Y Y Driver Wizard User Interface Y Y Y DataSocket Binding Web Forms User Y Y Interface Controls MFC and ActiveX Y Y Controls for Visual C 6 0 Professional Analysis Vv Vv Libraries 3D Graph ActiveX Vv Vv Control User Interface Y Y Network Variable Binding Network Variable Y Y Class Library Network Variable Y Y Data Source National Instruments Corporation Measurement Studio User Manual Chapter 1 Introduction to Measurement Studio Table 1 1 Measurement Studio Package Comparison Chart for Visual C and Visual Basic NET Continued Feature Standard Edition Professional Edition Enterprise Edition DataSocket Server Y Y DataSocket Library Y Y Parameter Assistant Y Y Y Y Instrument I O Assistant DAQ Assistant SN SN Enterprise Analysis Libraries
111. ncluding photocopying recording storing in an information retrieval system or translating in whole or in part without the prior written consent of National Instruments Corporation National Instruments respects the intellectual property of others and we ask our users to do the same NI software is protected by copyright and other intellectual property laws Where NI software may be used to reproduce software or other materials belonging to others you may use NI software only to reproduce materials that you may reproduce in accordance with the terms of any applicable license or other legal restriction Trademarks National Instruments NI ni com and LabVIEW are trademarks of National Instruments Corporation Refer to the Terms of Use section on ni com legal for more information about National Instruments trademarks FireWire is the registered trademark of Apple Computer Inc Other product and company names mentioned herein are trademarks or trade names of their respective companies Members of the National Instruments Alliance Partner Program are business entities independent from National Instruments and have no agency partnership or joint venture relationship with National Instruments Patents For patents covering National Instruments products refer to the appropriate location Help Patents in your software the patents txt file on your media or ni com patents WARNING REGARDING USE OF NATIONAL INSTRUMENTS PRODUCTS 1 NATIO
112. nd NI VISA B Note The Parameter Assistant is available in prior versions of Visual Studio only if you have at least one Measurement Studio class library installed that supports the Parameter Assistant With the Parameter Assistant you can select the correct parameter value for a device or resource as shown in Figure 4 6 based on your current system configuration Click the Insert Selected Item button on the Parameter Assistant to insert the value into the current location in the active source file Parameter Assistant E R E Physical Channel Al Channels Dev1 ail AD Channels Dev1 aoll CI Channels Dev1 ctrO CO Channels Devi ctrO DiLine Channels Dev1 port0 lineO DlPort Channels Dev1 port0 DOLine Channels Dev1 port0 lineO DOPort Channels Dev1 port0 C ukanssl Ch aeimete Deant tain AO Channels Select an analog output physical channel Figure 4 6 Measurement Studio Parameter Assistant Tip For information about using the Measurement Studio Parameter Assistant to select a parameter value refer to the Selecting a Measurement Studio Parameter Value section in the NI Measurement Studio Help National Instruments Corporation 4 11 Measurement Studio User Manual Chapter 4 Measurement Studio Integrated Tools and Features Using the Instrument Driver Wizard To use an IVI or VXI plug amp play instrument driver with a C DLL ina Measurement Studio NET application use the Measurement Studio NET Instrument Driver wizard
113. nd OLE for Process Control opc servers Exchanging data between Measurement Studio applications and OPC servers requires LabVIEW DSC ay Note Measurement Studio and LabWindows CVI refer to variables as network variables and LabVIEW refers to variables as shared variables However you can read to and write from Measurement Studio and LabWindows CVI network variables with LabVIEW shared variables e Use Windows Forms and Web Forms data sources to expose Network Variable data items that you can bind to properties of a Windows Forms or a Web Forms control e Use the NationalInstruments NetworkVariable Browser classes to discover network variables and processes Use the NationalInstruments NetworkVariable ServerProcess NationalInstruments NetworkVariable ServerProcessInfo NationalInstruments NetworkVariable ServerVariable and NationalInstruments NetworkVariable ServerVariableInfo classes to explicitly create network variables e Use the Network Variable Browser dialog box to quickly locate and select data items on other computers and servers The Browser Dialog is included in the WindowsForms class 0 Tip For more detailed information about the Network Variable class library refer to the Using the Measurement Studio Network Variable NET Library section in the NI Measurement Studio Help DataSocket The Measurement Studio DataSocket NET class library is in the NationalInstruments Net namespace Use the DataSocket class li
114. ner Use the Add New Item wizard to add an instrumentation task to your project and use the Instrument I O Assistant user interface to create and configure the instrumentation task The Instrument I O Assistant generates a Visual Basic NET Visual C or Visual C class that includes the functionality you configure in the user interface Use this assistant to help you write code that communicates with devices such as serial Ethernet or GPIB instruments 3 Note The Instrument I O Assistant is available only if you have installed either the Measurement Studio Professional or Measurement Studio Enterprise package National Instruments Corporation 4 9 Measurement Studio User Manual Chapter 4 Measurement Studio Integrated Tools and Features Refer to Chapter 5 the Walkthrough Creating a Measurement Studio Instrument I O Application section for step by step instructions on how to use the Instrument I O Assistant sF aAddstep Undo gt Run s show Help Idle a gt Run this step vi l Select Instrument Enter a command click Run to send command Termination character curv x gt Query and Par Auto parse Parsing help I lengthNumBytes I numBytes X Clear parsing Byte index Binary representation ASCII representation 00000000000 saoo zj lp Waveform 00000000014 ytt 00000000028 00000000042 00000000056 00000000070 00000000084 nannnnannnar mM io is aE vd
115. neration White NoiseSignal and NationalInstruments Analysis Math Statistics Mean you will generate data plot the generated data on a waveform graph and calculate the mean of the data Customizing the user interface Using the Collection Editor and Auto Format dialog boxes you will display the mean value on the gauge and the numeric edit as well as customize your user interface Before you begin The following components are required to complete this walkthrough Microsoft Visual Studio 2005 or Visual Studio 2008 Measurement Studio 8 0 1 or later Professional or Enterprise package for Visual Studio 2005 or Measurement Studio 8 5 or later Professional or Enterprise package for Visual Studio 2008 Setting up the project 1 2 Measurement Studio User Manual Select Start All Programs Microsoft Visual Studio 2005 Microsoft Visual Studio 2005 or Start All Programs Microsoft Visual Studio 2008 Microsoft Visual Studio 2008 Select File New Web Site The New Web Site dialog box launches 5 12 ni com New Web Site Templates Chapter 5 Getting Started with Measurement Studio isual Studio installed templates ASP NET Web Site Personal Web Site Starter Kit My Templates Ej Search Online Templates B ASP NET Web Service SRASP NET Crystal Reports Web Site WMI ASP NET Web Site Empty Web Site 4 Measurement Studio ASP NET web site Location File System x C Docu
116. ng the Show Help button inside the assistant s Show Help Setting up the project 1 Open Visual Studio from Start All Programs Microsoft Visual Studio 2005 Microsoft Visual Studio 2005 or Start All Programs Microsoft Visual Studio 2008 Microsoft Visual Studio 2008 2 Select File New Project The New Project dialog box launches National Instruments Corporation 5 53 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio New Project Project types Templates Visual Basic isual Studio installed templates B visual C windows of NI Windows Application ANI VISA Windows Application E Smart Device g Nl Class Library ENI YISA Class Library Database Starter Kits My Templates Measurement Studio Visual Ja Search Online Templates E Visual C Other Project Types 4 project for creating a Measurement Studio C Visa application with a Windows user interface Name MyIIOA4Project Location C Documents and Settings Projects j v Browse Solution Name MyIIOAProject Create directory For solution Cancel 3 Inthe Project Types pane select Measurement Studio under Visual C or Visual Basic depending on which language you want to create the project in This walkthrough refers to Visual C but you can follow the same process if you use Visual Basic NET 4 Inthe Templates pane select NI VISA Windows Application Specif
117. nter e Interactively change the value of the control by clicking the pointer with the mouse e Programmatically move the pointer to previous or next value Use the Measurement Studio knob gauge and meter controls as shown in Figure 2 16 to input and display numeric data on your user interface Z Measurement Studio Knob Gauge and Meter Controls Microsoft Internet Explorer DER Fie Edit View Favorites Tools Help Q sack Q x 2 EA pO search Iy Favorites g A 7 Figure 2 16 Knob Gauge and Meter Web Forms Controls With the knob gauge and meter controls and the classes that interface with the controls you can perform the following operations e Specify the start and sweep angle of the arc programmatically or from the Properties window e Use automatic division spacing custom divisions and invert the scale National Instruments Corporation 2 45 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Use the Measurement Studio slide tank and thermometer controls as shown in Figure 2 17 to input and display numeric data on your interface Measurement Studio Slide Tank and Thermometer Controls Cel File Edit View Favorites Tools Help Q sxx Q 2 A Search Se Favorites Figure 2 17 Slide Tank and Thermometer Web Forms Controls With the slide tank and thermometer controls and the classes that interface with them you can perform the following operat
118. nterval National Instruments Corporation 3 11 Measurement Studio User Manual Chapter 3 Table 3 1 Analysis Visual C Library Measurement Types Included in the Professional and Enterprise Packages Continued Analysis Visual C Library Professional Package Enterprise Package Remove Outliers Vv Statistics 1D 2D and 3D ANOVA Chi Square Distribution erf x and erfc x F Distribution Histogram Inverse Chi Square Distribution KIRIS ISINAN Inverse F Distribution Inverse Normal Distribution Inverse T Distribution Mean Median and Mode s Moment about Mean Normal Distribution Polynomial Interpolation Root Mean Square RMS Spline Interpolant Spline Interpolation Standard Deviation T Distribution Variance KISIS ISAIAS SISIA ASISI Special Functions Airy S Measurement Studio User Manual ni com Chapter Table 3 1 Analysis Visual C Library Measurement Types Included in the Professional and Enterprise Packages Continued Analysis Visual C Library Professional Package Enterprise Package Bessel 1st Y Bessel 2nd Beta Complimentary Gamma Cosine Integral Dawson s Integral Dilogarithm Elliptic Ist Elliptic 2nd Exponential Integral Factorial Fresnel Integrals Gamma Gauss
119. nts tool for configuring your National Instruments hardware and driver software executing system diagnostics adding new devices interfaces and virtual channels and viewing devices and instruments connected to your system DAQ devices such as the E Series multifunction I O MIO devices SCXI signal conditioning modules and switch modules National Instruments software that includes tools to build measurement applications in Visual Basic NET Visual C and Visual C A control used to input or display numerical data Function that performs a specific action on or with an object The operation of the method often depends on the values of the object properties Microsoft Foundation Class A framework for programming in Microsoft Windows MFC provides code for managing windows menus and dialog boxes performing basic input output storing collections of data objects and more Measurement Studio User Manual Glossary NI 488 2 NI DAQ NI DAQmx NI IMAQ numeric edit 0 OCX OLE OPC oscilloscope Driver level software to control and communicate with National Instruments GPIB hardware Driver level software to control and communicate with DAQ hardware NI DAQ is an extensive library of VIs and functions you can call from an application development environment ADE to program all the features of an NI measurement device such as configuring acquiring and generating data from and sending data to the device
120. o 0 Drop lines to 0 Fill to 0 Hidden axes Histogram LabVIEW default Logarithmic x and Y axes ee axis Strip chart Y step Description Configures the graph with settings that are ideal for plotting scatter data Click the gauge smart tag to display the Gauge Tasks Select Auto Format to display the Auto Format dialog box Select Dark and click OK Right click the gauge and select Properties to display the Properties window ey om 9 Set the Range property for the gauge with the drop down Range type editor Type 0 2 for the minimum value and type 0 2 for the maximum value 10 Click the numeric edit smart tag to display the Numeric Edit Tasks 11 Select Gauge in the Source drop down list Setting the Source property to the gauge allows two way binding between the controls 12 Deselect ArrowKeys Buttons and Text for the InteractionMode property of the numeric edit control Deselecting these interaction modes makes the numeric edit an indicator The numeric edit control only displays the calculated mean 13 Select the Format Mode property and in the Numeric Edit Format Mode Editor dialog box change the Precision to 4 to show four decimal places of precision 14 Select File Save Form1 cs to save your application Measurement Studio User Manual 5 10 ni com Chapter 5 Getting Started with Measurement Studio 15 Select Debug Start Without Debugging to run the application 16 After your pr
121. o Format 15 Type gauge for the name of the gauge The following screenshot shows Form1 with the user controls Form1 National Instruments Corporation 5 7 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio Generating plotting and analyzing the data 1 Double click the button control to display the Form1 code with the cursor inside the click event handler of the button control 2 Add the following code to generate random data plot the data calculate the mean of the data and display the mean on the gauge VB NET Declare and initialize an instance of WhiteNoiseSignal Dim whiteNoise As New WhiteNoiseSignal Store the generated data in a double array named data Dim data As Double whiteNoise Generate 1000 0 256 Use the PlotY method to plot the data Plot PlotyY data Use the Mean method to calculate the mean of the data Dim mean As Double Statistics Mean data Display the mean on the gauge gauge Value mean C Declare and initialize an instance of WhiteNoiseSignal WhiteNoiseSignal whiteNoise new WhiteNoiseSignal Store the generated data in a double array named data double data whiteNoise Generate 1000 0 256 Use the PlotY method to plot the data Plot PlotyY data Use the Mean method to calculate the mean of the data double mean Statistics Mean data Display the mean on the gauge gauge
122. o rename the first token You use this name to reference the token in your application Ensure that the data type of the token is String You specify the data type of the token using the Type drop down list on the Data Type tab Selected Token Settings Token name Data Type Scaling Type String T Character Count 9g vr To end of data 7 Select Token2 rename it to Device and ensure that the data type for Token2 is String To select Token2 left click on it within the Query and Parse step in the Step Sequence window on the left side of the Instrument I O Assistant Follow the instructions from step 6 to change the token name and to set the token data type Select File Save to save your task 9 Select View Solution Explorer to display the Solution Explorer Measurement Studio User Manual 5 56 ni com Chapter 5 Getting Started with Measurement Studio 10 Click the Show All Files icon and expand the VisaTask mxb node Solution Explorer MyIIOAProject 4 x W Sa Properties H Sj References a E Form1 cs c Program cs S W visaTask mxb R VisaTask cs 11 Double click the VisaNSTask1 file to view the code that the Instrument I O Assistant generated for you Displaying Instrument I O Assistant data on your user interface 1 oP es Double click the Form1 file in the Solution Explorer to open your main application form Select View Toolbox to display the Toolbox Expand
123. ogram builds click Start Notice the graph shows the data plot and the gauge and the numeric edit display the mean of the data Form1 Walkthrough Creating a Measurement Studio Application with Web Forms Controls and Analysis 3 Note To complete this walkthrough you must have either the Measurement Studio Professional or Measurement Studio Enterprise package installed for Visual Studio 2005 or later This walkthrough will not work with the Measurement Studio Standard package Measurement Studio includes user interface controls such as a waveform graph control and a gauge control and Analysis functionality such as signal generation and mathematical functions This walkthrough is designed to help you learn how to add analysis and presentation functionality to a Web Forms application by taking you through the following steps e Setting up the project Using the Measurement Studio Application Wizard you will create a new project that references the Measurement Studio Analysis class library and Web Forms controls e Adding user interface controls to the project Using the Toolbox and the Properties window you will add and configure a button waveform graph legend gauge and numeric edit user interface control National Instruments Corporation 5 11 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio Generating plotting and analyzing the data Using NationalInstruments Analysis SignalGe
124. om downloads The NI 488 2 class library includes a set of classes for communicating with GPIB instruments controlling GPIB devices and acquiring GPIB status information Use this library to design code that communicates with and controls instruments on a GPIB interface Use the NI 488 2 class library to configure and communicate with GPIB devices using the Device and Board classes 0 Tip For more information about the NI 488 2 class library refer to the Using the Measurement Studio NI 488 2 NET Library topic in the NI Measurement Studio Help For more information about GPIB visit ni com gpib NI DAQmx The Measurement Studio NI DAQmx NET class library is in the NationaliInstruments DAQmx namespace This class library is included when you install the NI DAQmx driver The NI DAQmx driver is available at ni com downloads Use the NI DAQmx class library to communicate with and control NI data acquisition DAQ devices 3 Note Some DAQ devices are not currently supported by the NI DAQmx driver Refer to the NI DAQ Readme for a complete listing of supported hardware Measurement Studio User Manual 2 16 ni com Chapter 2 Measurement Studio NET Class Libraries Use the NI DAQmx class library to perform the following types of tasks e Analog signal measurement e Analog signal generation e Digital I O e Counting and timing e Pulse generation e Signal switching 0 Tip For more information about the NI DAQm x class library refer
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126. on with Windows Forms Controls and Analysis ceceeeeseessceceeseceeceseeeseeseesseeseeeeens 5 2 Walkthrough Creating a Measurement Studio Application with Web Forms Controls and Analysis ccecesescesceseceseeeseeeeseeseeeaeeseenseeaeenseeaes 5 11 Walkthrough Creating a Measurement Studio Application with Windows Forms Controls and Network Variable 0 cc eiee ee eeeeseeeeeereeneeeees 5 22 Walkthrough Creating a Measurement Studio Application with Web Forms Controls and Network Variable 0 0 cee eeeeseeseeeeeeeeesteneeeaes 5 31 Walkthrough Creating a Measurement Studio NI DAQmx Application 0 0 5 42 Walkthrough Creating a Measurement Studio Instrument I O Application 5 52 Appendix A Technical Support and Professional Services Glossary Index National Instruments Corporation vii Measurement Studio User Manual About This Manual The Measurement Studio User Manual introduces the concepts associated with the Measurement Studio class libraries and development tools This manual assumes that you have a general working knowledge of Microsoft Visual Studio and the NET Framework for NET application development or MFC for unmanaged C application development How To Use This Manual Measurement Studio 8 5 includes two Visual Studio support CDs one with support for Visual Studio NET 2003 Visual Studio 2005 and Visual Studio 2008 and one with support for Visual Studio 6 0 This
127. onSettin Tag E Design Name legendItem1 GenerateMember True Modifiers Private B Plot Signal True 5 19 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio Measurement Studio User Manual Select Plots 0 in the Source drop down list and enter Signal in the Text box Click OK Now that you have specified a legend item for the plot changes you make to the plot will be reflected on the legend Right click the graph and select Auto Format to display the Auto Format dialog box The Auto Format dialog box provides a set of pre configured control styles When you select a style and click OK the Auto Format feature configures the appropriate control properties to reflect the style you chose Select Points Only Click OK Notice that the legend changed automatically to match the formatting of the graph Sy Auto Format 10 Anti aliased plot Black and white Default Double Y axis Drop fill to 0 Drop lines to 0 Fill to 0 Hidden axes Histogram LabVIEW default Logarithmic and Y axes Logarithmic gt axis Strip chart Y step Description Configures the graph with settings that are ideal for plotting scatter data Cancel Right click the gauge and select Auto Format to display the Auto Format dialog box Select Dark and click OK On the gauge smart tag set the Range property for the gauge with the drop down Range type editor Type 0 2 for the minimum value and type 0 2 for
128. or Visual Studio 2008 5 22 ni com Chapter 5 Getting Started with Measurement Studio Writing an array of data to the server 1 Select Start All Programs Microsoft Visual Studio 2005 Microsoft Visual Studio 2005 or Start All Programs Microsoft Visual Studio 2008 Microsoft Visual Studio 2008 2 Select File New Project The New Project dialog box launches New Project Project types Templates Visual C isual Studio installed templates Windows E E Smart Device P Windows Application Sn Windows Application Database G2 Class Library gi Windows Control Library Starter Kits e Console Application El Crystal Reports Application Measurement Studio UgiDevice Application ASP NET Web Application Web 9 ASP NET Web Service Application Other Languages 4 Other Project Types My Templates Ep Search Online Templates A project for creating a command line application Name NetworkVariablewriter E Solution Name NetworkVariableWriter Create directory for solution 3 Inthe Project Types pane select Visual C or Visual Basic depending on which language you want to create the project in 4 Inthe Templates pane select Console Application Specify NetworkVariableWriter for Name and specify a Location of your choice Click OK 6 Select Measurement Studio Add Remove NET Class Libraries The Measurement Studio Add Remove Class Libraries Wizard launches You use this
129. ore information about easily using the numeric edit control refer to the Using the Measurement Studio Numeric Edit Visual C Control section in the NI Measurement Studio Help Slide Control Use the Measurement Studio ActiveX slide control as shown in Figure 3 6 to display numerical data CNiSlide is the class that provides the Visual C interface to the ActiveX slide control Figure 3 6 ActiveX Slide Control With the slide control and the classes that interface with the control you can perform the following operations Use different display styles vertical horizontal tank and thermometer Use the CNiAxis class to interface to a single axis of a slide control This ability allows you to modify the appearance and behavior of the axis Use multiple control pointers each one representing one scalar value Automatically label axes with log or inverted numeric scales and continuous or discrete values Customize the slide by using ticks labels and value pairs Bind properties to a DataSocket source or target You use binding to read property values from a source and write property values to a target Tip For more information about easily using the slide control refer to the Using the p Measurement Studio Slide Visual C Control section in the NI Measurement Studio Help National Instruments Corporation 3 23 Measurement Studio User Manual Chapter 3 Utility Use the Measurement Studio Uti
130. ormity documentation example code tutorials and application notes instrument drivers discussion forums and a measurement glossary Select Measurement Studio Online Resources Search Technical Support to access this menu item 4 3 Measurement Studio User Manual Chapter 4 Measurement Studio Integrated Tools and Features 0 Tip For morei e Measurement Studio Online Resources NI Developer Zone NI Developer Zone zone ni com provides access to online example programs tutorials technical news and a Measurement Studio Discussion Forum where you can participate in discussion forums for Visual Basic 6 0 Visual C and NET Languages Select Measurement Studio Online Resources NI Developer Zone to access this menu item e Patents Use the Patents dialog box to view information about NI patents e Licenses Use the Licenses dialog box to view information about NI licenses About Measurement Studio Use the Measurement Studio About box to view version information e Preferences Use the Measurement Studio Preferences dialog box to configure Measurement Studio settings such as conversion options and add in preferences Select Tools Options to access this menu item nformation about the resources included in the Measurement Studio Menu refer to the Measurement Studio Menu topic in the NI Measurement Studio Help Creating a Measurement Studio Project Measurement Studio User Manual Measurement Studio includes
131. plication RENI VISA Windows Application AON Class Library gn VISA Class Library My Templates search Online Templates 4 project for creating a Measurement Studio C DAQmx application Name MyDAQmxProject Location C Documents and Settings Administrator My Documents Visual Studio 2005 Projects Solution Name MyDAQmxProject Create directory for solution Measurement Studio User Manual 5 44 ni com Chapter 5 Getting Started with Measurement Studio 5 Inthe Add DAQ Component dialog box you can choose to create a new project task create anew MAX task create a reference toa MAX task copy a MAX task to a project task or copy an existing mxb For this walkthrough select Create a new project task and click Finish Add DAQ Component Add DAQ Component Add a DAQ component to your project Create a new project task Create a new task that will be added to your project Create a new MAX task Create a new global task that will be stored by Measurement and Automation Explorer MAX Create a reference to a MAX task fi Read DBool Select the name of a global task that is stored in Measurement and Automation Explorer MA to reference from your project Copy a MAX task to a project task Es Read1DBool lt i Select the name of a global task that is stored in Measurement and Automation Explorer MAX to copy to your project Copy an existing
132. pplicationSettin Tag E Design Name Plot GenerateMember True Modifiers Private Fill Lines To Base BasePlot CL none BasexValue 0 BaseYYalue 0 FillBase B value FillMode Gd None FillToBaseColor ij Firebrick ee v AA Note You can also access the WaveformPlot Collection Editor dialog box by clicking the waveform graph smart tag To access the smart tag left click on the control to select it and then left click on the arrow button in the upper right corner of the control 9 Type Plot for the Name Click OK 10 Before you add the Measurement Studio legend numeric edit and gauge controls you need to resize the form to accommodate them Select the form and use the double sided arrow to resize it 11 Select the Legend control and drag and drop it onto the form 12 Select the NumericEdit control and drag and drop it onto the form 13 Select the Gauge control and drag and drop it onto the form 14 Click the gauge smart tag to display the Gauge Tasks Measurement Studio User Manual 5 6 ni com Chapter 5 Getting Started with Measurement Studio i LU Gauge Tasks 4 6 i p TENE 7 Appearance i 2 g Dial Color White v Gauge Style SunkenWithThickNeedle v aA Pointer Color W black v Spindle Color Gainsboro v Scale Arc A 240 300 v value 0 Behavior Coercion Mode None v Coercion Interval 1 Interaction Mode Indicator v Range 0 10 v Edit Range Fills Edit Custom Divisions Aut
133. r 5 Getting Started with Measurement Studio 7 Select the Button control and drag and drop it into the lower right table cell 8 Right click the button and select Properties to display the Properties window You configure the properties of the control in the Properties window 9 Scroll to the Text property in the Properties window Type Start for the button text 10 Expand the Measurement Studio group on the Toolbox Standard Data alidation i Navigation Login WebParts HTML Crystal Reports Measurement Studio Pointer WE WaveformGraph ScatterGraph DigitalWaveformGraph E ComplexGraph EJ Legend D Gauge Lt Knob SS Meter f Slide Tank Thermometer 00 NumericEdit amp Switch Led AutoRefresh EN NetworkvariableDataSource 11 Select the WaveformGraph control and drag and drop it into the top table cell 12 On the waveform graph smart tag type graph for the name of the waveform graph ID Tip To access the smart tag left click on a control to select it and then left click on the arrow button in the upper right corner of the control Measurement Studio User Manual 5 16 ni com Chapter 5 Getting Started with Measurement Studio 13 Select the Legend control and drag and drop it into the bottom left table cell 14 Select the NumericEdit control and drag and drop it into the bottom center table cell 15 On the numeric edit smart
134. r Manual l 4 Microsoft Word Interface 3 16 NI 488 2 3 17 NI DAQmx 3 17 NI Reports 3 18 NI VISA 3 18 overview 3 1 User Interface 3 19 Utility 3 24 W walkthrough Creating a Measurement Studio Application with Webs Forms Controls and Analysis in Visual Studio 2005 5 11 Creating a Measurement Studio Application with Webs Forms Controls and Network Variable in Visual Studio 2005 5 31 Creating a Measurement Studio Application with Windows Forms Controls and Analysis 5 2 Creating a Measurement Studio Application with Windows Forms Controls and Network Variable 5 22 Creating a Measurement Studio Instrument I O Application 5 52 Creating a Measurement Studio NI DAQmx Application 5 42 waveform graph control 2 20 2 38 Web Forms user interface controls 2 37 Web resources A 1 Windows Forms array controls 2 33 LED array control 2 33 switch array control 2 33 Windows Forms user interface controls 2 18 ni com
135. r a data point Create custom point and line styles for plots Specify anti aliased plots for plot lines Calculate and display error bands Axis Operations National Instruments Corporation Configure a graph to include multiple axes or independent ranges so that plot data fits the graph plot area Configure the axis modes to fixed autoscaling including autoscaling based on the visible data only strip chart or scope chart Use logarithmic axes with configurable bases Interactively change the range of an axis and invert the axis at run time by clicking on the axis end labels Display origin lines Display captions on the axis Display grid lines Position the axis to display on one or both sides of the graph s plot area Configure major minor and custom divisions and origin lines 2 21 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Cursor Operations Use cursors to identify key points in plots and the plot area Configure cursor snap modes to be fixed floating nearest point or to plot Use cursor labels to display X and Y data coordinates in a customized format that the cursor crosshair points to and customize the text font and colors of the label Create custom point and line styles for cursors Interactively move the cursor by clicking and dragging the vertical or horizontal crosshair or the center of the cursor Programmatically move the cursor to previous
136. r characters that you enter from the keyboard sections of code programming examples and syntax examples This font also is used for the proper names of disk drives paths directories programs device names filenames and extensions and code excerpts Measurement Studio User Manual X ni com Introduction to Measurement Studio Measurement Studio is an integrated suite of tools and class libraries that are designed for developers using Microsoft Visual Basic NET Visual C ASP NET and Visual C to develop measurement and automation applications Measurement Studio dramatically reduces application development time through object oriented measurement hardware interfaces advanced analysis libraries scientific user interface controls for Windows and Web applications measurement data networking wizards interactive code designers and highly extensible NET and Visual C classes You can use Measurement Studio to develop a complete measurement and automation application that includes data acquisition analysis and presentation functionalities Measurement Studio 8 5 Professional and Enterprise packages include two Visual Studio support CDs one CD with support for Visual Studio NET 2003 Visual Studio 2005 and Visual Studio 2008 and one CD with support for Visual Studio 6 0 The Measurement Studio 8 5 Standard package includes one CD with support for Visual Studio NET 2003 Visual Studio 2005 and Visual Studio 2008 Visual Stud
137. returns control to the program prior to the completion or termination of the operation Measurement Studio User Manual Glossary button C channel chart client callback CodeBuilder A control used to input or display Boolean information or to initiate an action in a program 1 Physical a terminal or pin at which you can measure or generate an analog or digital signal A single physical channel can include more than one terminal as in the case of a differential analog input channel or a digital port of eight lines The name used for a counter physical channel is an exception because that physical channel name is not the name of the terminal where the counter measures or generates the digital signal 2 Virtual a collection of property settings that can include a name a physical channel input terminal connections the type of measurement or generation and scaling information You can define NI DAQm x virtual channels outside a task global or inside a task local Configuring virtual channels is optional in Traditional NI DAQ and earlier versions but is integral to every measurement you take in NI DAQmx In Traditional NI DAQ you configure virtual channels in MAX In NI DAQmx you can configure virtual channels in either MAX or in a program and you can configure channels as part of a task or separately 3 Switch a switch channel represents any connection point on a switch It may be made up of one or more signal
138. rol 2 27 2 44 Measurement amp Automation Explorer MAX 4 2 Measurement Studio developing with 4 1 home page 4 3 Menu 4 1 overview 1 1 package comparison chart 1 7 Preferences 4 4 resources 1 9 meter control 2 28 2 45 Microsoft Excel Interface Visual C class library 3 16 Microsoft Word Interface Visual C class library 3 16 National Instruments support and services A 1 NET class libraries Analysis 2 2 ni com Common 2 13 NI 488 2 2 16 NI DAQmx 2 16 NI SCOPE 2 17 NI VISA 2 17 overview 2 1 User Interface 2 18 2 37 deployment requirements 1 3 Network Variable NET class library 2 14 NI DAQ Assistant 4 6 NI Developer Zone 4 4 NI Discussion Forums 4 3 NI Instrument Driver Network 4 3 NI Spy 4 2 NI support and services A 1 NI 488 2 NET class library 2 16 Visual C class library 3 17 NI DAQmx creating a DAQ application 4 6 NET class library 2 16 Visual C class library 3 17 NI Reports Visual C class library 3 18 NI SCOPE NET class library 2 17 NI VISA NET class library 2 17 Visual C class library 3 18 numeric controls 2 27 2 44 numeric edit NET control 2 29 2 47 Visual C control 3 22 0 overview Measurement Studio 1 1 NET class libraries 2 1 Visual C class libraries 3 1 National Instruments Corporation l 3 Index P Parameter Assistant 4 11 programming examples NI resources A 1 project conversion wizard 4 2 project templ
139. rom files Use the classes in the DataSocket Visual C class library to perform the following operations National Instruments Corporation Read and write data between different data sources and targets Use a single simple API to communicate with several types of servers including DataSocket Servers dstp Web servers http file 3 15 Measurement Studio User Manual Chapter 3 Q transfer protocol servers ftp file systems file and OLE for Process Control opc servers e Specify data sources and targets using a URL the same way you access Web pages in a Web browser e Use DataSocket Transfer Protocol DSTP to exchange different types of data e Interactively browse to quickly locate and select data items on other computers and servers Tip For more information about using DataSocket refer to the DataSocket Visual C Class Library Overview topic in the NI Measurement Studio Help Microsoft Excel Interface ag Use the Measurement Studio Excel Visual C class library to automatically create Excel spreadsheets and charts from within measurement and automation applications Use the Microsoft Excel Interface class library to perform offline processing of the measurement and automation data you acquire and analyze using other Measurement Studio Visual C classes This class library is included only in the Measurement Studio Enterprise package Tip For more information about using the Measurement
140. rosoft technologies for reusable software components Formerly called OLE Reusable software component that adds functionality to any ActiveX control container through exposed properties methods and events The Measurement Studio data acquisition user interface and analysis controls are examples of ActiveX controls Development environment that fully supports ActiveX controls and integrates them into its own environment using COM An ActiveX control container enables you to specify how ActiveX controls interact with the environment through environment properties Visual Basic is an example of an ActiveX control container Reading or writing data in continuously variable physical quantities such as voltage or current Adding text arrows or shapes to describe or highlight a point or region on a graph C programming language defined by the American National Standards Institute Application Programming Interface A specification of software functions and their input and return parameters An array of Measurement Studio user interface controls that behave as a single unit A collection of one or more files that are versioned and deployed as a unit An assembly is the primary building block of a NET Framework application All managed types and resources are contained within an assembly and are marked either as accessible only within the assembly or as accessible from code in other assemblies Function that begins an operation and
141. rovide a way by which end users can edit numeric values Typically you use a numeric edit control to input or display double numerical data instead of using a Windows Forms TextBox or NumericUpDown control 5 000 kHz Figure 2 6 Numeric Edit Windows Forms Control National Instruments Corporation 2 29 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries With the numeric edit control and the classes that interface with the control you can perform the following operations Use up and down buttons for easy incrementing and decrementing Perform range checking Set the minimum range value to negative infinity and the maximum range value to positive infinity Create custom formats or use built in numeric formats including generic engineering and simple double You can use these numeric formats with other Measurement Studio user interface controls such as the waveform graph and numeric pointer controls Connect to a Measurement Studio numeric control so that if you change the value of one control it changes the value of the other control Set the coercion mode property to discrete or continuous values This property configures the control to allow entry or display of either a discrete set of values or any value Set the interaction mode to keyboard and mouse keyboard only mouse only or none Tip For more information about using the Windows Forms numeric edit control refer to the N
142. rporation G 9 Measurement Studio User Manual Glossary R range S scalar scale scatter graph scope serial slide slider smart tag switch synchronous tank task Measurement Studio User Manual Region between the limits within which a quantity is measured received or transmitted The range is expressed by stating the lower and upper range values Number that a point on a scale can represent The number is a single value as opposed to an array Part of graph chart and some numeric controls and indicators that contains a series of marks or points at known intervals to denote units of measure A control that displays two dimensional data on a Windows Forms or Web Forms user interface displays a graph of X and Y data pairs See oscilloscope Standard serial bus on a computer used to communicate with instruments Also known as RS 232 A control used to input or display numerical data Moveable part of a slide control A glyph attached to a Measurement Studio control or component that exposes commonly performed tasks A control used to receive and control Boolean input in an application user interface Property or operation that begins and returns control to the program only when the operation is complete A control used to input or display numerical data NI DAQmx a set of channels and the channel configurations timing and triggering and other details that define a measurement or g
143. rray Writing array Writing array Writing array Writing array Writing array Writing array Writing array Writing array Writing Writing Writing Writing Writing array 10 Minimize the console application but keep the application running National Instruments Corporation 5 35 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio Setting up a Web Forms project 1 Select Start All Programs Microsoft Visual Studio 2005 Microsoft Visual Studio 2005 or Start All Programs Microsoft Visual Studio 2008 Microsoft Visual Studio 2008 2 Select File New Web Site The New Web Site dialog box launches New Web Site Templates isual Studio installed templates ASP NET Web Site PNT ASP NET Web Site pele Web Service Personal Web Site Starter Kit Empty Web Site ASP NET Crystal Reports Web Site My Templates E Search Online Templates A Measurement Studio ASP NET web site Location File System x C Documents and Settings MyMeasurementStudiowebSite v Browse Language Visual CH amp 3 Inthe Templates pane select NI ASP NET Web Site Select File System for Location and specify a file path of your choice 4 Use the drop down box to select Visual C or Visual Basic depending on which language you want to create the project in 5 Click OK The Measurement Studio ASP NET Web Site Wizard launches Measurement Studio User Manual 5
144. s e Connect to a Measurement Studio numeric control so that if you change the value of one control it changes the value of the other control e Set the coercion mode property to discrete or continuous values This property configures the control to allow entry or display of either a discrete set of values or any value e Validate and format data without posting back to the Web server 0 Tip For more information about using the Web Forms numeric edit control refer to the NumericEdit Class section in the NI Measurement Studio Help National Instruments Corporation 2 47 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Switch and LED Controls Use the Measurement Studio switch and LED controls as Boolean controls in an ASP NET Web application You typically use a switch control to receive and control Boolean input in an ASP NET Web application You typically use an LED control to indicate a Boolean value on an ASP NET Web application The switch and LED controls are shown in Figure 2 19 F Switch and LED Controls 2 fE X File Edit View Favorites Tool ay gt AAD i F Figure 2 19 Switch Web Forms Control in Vertical Toggle 3D Style and LED Web Forms Control in Square 3D Style With the switch and LED controls and the classes that interface with the controls you can perform the following operations e Receive notification before or after the state of the control chang
145. s user interface Use the waveform graph to display two dimensional linear data You explicitly specify each value in one dimension and provide an initial value and interval to implicitly specify the values in the other dimension Use the scatter graph to display two dimensional linear or nonlinear data you explicitly specify each value in both dimensions Waveform and Scatter Graph controls Figure 2 1 Waveform Graph Windows Forms Control with Cursors and Scatter Graph Windows Forms Control with XY Point Annotation Both Graphs Have Corresponding Legends Measurement Studio User Manual 2 20 ni com Chapter 2 Measurement Studio NET Class Libraries With the waveform graph and scatter graph controls and the classes that interface with the controls you can perform the following operations Plot Operations Plot and chart arrays of double precision floating point values analog waveforms and complex waveforms Configure a graph to contain multiple plots to show separate but related data on the same graph Draw lines or fills from a plot to an X value Y value or another plot Specify plots in the scatter graph control as X and Y data Specify plots in the waveform graph control as X or Y data and optionally with date and time scaling Use the extensible plot and plot area drawing capabilities and events to customize the graph appearance Use plot data tooltips to display X and Y coordinates when a user hovers the mouse ove
146. s Windows Forms Web Forms Numeric edit Y Y Switch Y Y LED Y Y Property editor Y Array controls Vv AutoRefresh control Y InstrumentControlStrip Vv control Windows Forms Controls The Windows Forms NET class library is in the NationalInstruments UI WindowsForms namespace The Windows Forms class library encapsulates the following Measurement Studio user interface controls National Instruments Corporation Waveform graph Scatter graph Digital waveform graph Complex graph Legend Knob Gauge Meter Slide Thermometer Tank Numeric edit Switch LED Property editor Array controls 2 19 Measurement Studio User Manual Chapter 2 Q Ss Measurement Studio NET Class Libraries Use this class library to add measurement specific user interface controls to your application You can configure the controls programmatically at design time through the Properties window in the Windows Forms Designer or at run time with the property editor control The following sections describe each of the Measurement Studio Windows Forms user interface controls Tip For more information about using the NET user interface controls refer to the Using the Measurement Studio Windows Forms NET Controls section in the NI Measurement Waveform Graph and Scatter Graph Controls Use the Measurement Studio waveform graph and scatter graph controls as shown in Figure 2 1 to display two dimensional data on a Windows Form
147. s modes for manual scaling or autoscaling Additional Operations e Configure cursor snap modes to be fixed floating nearest point and to plot e Pan and zoom interactively e Configure the graph for fixed strip or scope charting e Customize the graph by using ticks labels and value pairs e Bind properties to a DataSocket source or target You use binding to read property values from a source and write property values to a target Tip For more information about easily using the graph control refer to the Using the Measurement Studio Graph Visual C Control section in the NI Measurement Studio Help Knob Control Use the Measurement Studio ActiveX knob control as shown in Figure 3 4 to display numerical information The CNiknob class provides the Visual C interface to the ActiveX knob control Knob Control with Knob Dial and Meter Styles Figure 3 4 ActiveX Knob Control with Knob Dial and Meter Styles National Instruments Corporation 3 21 Measurement Studio User Manual Chapter 3 With the knob control and the classes that interface with the control you can perform the following operations e Use different display styles knobs dials and meters e Use multiple control pointers each representing one scalar value A control pointer indicates the current value of the knob e Use the CNiAxis class to interface to a single axis of a knob control This feature allows you to modify the appear
148. sine Window Hamming Window Hanning Window Kaiser Bessel Window Scaled Time Domain Windows Symmetric Time Domain Windows VEST SENSES ES ESSENSE SYESTS KIRIS IRS IR IRI R SENSES ARS Triangle Window Y S Filters Bessel Y Butterworth Cascade Chebyshev Elliptic KISIS S Equiripple FIR s FIR Windowed KIRSI SIS SIAI SIS National Instruments Corporation 2 5 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Table 2 1 Analysis NET Library Measurement Types included in the Professional and Enterprise Packages Continued Analysis NET Library Professional Package Enterprise Package IIR Cascade Vv Vv IIR Vv Inverse Chebyshev Y Kaiser Y KISIS Signal Processing Autocorrelation Y Convolution Cross Power Cross Correlation Decimate Deconvolution Derivative x t Discrete Cosine Transform Discrete Sine Transform Fast Hilbert Transform Fast Hartley Transform Integral x t Inverse Real and Complex Fast Fourier Transform FFT SENSES ISIS ISIRIR ISISI KIRIS ISIS SAIA SISI SIASA S Inverse Fast Hilbert Transform Inverse Fast Hartley Transform Peak Detection Power Spectrum Pulse Parameters Real and Complex FFT KIRSIKAN AIS a
149. specify a Location you wish to save to project by clicking Browse and navigating to a directory of your choice 5 Click OK The Measurement Studio Application Wizard launches National Instruments Corporation 5 27 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio 6 Select Network Variable Communication Library and Windows Forms User Interface Control Library Measurement Studio Visual C Windows Application Wizard Measurement Studio Class Libraries Select the class libraries you want to include in the project C Enterprise Analysis Library C DataSocket Communication Library Network ariable Communication Library Windows Forms User Interface Control Library 0 Tip If you are working with an existing project you can access the Add Remove Class Libraries dialog box by selecting Measurement Studio Add Remove Class Libraries Wizard 7 Click Finish to display Form1 in the Windows Forms Designer Measurement Studio User Manual 5 28 ni com Chapter 5 Getting Started with Measurement Studio Configuring the network variable data source control 1 Select View Toolbox to display the Toolbox The toolbox contains components and controls that you can add to your project 2 Expand the Measurement Studio group on the Toolbox 3 Select the Network VariableDataSource control in the toolbox and drag and drop it on the form The Network VariableDataSource control is a data source
150. surement Studio 8 0 1 or later Professional or Enterprise package for Visual Studio 2005 or Measurement Studio 8 5 or later Professional or Enterprise package for Visual Studio 2008 Writing an array of data to the server 1 Select Start All Programs Microsoft Visual Studio 2005 Microsoft Visual Studio 2005 or Start All Programs Microsoft Visual Studio 2008 Microsoft Visual Studio 2008 2 Select File New Project The New Project dialog launches New Project Project types Templates E Visual C isual Studio installed templates Windows E Smart Device EA Windows Application i DAQ Windows Application Database RENI Windows Application RENI VISA Windows Application Starter Kits G2 Class Library g Windows Control Library Measurement Studio Console Application alcrystal Reports Application Other Languages Ei Device Application Other Project Types My Templates clSearch Online Templates A project For creating a command line application Name NetworkVariableWriter Location C Documents and Settings Administrator My Documents Visual Studio 2005 Projects v Solution Name NetworkVariableWriter Create directory for solution Measurement Studio User Manual 5 32 ni com Chapter 5 Getting Started with Measurement Studio 3 Inthe Project Types pane select Visual C or Visual Basic depending on which language you want to create the project in 4 Inthe Templates pane s
151. surement specific user interface controls to your Web application You can configure the controls programmatically at design time or through the Properties window in the Web Forms Designer The following sections describe each of the Measurement Studio Web Forms user interface controls National Instruments Corporation 2 37 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Waveform Graph and Scatter Graph Controls Use the Measurement Studio waveform graph and scatter graph controls as shown in Figure 2 13 to display two dimensional data on a Web based user interface Use the waveform graph to display two dimensional linear data You explicitly specify each value in one dimension and provide an initial value and interval to implicitly specify the values in the other dimension Use the scatter graph to display two dimensional linear or nonlinear data you explicitly specify each value in both dimensions Measurement Studio Waveform Graph Scatter Graph and Legend Web Forms Controls DER File Edit View Favorites Tools Help ay x a A p Search 5 Favorites 4 BB eon Figure 2 13 Waveform Graph and Scatter Graph Web Forms Controls Both Graphs Have Corresponding Legends With the waveform graph and scatter graph controls and the classes that interface with the controls you can perform the following operations Plot Operations e Plot and chart arrays of double precision floating point va
152. t and display numeric data on your user interface i Knob Gauge and Meter Controls Figure 2 4 Knob Gauge and Meter Windows Forms Controls With the knob gauge and meter controls and the classes that interface with the controls you can perform the following operations e Specify the start and sweep angle of the arc programmatically or from the Properties window e Use automatic division spacing custom divisions and invert the scale Measurement Studio User Manual 2 28 ni com Chapter 2 Measurement Studio NET Class Libraries Use the Measurement Studio slide tank and thermometer controls as shown in Figure 2 5 to input and display numeric data on your interface Slide Tank and Thermometer Controls DEA Figure 2 5 NET Slide Tank and Thermometer Controls With the slide tank and thermometer controls and the classes that interface with them you can perform the following operations e Fill to the minimum or maximum value of the scale e Position the scale horizontally with left right or both and position the scale vertically with top bottom or both Q Tip For more information about using the Windows Forms knob gauge meter slide tank or thermometer controls refer to the Knob Gauge Meter Slide Tank or Thermometer Class sections in the NI Measurement Studio Help Numeric Edit Control Use the Measurement Studio numeric edit control as shown in Figure 2 6 to display numeric values and to p
153. t topic in the NI Measurement Studio Help Creating NI DAQmx User Code in Visual C 3 Note Measurement Studio 8 5 support for Visual Studio 2008 does not include support for Visual C You can create NI DAQmx user code in Visual C The DAQmx User Code wizard wraps the configured DAQmx task class in a user friendly class and creates a dialog that provides an example of using the new class You can use the user code in two different ways You can call the DoModal function on the new dialog class or you can use the user friendly wrapper class directly in your code by calling the class programmatically To use the user code directly create an instance of the DAQmx user code class and call the appropriate function in your source code You can create an instance of the user code directly in source code just as you create an instance of any class directly in source code Declare a variable of the appropriate type and use it directly The h file for the user friendly wrapper for the DAQmx task class contains additional information on using the user code Tip For more information on how to create user code refer to the Using a DAQmx Task Class in a Project topic in the NI Measurement Studio Help Creating an Instrument Control Application To create a Measurement Studio instrument control application use the Instrument I O Assistant The Instrument I O Assistant as shown in Figure 4 5 integrates into Visual Studio as a code desig
154. tag type numericedit for the name of the numeric edit ID 16 Select the Gauge control and drag and drop it into the top table cell to the right of the waveform graph Resize controls and table cells as necessary 17 On the gauge smart tag type gauge for the name of the gauge ID i3 1 Gauge Tasks im 6 E gauge Appearance L2 g Dial Color White v Gauge Style SunkenWithThickNeedle w so Pointer Color W black v Spindle Color Gainsboro v Scale Arc 240 300 v Value 0 Behavior Coercion Mode None v Coercion Interval 1 Interaction Mode Indicator v Range 0 10 v Edit Range Fills Edit Custom Divisions Auto Format National Instruments Corporation 5 17 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio The following screenshot shows Default aspx with the user controls Default aspx xX 10 C Item 0 fo Generating plotting and analyzing the data 1 Double click the button control to display the Default aspx cs code with the cursor inside the click event handler of the button control 2 Add the following code to generate random data plot the data calculate the mean of the data and display the mean on the gauge VB NET Declare and initialize an instance of WhiteNoiseSignal Dim whiteNoise As New WhiteNoiseSignal Store the generated data in a double array named data Dim data As Double whiteNois
155. the All Windows Forms group on the Toolbox Select the Button control and drag and drop it onto the form Select the TextBox control and drag and drop it onto the form Repeat this step to add a second text box to the form The following screenshot shows the controls on the form 6 Double click the Button control to display the Form1 code with the National Instruments Corporation cursor inside the click event handler of the button control 5 57 Measurement Studio User Manual Chapter 5 VB NET Getting Started with Measurement Studio 7 Add the following code to display the vendor and model name of your instrument in the text boxes Declare an instance of VisaTask Dim myTask As New VisaTask Dim results As VisaTaskResults Display the data in the text boxes results myTask Run textBox1l Text results Vendor textBox2 Text results Device C Declare an instance of VisaTask VisaTask myTask new VisaTask Display the data in the text boxes VisaTaskResults results myTask Run textBox1l Text results Vendor textBox2 Text results Device 3 Note Your sample code will be different depending on the instrument actually used 8 Build and run the application 9 Click the Button on the form to run the task The following screenshot shows the controls on the form with sample returned data Form1 National Instruments GPIB and Serial Device Not
156. the maximum value On the numeric edit smart tag select Indicator for the InteractionMode property of the numeric edit control On the numeric edit smart tag select Format Mode and in the Numeric Format Mode Editor dialog box change the Precision to 4 to show four decimal places of precision Click OK 5 20 ni com Chapter 5 Getting Started with Measurement Studio 11 Select File Save Default aspx to save your application 12 Select Debug Start Without Debugging to run the application 13 After your program builds click Start Notice the graph shows the data plot and the gauge and the numeric edit display the mean of the data The following screenshot shows Default aspx in its final form F Measurement Studio Web Forms Controls and Analysis Walkthrough DER File Edit view Favorites Tools Help Q ax amp a Ay r Search Se Favorites Ea l 200 260 National Instruments Corporation 5 21 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio Walkthrough Creating a Measurement Studio Application with Windows Forms Controls and Network Variable 3 Note To complete this walkthrough you must have either the Measurement Studio Professional or Measurement Studio Enterprise package installed for Visual Studio 2005 or later This walkthrough will not work with the Measurement Studio Standard package Measurement Studio User Manual Measurement Studio includes user interface
157. tion 2 33 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Make the control background transparent Configure the LED controls to blink while they are on or off and configure the rate at which the LED controls blink Configure the layout of the control to be horizontal or vertical Bind the value of the control to a data source Mark an array of Boolean controls so that only one can be true at a time 0 Tip For more information about using the switch and LED array controls refer to the Using the Measurement Studio Control Array NET Controls topic in the NI Measurement Studio Help Numeric Edit Array Control Use the Measurement Studio numeric edit array control as shown in Figure 2 11 to control and visualize values of an array of double values With the numeric edit array control and the classes that interface with the control you can perform the following operations Measurement Studio User Manual 2e 000 2e 000 2e 000 lt gt lt gt x gt Figure 2 11 Numeric Edit Array control Set values by passing an array of data Modify the number of controls displayed based on the length of the array of values you specify Use up and down buttons for easy incrementing and decrementing Perform range checking Set the minimum range value to negative infinity and the maximum range value to positive infinity Create custom formats or use built in numeric formats including generi
158. tionality similar to System Web UI WebControls ObjectDataSource and System Web UI WebControls SqlDataSource inthe NET Framework The Network VariableDataSource control encapsulates Network Variable functionality In the Network VariableDataSource smart tag select Edit Bindings to launch the Network VariableBinding Collection Editor dialog box F Network ariableDataSource NetworkVariableDataSource1 Network ariableDataSource Tasks ID NetworkVariableDataSource1 Connection cache expiration 90 20 00 v Connection timeout 00 00 10 v Edit Bindings Measurement Studio User Manual 5 38 ni com Chapter 5 Getting Started with Measurement Studio Select Add You add a binding to create a connection with the underlying network variable and you use the Network VariableBinding Collection Editor to configure the binding properties Select Object for the BindingType You select Object because this walkthrough binds to NationalInstruments UI WebForms WaveformGraph BindingData Enter 0 as the DefaultRead Value NetworkVariableBinding Collection Editor Members Binding properties a E Behavior BindingMode Read BindingType Object ConnectionTimeout 00 00 10 DefaultReadyalue 0 Location localhost System double Name Binding1 WriteTimeout 00 00 10 National Instruments Corporation Browse to the localhost System double location in the Select Network Item dialog box Select Network
159. to appear as a push button LED or switch e Bind properties to a DataSocket source or target You use binding to read property values from a source and write property values to a target National Instruments Corporation 3 19 Measurement Studio User Manual Chapter 3 Q Tip For more information about using the button control refer to the Using the Measurement Studio Button Visual C Control section in the NJ Measurement Studio Help Graph Control Use the Measurement Studio ActiveX graph control as shown in Figure 3 3 to plot and chart two dimensional data The CNiGraph class provides the Visual C interface to the ActiveX graph control 10 8 Figure 3 3 ActiveX Graph Control With the graph control and the classes that interface with the control you can perform the following operations Plot Operations Measurement Studio User Manual Plot and chart data Configure a graph to contain multiple plots to show separate but related data on the same graph Configure a graph to include multiple Y axes so that plot data fits the graph plot area Use cursors and annotations to identify key points in plots and the plot area 3 20 ni com Chapter Axis Operations e Use the CNiAxis class to interface to a single axis of a graph control This feature allows you to modify the appearance and behavior of the axis e Automatically label axes with log or inverted numeric scales e Configure the axi
160. to create NET entry points to the C DLL functions you need to call from your application Use the Add New Item wizard to select the NET Instrument Driver Wizard The Measurement Studio NET Instrument Driver wizard as shown in Figure 4 7 generates a NET wrapper class for calling into IVI VXI plug amp play and legacy instrument drivers based on the instrument driver function panel header file and an optional sub file for IVI drivers The wizard can generate both Visual C and Visual Basic NET source code After completing the wizard a new instrument driver wrapper class is added to your project and opened in the source code editor Add New Item MeasurementStudioProject Categories Templates amp Visual C Items isual Studio installed templates Code Data 2NI DAQ Component General 6 Instrument Driver web 0 NI Visa Task Windows Forms E About Box WPF H Application Configuration File Reporting Application Manifest File Workflow G Assembly Information File 9 Bitmap File Class S Class Dianram 4 wrapper class for an instrument driver Name InstrumentDriver1 cs Figure 4 7 Launching the Measurement Studio NET Instrument Driver Wizard from the Add New Item Wizard 0 Tip For information about the NET instrument driver wizard refer to the Using Instrument Drivers in Measurement Studio Applications section in the NI Measurement Studio Help Measurement Studio User M
161. to the clipboard or a file 0 Tip For more information about using the digital waveform graph control refer to the Using the Measurement Studio Windows Forms Digital Waveform Graph NET Control section in the NJ Measurement Studio Help Measurement Studio User Manual 2 24 ni com Chapter 2 Measurement Studio NET Class Libraries Complex Graph Control Use the Measurement Studio complex graph control as shown in Figure 2 3 to display ComplexDoub1e data on a Windows Forms user interface A ComplexDoub1e consists of a real part and an imaginary part You can use a waveform graph to plot complex waveform data E Complex Graph control Figure 2 3 Complex Graph Windows Forms Control With the complex graph control and the classes that interface with the control you can perform the following operations Plot Operations National Instruments Corporation Plot and chart ComplexDouble data Configure a graph to contain multiple plots to show separate but related data on the same graph Draw lines or fills from a plot to an X value Y value or another plot Use the extensible plot and plot area drawing capabilities and events to customize the graph appearance Configure the plot to display arrows The arrows indicate the direction of the complex data Create custom point and line styles for plots Specify anti aliased plots for plot lines Calculate and display error bands Display tooltips 2 25 Measurement St
162. ts reserved Important Information Warranty The media on which you receive National Instruments software are warranted not to fail to execute programming instructions due to defects in materials and workmanship for a period of 90 days from date of shipment as evidenced by receipts or other documentation National Instruments will at its option repair or replace software media that do not execute programming instructions if National Instruments receives notice of such defects during the warranty period National Instruments does not warrant that the operation of the software shall be uninterrupted or error free A Return Material Authorization RMA number must be obtained from the factory and clearly marked on the outside of the package before any equipment will be accepted for warranty work National Instruments will pay the shipping costs of returning to the owner parts which are covered by warranty National Instruments believes that the information in this document is accurate The document has been carefully reviewed for technical accuracy In the event that technical or typographical errors exist National Instruments reserves the right to make changes to subsequent editions of this document without prior notice to holders of this edition The reader should consult National Instruments if errors are suspected In no event shall National Instruments be liable for any damages arising out of or related to this document or the information cont
163. tudio NET Class Libraries Instrument Control Strip Control Cel Instrument Control Strip Control Seg i Scale Arc 240 300 eal Drag the sweep or start angle lines to change the arc 270 Start angle b40 0 A JE Sweep angle 300 0 E Invert Cancel Figure 2 12 InstrumentControlStrip Control Tip For more information about the InstrumentControlStrip control refer to Using the Measurement Studio Windows Forms Instrument Control Strip NET Control topic in the NI Measurement Studio Help Measurement Studio User Manual 2 36 ni com Chapter 2 Measurement Studio NET Class Libraries ASP NET Web Forms Controls The Measurement Studio ASP NET user interface controls are in the Web Forms NET class library The Web Forms NET class library is in the NationaliInstruments UI WebForms namespace The Web Forms class library encapsulates the following Measurement Studio user interface controls Waveform graph Scatter graph Digital waveform graph Complex graph Legend Knob Gauge Meter Slide Thermometer Tank Numeric edit Switch LED AutoRefresh B Note All Measurement Studio ASP NET Web Forms controls for Visual Studio 2008 are designed to work with ASP NET AJAX controls The Measurement Studio ASP NET Web Forms controls for Visual Studio 2005 are not designed to work with Microsoft ASP NET AJAX controls Use this class library to add mea
164. twork variable data source control VB NET WaveformGraph1 BindingData NetworkVariableDataSourcel Bindings 0 GetValue C WaveformGraphl1 BindingData NetworkVariableDataSourcel Bindings 0 GetValue National Instruments Corporation 5 41 Measurement Studio User Manual Chapter 5 3 Getting Started with Measurement Studio 6 Select File Save Default aspx to save your application 7 Select Debug Start Without Debugging to run the application The waveform graph displays the array of data File Edit View Favorites Tools Help Measurement Studio Network Variable DER d x 2 e A Search Note You can also use the System Web UI WebControls FormView control to bind to NationalInstruments NetworkVariable WebForms NetworkVariableDataSource Refer to Using the Measurement Studio Network Variable Data Source in Web Forms for more information Walkthrough Creating a Measurement Studio NI DAQm x Application 3 Note To complete this walkthrough you must have either the Measurement Studio Professional or Measurement Studio Enterprise package installed This walkthrough requires the DAQ Assistant which is not included in the Measurement Studio Standard package This walkthrough is designed to help you learn how to create an NI DAQmx applicationby taking you through the following steps Setting up the project Using the Measurement Studio DAQ Application Wizard you will create
165. uare Distribution s Inverse F Distribution Inverse Normal Distribution Inverse T Distribution Mean Median and Mode s Moment about Mean Normal Distribution Polynomial Interpolation Root Mean Square RMS Spline Interpolant Spline Interpolation Standard Deviation T Distribution Variance KIKIKI S ISIA RISS SASS Special Functions Airy Bessel 1st Bessel 2nd Beta Complimentary Gamma Cosine Integral KIRSIKAN AUIS National Instruments Corporation 2 11 Measurement Studio User Manual Chapter 2 Measurement Studio NET Class Libraries Table 2 1 Analysis NET Library Measurement Types included in the Professional and Enterprise Packages Continued Analysis NET Library Professional Package Enterprise Package Dawson s Integral Vv Dilogarithm Elliptic 1st Elliptic 2nd Exponential Integral Factorial Fresnel Integrals Gamma Gauss Hypergeometric Hyperbolic Cosine Integral Hyperbolic Sine Integral Incomplete Beta Incomplete Elliptic Ist Incomplete Elliptic 2nd Incomplete Gamma Jacobian Elliptic Function Kelvin Ist Kelvin 2nd Kummer Logarithm of Factorial Modified Bessel Ist Modified Bessel 2nd Parabolic Cylinder Psi Sine Integral KIRIA IRA IA A
166. udio 3 Note You can have only one version of Measurement Studio installed on a system for each version of Visual Studio or the NET Framework installed on the system For example you can have Measurement Studio 8 1 2 for Visual Studio 2005 installed on the same system as Measurement Studio 8 5 for Visual Studio 2008 but you cannot have Measurement Studio 8 1 2 for Visual Studio 2005 installed on the same system as Measurement Studio 8 5 for Visual Studio 2005 If you install a newer version of Measurement Studio on a machine that has a prior version of Measurement Studio installed the newer version installer replaces the prior version functionality including class libraries However the prior version assemblies remain in the global assembly cache GAC therefore applications that reference the prior version continue to use the prior version NET assemblies AA Note This does not apply to NationalInstruments Common dll NationalInstruments Common d11 uses a publisher policy file to redirect applications to always use the newest version of NationalInstruments Common d11 installed on the system for each version of the NET Framework NationaliInstruments Common d11 is backward compatible Measurement Studio Package Comparison Chart The following table lists the features included in the Standard Professional and Enterprise packages of Measurement Studio Refer to ni com mstudio for more information about the functionality and features i
167. udio User Manual Chapter 2 Measurement Studio NET Class Libraries Axis Operations Configure a graph to include multiple axes or independent ranges so that plot data fits the graph plot area Configure the axis modes to fixed autoscaling including autoscaling based on the visible data only strip chart or scope chart Interactively change the range of an axis and invert the axis at run time by clicking on the axis end labels Display origin lines and grid lines Configure major minor and custom divisions and origin lines Position the axis to display on one or both sides of the graph s plot area Display captions on the axis Cursor Operations Use cursors to identify key points in plots and the plot area Configure cursor snap modes to be fixed floating nearest point or to plot Use cursor labels to display X and Y data coordinates that the cursor crosshair points to and customize the text font and colors of the label Create custom point and line styles for cursors Configure the graph to display cursors that are used to determine the real imaginary magnitude and phase data coordinates of a point on the plot area Annotation Operations Measurement Studio User Manual Configure text labels arrows and drawing shapes to annotate a point anywhere in the plot area of the graph Configure range area text labels and arrows to annotate a range in the plot area of the graph Annotate points and rang
168. umericEdit Class section in the NI Measurement Studio Help Switch and LED Controls Use the Measurement Studio switch and LED controls as Boolean controls on a Windows Forms user interface You typically use a switch control as shown in Figure 2 7 to receive and control Boolean input on an application user interface Measurement Studio User Manual J Figure 2 7 Switch Windows Forms Control in Vertical Toggle 3D Style 2 30 ni com Chapter 2 Measurement Studio NET Class Libraries You typically use an LED control as shown in Figure 2 8 to indicate a Boolean value on an application user interface Figure 2 8 LED Windows Forms Control in Square 3D Style With the switch and LED controls and the classes that interface with the controls you can perform the following operations e Receive notification before or after the state of the control changes e Configure how the control behaves when you click it with the mouse or press the spacebar when the control has focus e Configure the appearance of the control e Make the control background transparent e Configure the LED control to blink while it is on or off and configure the rate at which the LED control blinks 0 Tip For more information about using the switch and LED controls refer to the Using the Measurement Studio Windows Forms Switch and LED NET Controls section in the NI Measurement Studio Help National Instruments Corporation 2 31 Measurement
169. uniformly spaced in one dimension Measurement Studio User Manual Index A ActiveX controls in Visual C 3 2 Add Remove Class Libraries wizard 4 5 adding or removing Measurement Studio class libraries 4 5 Analysis NET class library 2 2 Array and Numeric Operations table 2 9 Curve Fitting table 2 10 Enterprise Analysis 2 3 Filters table 2 5 Linear Algebra table 2 7 Measurements table 2 3 Professional Analysis 2 2 Signal Generation table 2 4 Signal Processing table 2 6 Standard Analysis 2 2 Statistics table 2 10 Windowing table 2 4 Visual C class library 3 3 Array and Numeric Operations table 3 10 Curve Fitting table 3 11 Enterprise Analysis 3 4 Filters table 3 6 Linear Algebra table 3 8 Measurements table 3 5 Professional Analysis 3 4 Signal Generation table 3 5 Signal Processing table 3 7 Standard Analysis 3 4 Statistics table 3 12 Windowing table 3 6 AutoRefresh control 2 49 National Instruments Corporation l 1 button control 3 19 C Common NET class library 2 13 Visual C class library 3 15 complex graph control 2 25 2 42 conventions used in the manual x creating Measurement Studio Application with Web Forms Controls and Analysis in Visual Studio 2005 walkthrough 5 11 Measurement Studio Application with Web Forms Controls and Network Variable in Visual Studio 2005 walkthrough 5 31 Measurement Studio Application w
170. urement Studio Professional or or later This w Measurement Studio User Manual Measurement Studio Enterprise package installed for Visual Studio 2005 alkthrough will not work with the Measurement Studio Standard package Measurement Studio includes user interface controls such as a waveform graph control and a gauge control and analysis functionality such as signal generation and mathematical functions This walkthrough is designed to help you learn how to add analysis and presentation functionality to a Windows Forms application by taking you through the following steps Setting up the project Using the Measurement Studio Application Wizard you will create a new project that references the Measurement Studio Analysis class library and Windows Forms controls e Adding user interface controls to the project Using the Toolbox smart tags and the Properties window you will add and configure a button waveform graph legend gauge and numeric edit user interface control e Generating plotting and analyzing the data Using NationalInstruments Analysis SignalGeneration White NoiseSignal and NationalInstruments Analysis Math Statistics Mean you will generate data plot the generated data on a waveform graph and calculate the mean of the data e Customizing the user interface Using smart tags and the Collection Editor and Auto Format dialog boxes you will display the mean value on the gauge and the numeric edit as wel
171. use The classes that are implemented natively in Visual C include the CNiVector and CNiMatrix classes The Common class library includes the following data types CNiScalarVector Implements a vector object that contains scalar numbers CNiScalarMatrix Implements a matrix object that contains scalar numbers CNiString Extends the MFC CString class with streaming operators for a variety of data types and with various other string manipulation functions CNiScalarVector Implements a vector object that contains scalar numbers CNiVariant Extends the MFC COleVariant class with additional constructors and assignment operators for CNiComplex CNiVector and CNiMatrix derived objects and with cast operators to convert CNi Variant objects to a variety of other object types CNiException Extends the MFC CException class and serves as the base class for many Measurement Studio exceptions CNiRegKey Encapsulates the interface to the Windows registry Use this class and related classes to open and create keys get keys and get values associated with those keys 0 Tip For more detailed information about the Common class library refer to the Common Visual C Class Library Overview topic in the NI Measurement Studio Help DataSocket Use the Measurement Studio DataSocket Visual C class library to transfer live measurement data over the Internet or an intranet between applications on the same computer and to and f
172. veform lt double gt acquiredDat waveformGraphi PlotWaveforms acquiredData Ld S private void daqTaskComponenti Error object sender National TODO Handle DAQ errors string message e Exception Message MessageBox Show message DAQ Error MessageBoxButtons daqTaskComponenti1 StopTask National Instruments Corporation 5 51 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio 3 Press lt F5 gt to run the application 4 After you have started the application click the Read button to begin acquiring data from your DAQ device ES Form1 What s next To learn more about tasks channels and other NI DAQmx concepts refer to the NI DAQmx Help located at Start All Programs National Instruments NI DAQ NI DAQm x Help For more information about creating and using tasks in Measurement Studio refer to Using the Measurement Studio NI DAQmx NET Library You can also look at examples that ship with NI DAQmx Refer to Measurement Studio NI DAQmx NET Examples for the locations of these examples Walkthrough Creating a Measurement Studio Instrument 1 0 Application Sy Note To complete this walkthrough you must have either the Measurement Studio Professional or Measurement Studio Enterprise package installed This walkthrough requires the Instrument I O Assistant which is not included in the Measurement Studio Standard package Measurement Studio User Manua
173. wing screenshot Z Measurement Studio Web Forms Controls and Analysis Walkthrough DEAR File Edit view Favorites Tools Help Q eax X a A P Search Ig Favorites 2 I 100 200 260 Signal 0 0328 a pees 1 Click Design in the lower left corner to switch from Source View to Design View 2 Select View Toolbox to display the Toolbox The Toolbox contains components and controls that you can add to your project 3 Expand the HTML group on the Toolbox Select the Table control in the Toolbox and drag and drop it on the form You use the table cells to arrange the user interface controls on your Web page as shown in the previous screenshot 4 The default table that appears is 3 x 3 This table provides a customizable form for arranging the user interface controls for your Web page Expand the table to approximately 300 px pixels tall by 550 px wide by clicking and dragging the table borders 5 Ifyou are using Visual Studio 2005 merge the top two cells of all three columns by selecting the cells right clicking and selecting Merge Cells If you are using Visual Studio 2008 merge the top two cells of all three columns by selecting the cells right clicking and selecting Modify Merge Cells 6 Expand the Standard group on the Toolbox The Standard group contains ASP NET server controls included in the System Web UI namespace National Instruments Corporation 5 15 Measurement Studio User Manual Chapte
174. with the GPIB device directly 0 Tip For information about easily creating a Measurement Studio NI 488 2 application using the Instrument I O Assistant refer to the Creating an Instrument Control Application section of Chapter 4 Measurement Studio Integrated Tools and Features You can create Measurement Studio NI 488 2 applications with the Instrument I O Assistant in Visual Studio NET 2003 only For more information about GPIB visit ni com gpib NI DAQmx Use the Measurement Studio NI DAQmx Visual C class library to communicate with and control an NI data acquisition DAQ device This class library is included when you install the NI DAQmx driver Ss Note Some DAQ devices are not currently supported by the NI DAQmx driver Refer to the NI DAQ Readme for a complete listing of supported hardware Use the NI DAQmx class library to perform the following types of tasks Analog signal measurement Analog signal generation Digital I O Counting and timing Pulse generation Signal switching 0 Tip For information about easily creating an NI DAQmx application using the DAQ Assistant refer to the Creating a Measurement Studio NI DAQmx Application section of Chapter 4 Measurement Studio Integrated Tools and Features or the Walkthrough Creating a Measurement Studio NI DAQmx Application section of Chapter 5 Getting Started with Measurement Studio For more information about DAQ visit ni com daq National Instruments Corpor
175. wizard to add Measurement Studio components to your project National Instruments Corporation 5 23 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio 7 Select NetworkVariable Communication Library Click Finish Measurement Studio Add Remove Class Libraries Wizard Measurement Studio Class Libraries Select the class libraries you want to include in the project C Enterprise Analysis Library C DataSocket Communication Library Network ariable Communication Library C Windows Forms User Interface Control Library 8 In Program cs add the following code to write an array of data to the server Note You should choose the appropriate code depending on whether you created a VB or C project VB NET Imports Imports Imports System System Collections Generic System Text Imports System Threading Imports NationalInstruments NetworkVariable Module Modulel Private Function GenerateDoubleArray ByVal phase As Double As Double Dim values 999 As Double Dim x As Integer For x 0 To 999 values x Math Sin 2 Math PI x 1000 phase 2 Next x Measurement Studio User Manual 5 24 ni com Chapter 5 Getting Started with Measurement Studio Return values End Function Sub Main Const location As String localhost system double Dim bufferedWriter As NetworkVariableBufferedWriter Of Double New NetworkVariableBufferedWriter Of Double
176. y MyIIOAProject for Name and select a Location of your choice 5 Click OK Your project opens in Visual Studio with a VisaTask mxb file and references to NationalInstruments VisaNs NationalInstruments UI WindowsForms and NationalInstruments created for you 6 Select View Solution Explorer to display the Solution Explorer Double click VisaTask mxb in the Solution Explorer to launch the Instrument I O Assistant Measurement Studio User Manual 5 54 ni com Chapter 5 Getting Started with Measurement Studio Performing a query on the instrument 3 Note This walkthrough was created using the NI Instrument Simulator Any identification information or sample code generated for this device will be different depending on the instrument actually used 1 The Select Instrument step automatically appears in the Step Sequence window when you launch the Instrument I O Assistant Select the instrument you want to communicate with or the port to which your instrument is connected from the Select an instrument drop down listbox 2 Select Add Step and then select Query and Parse from the expanded list You use a Query and Parse step to both write a command to an instrument and read the instrument s response Query and Parse write o Read and Parse Tite and read from a message based instrument and parse the response 3 Enter the command idn and click Run this step The idn command is a standard instrument command for querying a
177. you can copy and paste into an application and use immediately The functionality included in the Analysis library varies based on the Measurement Studio package you purchase Refer to the following sections for information about the Standard Professional and Enterprise Analysis class libraries The Standard Analysis class library which ships with Measurement Studio Standard Edition includes the sawtooth sine square triangle and basic function wave generators Professional Analysis Measurement Studio User Manual The Professional Analysis class library which ships with Measurement Studio Professional Edition includes the Standard Analysis functionality as well as the following functionality e Bessel Chebyshev Inverse Chebyshev Windowed Kaiser and Elliptic Low High Bandpass and Bandstop filters e Signal processing functions such as convolution deconvolution correlation decimation integration and differentiation FFT Inverse FFT Real FFT Fast Hartley Inverse Fast Hartley Fast Hilbert Inverse Fast Hilbert DST Inverse DST DCT and Inverse DCT transformations e Linear algebra functions such as determinant check positive definiteness calculate dot product and other various matrix functions e Scaled and unscaled windowing classes e Common statistical functions such as mean median mode and variance e Exponential linear and polynomial curve fitting functions e Signal generation functions
178. ypes pane select Measurement Studio under Visual C or Visual Basic depending on which language you want to create the project in 4 Inthe Templates pane select NI Windows Application Specify MyMeasurementStudioProject for Name and specify a Location of your choice Click OK The Measurement Studio Application Wizard launches 6 Select Analysis Library and Windows Forms User Interface Control Library National Instruments Corporation 5 3 Measurement Studio User Manual Chapter 5 Getting Started with Measurement Studio Measurement Studio Visual C Windows Application Wizard Measurement Studio Class Libraries NATIONAL Select the class libraries you want to include in the project INSTRUMENTS Enterprise Analysis Library C DataSocket Communication Library C NetworkVariable Communication Library Windows Forms User Interface Control Library Q Tip If you are working with an existing project you can access the Add Remove Class Libraries dialog box by selecting Measurement Studio View NET Class Library Wizard 7 Click Finish to display Form1 in the Windows Forms Designer Adding user interface controls to the project 1 Select View Toolbox to display the Toolbox The Toolbox contains components and controls that you can add to your project 2 Expand the All Windows Forms group The All Windows Forms group contains controls and components included in the System WindowsForms namespace Select

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