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| Preface | |
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| Introduction | |
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| Outline | |
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| The Audience for This Book | |
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| Introduction to Measurements and Errors | |
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| Overview of the Data Acquisition Process | |
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| Graphical Programming with LabVIEW | |
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| Summary | |
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| Exercises | |
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| The LabVIEW Environment | |
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| Introduction | |
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| Outline | |
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| The Circle Area Program | |
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| Conventions Used in the Text | |
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| Launching LabVIEW | |
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| Developing the User Interface on the Front Panel | |
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| The LabVIEW Cursor and Tools Palette | |
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| Develop Code on the Block Diagram | |
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| Documentation | |
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| Comparing LabVIEW with a C Text-Based Program | |
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| Simplified Interactions Between the Graphical Program and the Computer | |
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| Introduction to Data Types | |
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| Simple Calculations | |
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| Arithmetic in LabVIEW | |
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| Data Flow | |
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| Block Diagram Cleanup | |
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| Debugging | |
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| LabVIEW Help | |
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| Units | |
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| Summary | |
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| Exercises | |
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| Data Acquisition | |
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| Introduction | |
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| Outline | |
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| The Temperature Measurement Program | |
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| BNC-2120 DAQ Accessory | |
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| Additional Features of the BNC-2120 | |
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| Measurement & Automation Explorer | |
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| DAQ Assistant Express VI | |
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| Measurement-Type Configuration | |
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| Channel Configuration | |
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| DAQ Task Configuration | |
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| Digitizing Resolution | |
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| Terminal Configuration | |
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| Ground Loops | |
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| Temperature Measurement VI Completion | |
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| NI myDAQ | |
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| NI myDAQ Temperature Measurement VI | |
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| Thermistor Signal Units Conversion | |
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| Dynamic Data Type | |
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| Modifying the DAQ Assistant Configuration | |
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| DAQ Assistant Express VI Connection Diagram | |
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| Code Developed by the DAQ Assistant | |
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| Selecting a DAQ Device for Analog Input | |
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| Summary | |
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| Exercises | |
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| Basic DAQ Software Design and Flow Control | |
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| Introduction | |
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| Outline | |
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| Continuous Temperature Measurement | |
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| Implementing User Preferences | |
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| Algorithms, Pseudo Code, and Flowcharts | |
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| Case Structure | |
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| The Broken Run Arrow | |
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| Default Values of Controls | |
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| Data Types | |
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| While Loop | |
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| Explicit Execution Timing | |
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| Software Control Timing | |
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| Point-by-Point Continuous Measurement with NI myDAQ | |
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| Property and Invoke Nodes | |
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| Export Chart Data | |
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| Event Structure | |
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| Summary | |
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| Exercises | |
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| Hierarchical Programming and State Machines | |
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| Introduction | |
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| Outline | |
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| Program Architectures | |
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| Temperature Measurement State Machine | |
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| Enumerated Types | |
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| State Machine Template and Type Def. | |
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| Shift Registers | |
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| Block Diagram Development | |
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| Style | |
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| Modular Programming with Sub VIs | |
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| Icon Editing | |
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| Connector Pane and Terminals | |
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| Block Diagram Development with a Sub VI | |
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| The LabVIEW Project | |
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| Icons or Expandable Nodes | |
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| Sequence Structure | |
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| Summary | |
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| Exercises | |
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| Working with Data | |
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| Introduction | |
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| Outline | |
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| Arrays | |
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| The Array Control | |
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| For Loop | |
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| Loop Tunnel Indexing | |
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| Formula Node | |
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| Graphs and Charts | |
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| Special Characters | |
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| Array Functions | |
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| Multidimensional Arrays | |
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| Coercion | |
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| Statistical Analysis | |
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| Histogram | |
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| Climate Simulation State Machine | |
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| Clusters | |
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| Matrices | |
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| Picture Control and Indicator | |
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| Summary | |
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| Exercises | |
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| Input and Output | |
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| Introduction | |
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| Outline | |
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| File I/O | |
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| Error Handling | |
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| Disk Streaming | |
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| DAQmx Vis | |
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| Instrument Communications | |
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| Instrument Drivers | |
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| Formatting and Building Command Strings | |
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| Instrument I/O Assistant Express VI | |
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| Client/Server Architecture | |
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| TCP/IP | |
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| UDP | |
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| Network Shared Variables | |
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| Network Streams | |
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| Remote Communication with a Web Browser | |
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| Application in Mobile Robotics | |
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| Summary | |
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| Exercises | |
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| High-Frequency DAQ | |
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| Introduction | |
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| Outline | |
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| DAQmx Continuous Acquire and Graph with Internal Clock | |
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| Sampling Rate | |
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| Frequency Domain | |
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| Multiple Loops | |
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| Variables | |
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| Mechanical Action of Booleans | |
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| Problems with Variables | |
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| Producer Consumer Design Pattern and Queues | |
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| Signal Conditioning for Simple Sound Measurement | |
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| DC Blocking and Zero-Referencing the Signal | |
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| Amplifying the Microphone Signal | |
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| Application in Music | |
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| Summary | |
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| Exercises | |
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| Summary | |
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| Introduction | |
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| Outline | |
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| Plan the Application | |
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| Front Panel | |
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| Initialize and Configure | |
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| Acquire | |
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| Analyze and Display | |
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| Save | |
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| Close Resources | |
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| Exercises | |
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| References | |
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| Credits | |
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| Index | |