Graphical Programming Using LabVIEW. Fundamentals and advanced techniques

Description

Cover Contents About the authors Introduction Part I. Fundamentals 1 Introduction to LabVIEWTM 1.1 What is LabVIEWTM? 1.1.1 LabVIEWTM parallelism 1.2 Project explorer 1.2.1 Folders 1.3 Virtual instrument 1.3.1 Front panel 1.3.2 Block diagram 1.4 Data flow and data types 1.4.1 Data flow Data flow rules 1.4.2 Data types 1.5 Elementary functions, controls, and indicators 1.5.1 Elementary controls and indicators 1.5.2 Elementary functions 1.6 Examples 1.6.1 Solved examples 1.6.2 Examples to solve 2 Debugging tools 2.1 Debugging tools 2.1.1 Highlight execution 2.1.2 Execution by steps 2.1.3 Breakpoints 2.1.4 Probes 2.2 Debugging examples 2.2.1 Quadratic equation calculator 2.2.2 Square pyramid volume calculator 2.2.3 X in relation to Y 3 Structures 3.1 For loops 3.2 While loops 3.3 Cases 3.4 Sequences 3.5 Timing 3.6 Feedback in loops 3.7 Examples of VIs with structures 4 SubVIs 4.1 Creating a subVI 4.1.1 SubVIs from existing code 4.1.2 SubVIs from VI 4.2 Connector pane 4.3 Custom icons 4.4 SubVI documentation 4.5 SubVI creation examples 4.5.1 Average subVI 4.5.2 Approved SubVI 4.5.3 Arrange message subVI 5 Structures – LabVIEWTM features 5.1 Arrays and loops 5.1.1 Functions and operations with arrays 5.1.2 Loop features 5.2 Data between parallel loops 5.2.1 Local variables 5.2.2 Race conditions 5.3 Formula nodes 6 Organizing front panel and block diagram 6.1 Clusters 6.2 Control type files 6.2.1 Type definition and strict type definition 6.3 Examples of clusters and custom controls 6.3.1 Cluster implementation 6.3.2 Custom control creation 6.3.3 Custom cluster indicator 7 Using software resources 7.1 Accessing resources 7.1.1 Using High-level File I/O VIs 7.1.2 Using Low-Level File I/O functions 7.2 Formatting headers and working with multiple signals 7.3 Read and look information from a spreadsheet with headers 8 Using hardware resources 8.1 NI MAXTM 8.2 Data acquisition systems 8.3 VISA libraries and instrument control 8.3.1 Control by VISA libraries 8.3.2 Control by instrument drivers 8.4 Arduino drivers 8.5 Examples of VIs using hardware 8.5.1 Examples description 8.5.2 Examples with DAQs 8.5.3 Examples with Arduino 9 Implementing test machines with a basic architecture 9.1 Code scalability and design patterns 9.2 State transition diagram 9.3 State machine design pattern 9.4 State machine design examples 9.5 State machine recommendations Part II. Advanced techniques 10 Controlling the user interface 10.1 Property nodes 10.2 Invoke nodes 10.3 Control references 10.4 User interface control example 11 Error handling 11.1 Errors and warnings 11.2 Custom errors 11.3 Error messages 11.4 Error handling examples 12 Responding to the user interactions 12.1 Event structure 12.2 Event-driven programming 12.3 Event-driven state machine 12.4 Recommendations for event-driven state machines 13 The ATM review project 13.1 Creating a project with a VI and an auto-populating folder 13.1.1 Creating the project 13.1.2 Creating a VI 13.1.3 Creating folder (auto-populating) 13.2 Creating user interface 13.2.1 Creating user interface controls 13.2.2 Adjusting interface 13.3 Creating event state machine 13.3.1 Creating the state machine 13.4 Creating property nodes and arrays 13.4.1 Creating property nodes 13.5 Reading and writing files 13.5.1 Creating user files Accessing and modifying the cluster account information 13.5.2 Creating the event Check Balance 13.5.3 Programming PIN change 13.6 File save and rewrite 13.6.1 Creating events 13.6.2 Creating Save File case 13.7 Last adjustments and VI documentation 13.7.1 Modify text file and case parameters 13.7.2 VI documentation 14 Communication between loops at different rates 14.1 Asynchronous communication 14.1.1 Queues 14.1.2 Producer–consumer design pattern 14.2 Example of asynchronous communication with producer–consumer design pattern 14.3 Event-driven producer–consumer design pattern 14.4 Recommendations 15 Preventing race conditions 15.1 What are race conditions? 15.2 Preventing race conditions 15.3 Functional global variables as prevention of race conditions 15.4 Race condition prevention examples 16 Advanced use of software resources 16.1 Types of files 16.1.1 ASCII files 16.1.2 Binary files 16.1.3 TDMS files 16.2 Working with relative paths 16.3 Binary files 16.3.1 Writing two-channels binary files 16.3.2 Reading two-channels binary files 16.4 Working with files and folders 16.5 Recommendations to work with files and folders 17 Real-time programming 17.1 CompactRIOTM for industrial systems 17.1.1 Installing software on CompactRIOTM system 17.1.2 Creating a real-time project on the CompactRIOTM 17.1.3 Real-time programming on CompactRIOTM 17.1.4 FPGA programming on CompactRIOTM 17.2 An application example with CompactRIOTM References Index Back Cover