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Application Design & Architecture

Discuss architecture design, queues, notifiers, dynamic events, dynamic VI calls, modular architectures etc. and any issues related to application design and development in LabVIEW.

1,112 topics in this forum

  1. Self-addressed stamped envelopes 1 2

    By drjdpowell,
    • 45 replies
    • 45k views

  2. How many "User Events" can LabVIEW queued? 1 2

    By MViControl,
    • 42 replies
    • 43.1k views

  3. Multiple While Loops

    By AlexA,
    • 22 replies
    • 41.7k views
    • ned
    • ned

  4. Labview anti-pattern: Action Engines 1 2 3

    By Daklu,
    • 52 replies
    • 39.5k views

  5. Encryption Keys

    By GregFreeman,
    • 7 replies
    • 36.5k views

  6. Decoupling the UI 1 2 3

    By Cat,
    • 71 replies
    • 35.5k views

  7. Poll on Architecture and Frameworks 1 2 3 4

    By drjdpowell,
    • 97 replies
    • 35.3k views

  8. Queue Memory Management 1 2

    By Cat,
    • 41 replies
    • 35.1k views

  9. QSM (Producer/Consumer) Template 1 2 3

    By Kas,   
    • 74 replies
    • 34k views

  10. Using multiple (2) event structures in 1 VI 1 2

    By PA-Paul,
    • 39 replies
    • 32.7k views
    • Cat
    • Cat

  11. Instructional videos on YouTube 1 2

    By drjdpowell,   
    • 49 replies
    • 28.3k views

  12. REx - Remote Export Framework and Remote Events 1 2

    By Norm Kirchner,   
    • 34 replies
    • 25.9k views

  13. Waveform chart X scale not matching time correctly

    By patufet_99,   
    • 13 replies
    • 25.4k views

  14. Object-Based State Machine Pattern

    By Daklu,
    • 24 replies
    • 24.6k views

  15. Best Practices in LabVIEW 1 2

    By John Lokanis,
    • 25 replies
    • 23.7k views

  16. CLA Exam Question

    By Daklu,
    • 17 replies
    • 23.1k views

  17. Intra-process signalling (was: VIRegister) 1 2

    By Steen Schmidt,
    • 46 replies
    • 21.2k views

  18. Re-Designing Multi-Instrument, Multi-UI Executable 1 2

    By jbjorlie,   
    • 36 replies
    • 20.9k views

  19. Best way to share data from different subpanels?

    By Labview Junky,   
    • 23 replies
    • 20.7k views

  20. How do you model this? 1 2

    By Daklu,
    • 26 replies
    • 20.4k views

  21. Action Engines... are we still using these? 1 2 3 4

    By Neil Pate,
    • 81 replies
    • 19.7k views

  22. Lapdog over the network? 1 2 3

    By GregSands,   
    • 63 replies
    • 19.1k views

  23. Examples: Messaging with objects, Command and State Patterns, configuration with XML

    By PaulL,
    • 20 replies
    • 19.1k views

  24. Have you ditched TestStand to roll your own sequencer?

    By Norm Kirchner,
    • 21 replies
    • 18.6k views

  25. Application Task Kill on Exit?

    By hooovahh,
    • 22 replies
    • 18.3k views

  26. A Robust Technique for Controlling a Parallel Processing Loop?

    By AlexA,
    • 18 replies
    • 18.2k views

  27. Explanation of LabVIEW Execution Systems and Thread Priorities

    By ak_nz,
    • 12 replies
    • 18.1k views

  28. State Diagram Editor

    By viSci,
    • 7 replies
    • 17.9k views

  29. Non-OOP Design Patterns 1 2

    By Cat,
    • 39 replies
    • 17.5k views

  30. How to execute a executable program from LabVIEW?

    By Yanan,
    • 6 replies
    • 15.4k views

  31. Notifier with buffer 1 2

    By Mads,
    • 27 replies
    • 15.2k views

  32. How do I use interrupts?

    By Itamar,
    • 12 replies
    • 15.1k views

  33. Network Messaging and the root loop deadlock 1 2

    By John Lokanis,   
    • 32 replies
    • 14.8k views

  34. Delacor Queued Message Handler (DQMH) available via LVTN

    By Fab,   
    • 23 replies
    • 14.6k views
    • Fab
    • Fab

  35. Data transfer strategies for FPGA-RT-Host

    By Max Joseph,   
    • 8 replies
    • 14.4k views

  36. Bugzilla for requirements management

    By ASTDan,
    • 10 replies
    • 14.4k views

  37. LV2010 weirdness

    By mike5,
    • 10 replies
    • 14.2k views

  38. NLog logging engine for LabVIEW

    By JodyK,   
    • 14 replies
    • 13.7k views

  39. Node Map Tool?

    By John Lokanis,   
    • 16 replies
    • 13.7k views

  40. What unit test framework for LabVIEW do you use?

    By Omar Mussa,
    • 15 replies
    • 13.5k views

  41. DVR, SEQ, FGV, Semaphores

    By ned,
    • 20 replies
    • 13.4k views
    • ned
    • ned

  42. one producer, two consumers

    By gator,
    • 9 replies
    • 13.3k views

  43. Communication between projects

    By EOF,
    • 11 replies
    • 13.3k views

  44. Namespacing objects in a build makes them "different" 1 2

    By crelf,
    • 34 replies
    • 13.2k views

  45. plugin HAL

    By 0_o,
    • 23 replies
    • 13k views

  46. Simple Modular MVC

    By abrink,   
    • 20 replies
    • 12.8k views

  47. Robustness of Functional Global pattern at large scales? 1 2

    By Mechatroner,
    • 29 replies
    • 12.6k views

  48. Question about the JKI state machine

    By eberaud,   
    • 18 replies
    • 12.6k views

  49. Abstraction layer

    By PaulG.,
    • 16 replies
    • 12.4k views

  50. New Events features in LabVIEW 2013 (Flush Queue, High Priority Events, Event Inspector Window, etc)

    By Michael Aivaliotis,   
    • 10 replies
    • 12.3k views

  51. Factoring Code and Instantiating Parallel Processes in subVIs 1 2

    By AlexA,
    • 29 replies
    • 12.2k views

  52. Events or Queues 1 2

    By Bhaskar Peesapati,
    • 27 replies
    • 12.2k views

  53. Re-entrant VI with Front Panel

    By jgcode,
    • 17 replies
    • 12.1k views

  54. should queue reference be obtained or kept in shift register

    By manigreatus,   
    • 14 replies
    • 12.1k views

  55. Can't programatically Abort or find Asynchronous Call 0x80

    By Jon Kokott,   
    • 10 replies
    • 11.9k views

  56. Reading fixed size of elements using FPGA FIFO

    By Yang,   
    • 13 replies
    • 11.9k views

  57. Message Routing Architecture

    By Mark Balla,
    • 7 replies
    • 11.9k views

  58. Eleven Ways to Update an Indicator from within a subVI. Their Relative Performances and Quite Far Reaching Consequences...

    By styrum,
    • 20 replies
    • 11.6k views

  59. Terminating Producer Consumer Loops

    By AlexA,
    • 10 replies
    • 11.4k views

  60. String with multiple delimiters

    By Bira,   
    • 8 replies
    • 11.4k views

  61. Generating event off windows message queue

    By GregFreeman,   
    • 21 replies
    • 11.3k views

  62. PID in water tank simulation

    By David M.,
    • 7 replies
    • 11.1k views

  63. Random On LED, manual off, and time between

    By siruami,
    • 6 replies
    • 10.9k views

  64. How to get 'Info' data from a variant

    By george seifert,
    • 7 replies
    • 10.9k views

  65. Need Help for making an image drop down menu 1 2

    By Farid2010,
    • 28 replies
    • 10.8k views

  66. Max data structure sizes (queues, arrays etc.)

    By Steen Schmidt,
    • 9 replies
    • 10.8k views

  67. Labview Programming Structures

    By murray,
    • 10 replies
    • 10.7k views

  68. Import Shared Library but unable to load library at call library function node

    By David Yee,   
    • 8 replies
    • 10.6k views

  69. How to select the best LabVIEW architecture?

    By touchthesky,
    • 3 replies
    • 10.4k views

  70. performance of queue of large arrays

    By Mark Zvilius,
    • 13 replies
    • 10.4k views

  71. How can you tell if a dynamically called VI (async call) is running?

    By PA-Paul,
    • 8 replies
    • 10.2k views
    • lvb
    • lvb

  72. Custom subarrays

    By HugoChrist,
    • 10 replies
    • 10.2k views

  73. Hash table equivalent

    By mike5,
    • 6 replies
    • 10.2k views

  74. Error Handling in messaging systems 1 2

    By John Lokanis,   
    • 28 replies
    • 10.2k views

  75. Multiple Test Executives

    By NeilA,
    • 21 replies
    • 10.1k views

  76. Parallel Process

    By drjdpowell,
    • 7 replies
    • 10.1k views

  77. Design advice needed for data acquisition system 1 2

    By brownx,
    • 38 replies
    • 10.1k views

  78. .net Events in LabVIEW causing memory leak ?

    By Runjhun,   
    • 11 replies
    • 10.1k views

  79. Getting a ref to a clone VI inherently unsafe?

    By David Boyd,
    • 6 replies
    • 9.8k views

  80. Using user define events instead of queues.

    By dannyt,
    • 9 replies
    • 9.7k views

  81. Style Tips for Spaghetti Block Diagram

    By TUzzell,
    • 6 replies
    • 9.6k views

  82. Launching a Dynamic VI Staticly

    By Ryan Podsim,
    • 10 replies
    • 9.6k views

  83. Creating a reference to a specific row in an array

    By LHarris,
    • 5 replies
    • 9.5k views

  84. XControls and user events

    By Ton Plomp,
    • 19 replies
    • 9.4k views

  85. JKI State Machine Sub States

    By jgcode,
    • 15 replies
    • 9.4k views

  86. Best way to re-initialize?

    By LHarris,
    • 3 replies
    • 9.3k views

  87. MultiQ

    By Mads,   
    • 16 replies
    • 9.3k views

  88. Do lvlib files pull all their member VIs and dependencies into memory when called?

    By Mike Le,
    • 8 replies
    • 9.2k views

  89. Envelope detector?

    By george seifert,
    • 5 replies
    • 9.2k views

  90. Overcurrent Protection VI ?

    By Alvaro Espínola,   
    • 6 replies
    • 9.1k views

  91. My clever design...is NOT clever 1 2

    By pete_dunham,
    • 27 replies
    • 8.9k views

  92. Plugins, PPLs and the MGI Solution Explorer

    By QueueYueue,
    • 8 replies
    • 8.8k views

  93. Try Multiple Type Casts

    By Norm Kirchner,
    • 16 replies
    • 8.7k views

  94. Multi-user acess to cRIO

    By BradPID,
    • 19 replies
    • 8.7k views

  95. Calling an subVI asynchronously

    By Doug Harper,
    • 8 replies
    • 8.7k views

  96. How to get list of events from an Event Registration Refnum (as variant)

    By Axelwlt,
    • 4 replies
    • 8.5k views

  97. VI server

    By Benoit,   
    • 15 replies
    • 8.5k views

  98. Shared Variable Woes

    By alecjcook,
    • 3 replies
    • 8.5k views

  99. Receive a large traffic data program crash

    By Chen Li,   
    • 4 replies
    • 8.4k views

  100. Unloading VI From Subpanel

    By GregFreeman,
    • 11 replies
    • 8.4k views
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