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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. How to get live elapsed time in my state machine

    By Mark Yedinak,
    • 2 replies
    • 0 views

  2. Dynamic Loading and Unloading of Libs?

    By danielsan,
    • 2 replies
    • 2.5k views

  3. xcontrol error /object reference invalid error/

    By ceties,
    • 2 replies
    • 0 views

  4. Design Question: Encoding special characters in INI section and key names

    By Jim Kring,
    • 2 replies
    • 0 views

  5. Stepping up input

    By Asotop,
    • 2 replies
    • 2k views

  6. While Loop control

    By NetGnome,
    • 2 replies
    • 1.9k views

  7. Hierarchical State Machines, Statechart module, and advice

    By MarkCG,
    • 2 replies
    • 3.4k views

  8. "Key Down?" stalls VI

    By tam,
    • 2 replies
    • 0 views

  9. Low Coupling Architecture for Data Storage

    By theoneandonlyjim,
    • 2 replies
    • 2.7k views

  10. Passing Control References to Sub VI

    By GraemeJ,
    • 2 replies
    • 0 views

  11. SubVIs calling subVIs that need to be reentrant - what level needs to be reentrant?

    By george seifert,
    • 2 replies
    • 5.3k views

  12. How to document vi.lib calls in your LabVIEW Application (Find>>Select

    By rayodyne,
    • 2 replies
    • 0 views

  13. unconstrained optimization lv 8.20

    By olivierm,
    • 2 replies
    • 0 views

  14. Increment once on boolean change

    By eddiemerckx,
    • 2 replies
    • 7.5k views

  15. Inine SubVI

    By Guest,
    • 2 replies
    • 4.2k views

  16. dynamically change a cluster elements name

    By Eagle[200x],
    • 2 replies
    • 0 views

  17. Architecture Puzzle

    By Angle,
    • 2 replies
    • 2.9k views

  18. How to run and stop a vi in network computer.

    By yyhua,
    • 2 replies
    • 0 views

  19. How to control cursor position inside a string control?

    By MIKE M,
    • 2 replies
    • 0 views

  20. Programmatic value change event handling

    By Graeme,
    • 2 replies
    • 0 views

  21. Parallel Event Structures Missing Event

    By El_Frito,
    • 2 replies
    • 0 views

  22. reentrant VIs

    By i2dx,
    • 2 replies
    • 0 views
    • i2dx
    • i2dx

  23. Capturing events when writing to Value(Signaling)

    By jed,
    • 2 replies
    • 2.8k views

  24. OpenG Message Queue

    By malef,
    • 2 replies
    • 0 views

  25. DAQmx channels and tasks managment

    By pawhan11,
    • 2 replies
    • 3.3k views

  26. Automated text environment

    By pm998,
    • 2 replies
    • 2.4k views

  27. plotting multiple analog waveform

    By jennifer CLINTT,
    • 2 replies
    • 0 views

  28. Event Case: Active only during a single block of a sequence?

    By professor_rumsdiegeige,
    • 2 replies
    • 0 views

  29. Multi Thread Processors - Queue Based (CAL Prep)

    By alecjcook,
    • 2 replies
    • 3k views

  30. how to read values from a constant table or array?

    By sirzrx,
    • 2 replies
    • 0 views

  31. Multi threaded telnet comms

    By alecjcook,
    • 2 replies
    • 8.2k views

  32. Protocol architecture taking care of different interfaces (Serial, USB, Ethernet)

    By whitenoiz,
    • 2 replies
    • 2.9k views

  33. how to multitask in labview?

    By DTU-WIND,
    • 2 replies
    • 0 views

  34. State machines on Real Time

    By Ton Plomp,
    • 2 replies
    • 2.2k views

  35. My impressions with LV 8.5

    By Götz Becker,
    • 2 replies
    • 0 views

  36. What is the best method to run reentrant VIs?

    By trosier,
    • 2 replies
    • 0 views

  37. Communication across VI's

    By HeLo,
    • 2 replies
    • 0 views

  38. save project issue

    By bulebell,
    • 2 replies
    • 2.1k views

  39. Replacement for the old Callee's Property

    By viSci,
    • 2 replies
    • 1.9k views

  40. Queued State Machine Article Posted on ExpressionFlow

    By alukindo,
    • 2 replies
    • 0 views

  41. Broadcast Actor (AF with a touch of DQMH)

    By jhoehner,
    • 2 replies
    • 7.5k views

  42. Plug-in architecture as exe in 8.5

    By zythum,
    • 2 replies
    • 0 views

  43. Temperature/Voltage Control

    By theoneandonlyjim,
    • 2 replies
    • 2.5k views

  44. Timestamps & Waveforms: No distinction in variants?

    By mje,
    • 2 replies
    • 2.3k views
    • mje
    • mje

  45. Time consumed in VI doesn't seem to match Profile data

    By george seifert,
    • 2 replies
    • 2.7k views

  46. Reverse Engineering Techniques and Tools

    By viSci,
    • 2 replies
    • 5.2k views

  47. Get current pen position in Picture Control

    By Michael Aivaliotis,
    • 2 replies
    • 0 views

  48. Multiple VI's Reading From Same Hardware

    By lvb,
    • 2 replies
    • 0 views

  49. Timer with Pause via Functional Global

    By BenD,
    • 2 replies
    • 0 views

  50. who can resolve this?

    By weng2008,
    • 2 replies
    • 0 views

  51. Access global variables programatically

    By Anders Björk,
    • 2 replies
    • 0 views

  52. Queue problem

    By Gary Rubin,
    • 2 replies
    • 0 views

  53. Application builder makes VI's run faster?

    By mermeladeK,
    • 2 replies
    • 0 views

  54. Menu Editor and Handling

    By Tofael Ahamed,
    • 2 replies
    • 0 views

  55. What happened to the LV option to make a new connector required?

    By george seifert,
    • 2 replies
    • 2.1k views

  56. Help with 3D Plotting Features

    By Khirsah17,
    • 2 replies
    • 2.1k views

  57. Array of clusters and for loop

    By Mourad,
    • 2 replies
    • 0 views

  58. need Help in popup issue

    By Farid2010,
    • 2 replies
    • 1.8k views

  59. Changing the XControl Templates

    By Michael Aivaliotis,
    • 2 replies
    • 0 views

  60. Designing a Control System

    By bradjb911,
    • 2 replies
    • 2.1k views

  61. How to disable right mouse click

    By AndreLuis,
    • 2 replies
    • 4.8k views

  62. Pulse Measurements VI gives wrong answer (LV 2009)

    By george seifert,
    • 2 replies
    • 2.8k views

  63. QMH in a subVi within a QMH type application

    By Walter Gunter,
    • 2 replies
    • 3.3k views

  64. Cllusters containing latching buttons

    By MartinMcD,
    • 2 replies
    • 1.9k views

  65. question on "Type cast"?

    By arteta,
    • 2 replies
    • 0 views

  66. changing colors of booleans in a cluster

    By Jon Sweeney,
    • 2 replies
    • 0 views

  67. Plot high frequency data with low CPU load

    By Eugen Graf,
    • 2 replies
    • 0 views

  68. Parameter tables in a state machine

    By Gulstaff,   
    • 2 replies
    • 3k views

  69. Parameters to SubVIs: reference or copy?

    By professor_rumsdiegeige,
    • 2 replies
    • 0 views

  70. Multiple events and subplanels

    By dkapla2,
    • 2 replies
    • 0 views

  71. Should I be able to probe in a callback VI?

    By george seifert,
    • 2 replies
    • 2.3k views

  72. Why doesn't a subVI open in exe when the "Show front panel" is checked?

    By george seifert,
    • 2 replies
    • 2.2k views

  73. Fire an event during Combo selection

    By crelf,
    • 2 replies
    • 0 views

  74. Creating lookup table

    By shashank,
    • 2 replies
    • 0 views

  75. if-than structure

    By mezga,
    • 2 replies
    • 0 views

  76. JKI VI Tester - Use of suites and cases to test multiple classes in the same way

    By Christian Butcher,   
    • 2 replies
    • 4.6k views

  77. Missing Property: VI.FrontPanelWindow.Origin

    By i2dx,
    • 2 replies
    • 0 views

  78. Forgotten DVR (memory leak?)

    By mike5,
    • 2 replies
    • 2.3k views

  79. Get VI reference in a different app ref

    By JDave,
    • 2 replies
    • 0 views

  80. Variant vs. flattened string

    By eaolson,
    • 2 replies
    • 0 views

  81. Data type parsing

    By black1234572,
    • 2 replies
    • 2.3k views

  82. How to trigger user events inside Action Engine (or FGV) between multiple VIs?

    By njsss,
    • 2 replies
    • 3.2k views

  83. New LabView design

    By krilevak,
    • 2 replies
    • 2.6k views

  84. Application recovery

    By Harris Hu,   
    • 2 replies
    • 2.5k views

  85. Application control

    By karthas,
    • 2 replies
    • 0 views

  86. Application Wide Conditional Disable Symbols

    By i2dx,
    • 2 replies
    • 0 views

  87. Descriptive vi reference name for use in a cluster

    By dblk22vball,
    • 2 replies
    • 0 views

  88. Clear error VI inserted in error wire on LV2009 code

    By george seifert,
    • 2 replies
    • 2.4k views

  89. Is this a good place to use the "swap value" primitive?

    By infinitenothing,
    • 2 replies
    • 2.4k views

  90. security page block isssue

    By psiam,
    • 2 replies
    • 0 views

  91. Get list of dynamic VI within an executable

    By george seifert,
    • 2 replies
    • 2.2k views

  92. Prevent 'Save changes'

    By Ton Plomp,
    • 2 replies
    • 0 views

  93. Producer/Consumer Case Structure oddity

    By Graeme,
    • 2 replies
    • 0 views

  94. Dynamic arrays

    By rkapoor,
    • 2 replies
    • 0 views

  95. notifier understanding

    By robert.berger,
    • 2 replies
    • 0 views

  96. Disable labview/windows 7 help dialog

    By kiyuna,   
    • 2 replies
    • 3.1k views

  97. adding timer control to my program

    By mic_k86,
    • 2 replies
    • 0 views

  98. Triggering user event from dynamic VI

    By Ton Plomp,
    • 2 replies
    • 0 views

  99. Dynamic Loading Classes using Interfaces, this year I'm finally doing it...

    By IpsoFacto,
    • 2 replies
    • 2.5k views

  100. Labview Variables

    By professor_rumsdiegeige,
    • 2 replies
    • 0 views
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