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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.

1,113 topics in this forum

  1. warning.txt

    By pbruno11,
    • 0 replies
    • 3.8k views

  2. Read an ".ini" file and create a certain icon, by using the information given in the ".ini" file.

    By Michael,
    • 3 replies
    • 3.8k views

  3. Multi-Device Acquisition

    By JamesMc86,
    • 5 replies
    • 3.8k views

  4. Improving sampling rate for single acquisition in while loop

    By rasmusvt,   
    • 3 replies
    • 3.8k views

  5. Selecting a Design Pattern

    By task,
    • 5 replies
    • 3.8k views

  6. Libraries and best practices

    By Stagg54,   
    • 5 replies
    • 3.8k views

  7. Panel Actors Launched from non Panel Actor

    By timewaster1700,
    • 0 replies
    • 3.8k views

  8. Discrete Time Kalman Filter for Higher Order Systems

    By Calorified,
    • 1 reply
    • 3.7k views

  9. Slow Waveform Concanenation

    By ctr26,   
    • 1 reply
    • 3.7k views

  10. front panel indicator lag

    By longzoo,
    • 5 replies
    • 3.7k views

  11. Error handling architecture

    By Greg Hupp,
    • 3 replies
    • 3.7k views

  12. Application recovery

    By Harris Hu,   
    • 2 replies
    • 3.7k views

  13. Is it possible to hand control to an external application?

    By azhew,
    • 6 replies
    • 3.7k views

  14. Possible design for stateless notifiers

    By infinitenothing,
    • 4 replies
    • 3.7k views

  15. Please guide me to acquire data from multi-serial ports

    By lovemachinez,   
    • 4 replies
    • 3.7k views

  16. Primer on the new Multiple Errors VIs?

    By X___,
    • 4 replies
    • 3.7k views

  17. Same code, new VI, working

    By mike5,
    • 1 reply
    • 3.7k views

  18. Lazy Lists in Labview

    By valarauca,   
    • 3 replies
    • 3.7k views

  19. Downhill Simplex Problem

    By Kas,
    • 3 replies
    • 3.7k views
    • Kas
    • Kas

  20. Subject: ArT_Actors: A Step beyond Actor Framework 3.0?

    By Dmitry,   
    • 0 replies
    • 3.7k views

  21. Programatically specify automation refnum input?

    By george seifert,
    • 4 replies
    • 3.7k views

  22. Looking for examples of cooperative multitasking hardware projects

    By Aristos Queue,
    • 5 replies
    • 3.6k views

  23. control design and simulation error: "wire: is a member of cycle"

    By yudaermawan,   
    • 1 reply
    • 3.6k views

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

    By IpsoFacto,
    • 2 replies
    • 3.6k views

  25. Parameter tables in a state machine

    By Gulstaff,   
    • 2 replies
    • 3.6k views

  26. Stream a VI file across a network

    By John Lokanis,
    • 4 replies
    • 3.6k views

  27. need help dipping my toe into Actor programming

    By jcarmody,
    • 3 replies
    • 3.5k views

  28. Disable labview/windows 7 help dialog

    By kiyuna,   
    • 2 replies
    • 3.5k views

  29. Measurement Utility

    By Perj62,   
    • 1 reply
    • 3.5k views

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

    By alecjcook,
    • 2 replies
    • 3.5k views

  31. Do we prefer to have a cancelled output or an ok output?

    By Neil Pate,
    • 9 replies
    • 3.5k views

  32. Getting out of "internal error"

    By mike5,
    • 3 replies
    • 3.5k views

  33. Save and restore clusters. Restore won't know which values are being restored.

    By george seifert,
    • 4 replies
    • 3.5k views

  34. Unnecessary Polymorphic Types

    By hooovahh,
    • 5 replies
    • 3.5k views

  35. hierarchical component system states and dependencies

    By PaulL,
    • 5 replies
    • 3.4k views

  36. VNC right-clicks in LV don't work

    By george seifert,
    • 3 replies
    • 3.4k views

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

    By george seifert,
    • 2 replies
    • 3.4k views

  38. RFC: How to get AppBuild to automagically know what to include on host for a particular RT/remote?

    By Aristos Queue,
    • 4 replies
    • 3.4k views

  39. Reentrant Global In Clones

    By hooovahh,
    • 4 replies
    • 3.4k views

  40. How to display RT Data on a multicolumn listbox?

    By Fred chen,   
    • 0 replies
    • 3.4k views

  41. Capturing events when writing to Value(Signaling)

    By jed,
    • 2 replies
    • 3.4k views

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

    By infinitenothing,
    • 2 replies
    • 3.3k views

  43. Another "dynamic call" topic: No frontpanels

    By mstoeger,   
    • 4 replies
    • 3.3k views

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

    By whitenoiz,
    • 2 replies
    • 3.3k views

  45. Architecture Puzzle

    By Angle,
    • 2 replies
    • 3.3k views

  46. Architecture Confusion

    By dblk22vball,
    • 1 reply
    • 3.3k views

  47. Drag cursor on 3d parametric graph

    By wallage,
    • 3 replies
    • 3.3k views

  48. Querying the build number of a built executable from another built executable

    By MartinMcD,
    • 3 replies
    • 3.3k views

  49. Where to put settings modules in my DQMH program?

    By Nokaroa,
    • 5 replies
    • 3.3k views

  50. Inline vi and shared clone execution Win vs RT

    By bsvingen,
    • 4 replies
    • 3.3k views

  51. Waveform to array of VData

    By pawhan11,
    • 3 replies
    • 3.3k views

  52. Low Coupling Architecture for Data Storage

    By theoneandonlyjim,
    • 2 replies
    • 3.3k views

  53. Why is indexing conditional tunnel 3x faster than shift registers

    By Jacemdom,
    • 4 replies
    • 3.3k views

  54. Priority for IPEs blocked on DVR references

    By mje,
    • 4 replies
    • 3.3k views

  55. Automation of a Manual QSM

    By Dragoon235,
    • 3 replies
    • 3.3k views

  56. Use Data Value Reference with In Place Structure instead of shift register?

    By george seifert,
    • 1 reply
    • 3.2k views

  57. For loop parallelization

    By Gary Rubin,
    • 4 replies
    • 3.2k views

  58. Is a Data copy made when dequeuing an element and requeueing somewhere else?

    By AlexA,
    • 2 replies
    • 3.2k views

  59. Design DAQmx tasks: many channels/task?

    By Synss,
    • 1 reply
    • 3.2k views

  60. Sub VI

    By maziyar mahmoodi,
    • 3 replies
    • 3.2k views

  61. LV text rendering, MBCS, OS, Unicode

    By pawhan11,
    • 0 replies
    • 3.1k views

  62. Open strictly typed VI reference is blocked by root loop

    By swenp,
    • 1 reply
    • 3.1k views

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

    By george seifert,
    • 2 replies
    • 3.1k views

  64. Panel Actors Work in Dev but fail to display in Runtime

    By timewaster1700,
    • 0 replies
    • 3.1k views

  65. Design server using LabVIEW

    By touchthesky,
    • 1 reply
    • 3.1k views

  66. Data type parsing

    By black1234572,
    • 2 replies
    • 3.1k views

  67. Obtaining SceneMesh parameters of 3D objects

    By Philippe123,   
    • 1 reply
    • 3k views

  68. Sub VI paradigm: Internal to a loop

    By AlexA,
    • 3 replies
    • 3k views

  69. Adjust XY Scales Individually - Array of Clusters

    By Dan07,
    • 5 replies
    • 3k views

  70. New LabView design

    By krilevak,
    • 2 replies
    • 3k views

  71. Rule Engine / Rete algorithm in LabVIEW

    By 0_o,   
    • 0 replies
    • 3k views
    • 0_o
    • 0_o

  72. Dynamic Loading and Unloading of Libs?

    By danielsan,
    • 2 replies
    • 3k views

  73. Stepping up input

    By Asotop,
    • 2 replies
    • 3k views

  74. labviewv.lib could not locate "ni_variable_UnregisterProviderCallback"

    By bulebell,
    • 1 reply
    • 3k views

  75. Project specific palette

    By Daklu,
    • 5 replies
    • 3k views

  76. Timestamps & Waveforms: No distinction in variants?

    By mje,
    • 2 replies
    • 3k views
    • mje
    • mje

  77. Certain Channel as X-Axis

    By kull3rk3ks,   
    • 1 reply
    • 3k views

  78. Temperature/Voltage Control

    By theoneandonlyjim,
    • 2 replies
    • 2.9k views

  79. viServer - problem with LV instances

    By DaveX,
    • 4 replies
    • 2.9k views

  80. Controlling a menu driven device

    By Phillip Brooks,
    • 2 replies
    • 2.9k views

  81. Functional Mock Up Interface

    By RaghuDLR,
    • 0 replies
    • 2.9k views

  82. Tracking which Background LV Processes are still running

    By Rollin1,
    • 4 replies
    • 2.9k views
    • lvb
    • lvb

  83. Spawning processes - reentrant or *.vit?

    By MartinMcD,
    • 3 replies
    • 2.9k views

  84. Short cut creation with arbitrary keys

    By Michael,
    • 4 replies
    • 2.9k views

  85. Removing an element from a global array affects other elements in the array

    By zack13532,
    • 4 replies
    • 2.9k views

  86. Pop up error if COM port is already in use

    By CodE,
    • 1 reply
    • 2.9k views

  87. Architecture for stopping calculation if new data comes in

    By infinitenothing,
    • 4 replies
    • 2.9k views

  88. dt_openlayer acquisition into qmh style application

    By pitermann,
    • 3 replies
    • 2.8k views

  89. Suggestions on reading UI events in 3 prodcuer 1 consumer design?

    By arizzi12,
    • 3 replies
    • 2.8k views

  90. MGI Solution Explorer Update

    By QueueYueue,   
    • 0 replies
    • 2.8k views

  91. Data Value Reference Problem

    By alecjcook,
    • 2 replies
    • 2.8k views

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

    By george seifert,
    • 2 replies
    • 2.8k views

  93. Interesting conversation about Actors, Scala, Erlang, etc

    By viSci,
    • 0 replies
    • 2.8k views

  94. LABVIEW CVI

    By lovemachinez,
    • 1 reply
    • 2.8k views

  95. Automated text environment

    By pm998,
    • 2 replies
    • 2.8k views

  96. Forgotten DVR (memory leak?)

    By mike5,
    • 2 replies
    • 2.8k views

  97. Add an option

    By black1234572,
    • 1 reply
    • 2.8k views

  98. Update IVI session in while loop

    By cyro,
    • 3 replies
    • 2.8k views

  99. NI Bluetooth Auto Trigger VI

    By alecjcook,   
    • 0 replies
    • 2.7k views

  100. Sub VIs launching themselves on project-open

    By MartinMcD,
    • 3 replies
    • 2.7k views
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