Which NI Digital IO Devices Support Change Detection?

Updated Aug 20, 2024

Issue Details

Which NI Digital I/O (DIO) devices support change detection?

Solution

The following NI DIO devices support change detection as of NI-DAQmx, version 8 and later:
  • Industrial DIO
    • NI 6509
    • NI 6510
    • NI 6511
    • NI 6514/6515
    • NI 6518/6519
    • NI 6520/6521
    • NI 6528/6529  
  • NI USB-6525
  • High-Speed DIO
    • NI 653X  
  • Multifunction Data Acquisition (DAQ)
    • NI 6154  
  • Some M Series (Port 0 ONLY)
  • X Series
  • NI 6612
  • C Series (cDAQ and cRIO with DAQmx Capability ONLY) 
    • NI 9401
    • NI 9402
    • NI 9411
    • NI 9421
    • NI 9422
    • NI 9423
    • NI 9435

Additional Information

USB Bus-Powered M Series devices like the USB-6210 and USB-6211 and our Industrial M Series cards (NI 623x) DO NOT support change detection.  However, High-Performance USB, PCI M Series, and PXI M Series devices DO support change detection. 

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