Counter Input >> General Properties >> More >> Advanced >> Data Transfer and Memory >> USB Transfer Request Size

NI-DAQmx C Reference Help

Edition Date: January 2019

Part Number: 370471AM-01

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Data Type: uInt32
Description: Specifies the maximum size of a USB transfer request in bytes. Modify this value to affect performance under different combinations of operating system and device.


You can get/set/reset this property using:

  DAQmxGetCIUsbXferReqSize

  DAQmxSetCIUsbXferReqSize

  DAQmxResetCIUsbXferReqSize

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