Digital Output >> General Properties >> Advanced >> Data Transfer and Memory >> Data Transfer Request Condition

NI-DAQmx C Reference Help

Edition Date: January 2019

Part Number: 370471AM-01

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Data Type: int32
Description: Specifies under what condition to transfer data from the buffer to the onboard memory of the device.


Valid values

DAQmx_Val_OnBrdMemEmpty 10235 Transfer data to the device only when there is no data in the onboard memory of the device.
DAQmx_Val_OnBrdMemHalfFullOrLess 10239 Transfer data to the device any time the onboard memory is less than half full.
DAQmx_Val_OnBrdMemNotFull 10242 Transfer data to the device any time the onboard memory of the device is not full.



You can get/set/reset this property using:

  DAQmxGetDODataXferReqCond

  DAQmxSetDODataXferReqCond

  DAQmxResetDODataXferReqCond

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