NI-DAQ™mx C Reference

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Product DocumentationNI-DAQ™mx C ReferenceStart >> Digital Pattern >> Trigger WhenCurrent page
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Start >> Digital Pattern >> Trigger When

Data Type: int32
Description: Specifies whether the Start Trigger occurs when the physical channels specified with Source match or differ from the digital pattern specified with Pattern.

Valid values

DAQmx_Val_PatternMatches 10254 Trigger when the physical channels match the specified pattern.
DAQmx_Val_PatternDoesNotMatch 10253 Trigger when the physical channels do not match the specified pattern.


You can get/set/reset this property using:
  DAQmxGetDigPatternStartTrigWhen
  DAQmxSetDigPatternStartTrigWhen
  DAQmxResetDigPatternStartTrigWhen

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