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NI-DAQmx C Properties

More >> Pause >> Digital Pattern >> Source

Data Type: char*
Description: Specifies the physical channels to use for pattern matching. The order of the physical channels determines the order of the pattern. If a port is included, the lines within the port are in ascending order.

You can get/set/reset this property using:
  DAQmxGetDigPatternPauseTrigSrc
  DAQmxSetDigPatternPauseTrigSrc
  DAQmxResetDigPatternPauseTrigSrc