Clocks >> Sample Clock >> Output Terminal

NI-DAQmx C Properties

Clocks >> Sample Clock >> Output Terminal

Data Type: char*
Description: Specifies the terminal to which to route the Sample Clock.

You can get/set/reset this property using:
  DAQmxGetExportedSampClkOutputTerm
  DAQmxSetExportedSampClkOutputTerm
  DAQmxResetExportedSampClkOutputTerm