Counter Input >> Timestamp >> Initial Seconds

NI-DAQmx C Properties

Counter Input >> Timestamp >> Initial Seconds

Data Type: uInt32
Description: Specifies the number of seconds that elapsed since the beginning of the current year. This value is ignored if Synchronization Method is DAQmx_Val_IRIGB.

You can get/set/reset this property using:
  DAQmxGetCITimestampInitialSeconds
  DAQmxSetCITimestampInitialSeconds
  DAQmxResetCITimestampInitialSeconds