Counter Output >> Pulse >> Time >> Low Time

NI-DAQmx C Properties

Counter Output >> Pulse >> Time >> Low Time

Data Type: float64
Description: Specifies the amount of time that the pulse is at a low voltage. This value is in the units you specify with Units or when you create the channel.

You can get/set/reset this property using:
  DAQmxGetCOPulseLowTime
  DAQmxSetCOPulseLowTime
  DAQmxResetCOPulseLowTime