Expiration States >> Digital Output >> Expiration State

NI-DAQmx C Reference Help

Edition Date: January 2019

Part Number: 370471AM-01

»View Product Info
Download Help (Windows Only)
Data Type: int32
Description: Specifies the state to which to set the digital physical channels when the watchdog task expires. You cannot modify the expiration state of dedicated digital input physical channels.


Valid values

DAQmx_Val_High 10192 Logic high.
DAQmx_Val_Low 10214 Logic low.
DAQmx_Val_Tristate 10310 High-impedance state. You can select this state only on devices with bidirectional lines. You cannot select this state for dedicated digital output lines. On some devices, you can select this value only for entire ports.
DAQmx_Val_NoChange 10160 Do not change the state of the lines. On some devices, you can select this value only for entire ports.



You can get/set/reset this property using:

  DAQmxGetWatchdogDOExpirState

  DAQmxSetWatchdogDOExpirState

  DAQmxResetWatchdogDOExpirState

WAS THIS ARTICLE HELPFUL?

Not Helpful