Chapter 2 Function Reference — Configure_HW_Analog_Trigger
©
National Instruments Corporation 2-85 NI-DAQ FRM for PC Compatibles
•ND_BELOW_LOW_LEVEL—The trigger is generated when the signal value is less than the
lowValue. highValue is unused.
Figure 2-4. ND_BELOW_LOW_LEVEL
•ND_ABOVE_HIGH_LEVEL—The trigger is generated when the signal value is greater than
the highValue. lowValue is unused.
Figure 2-5. ND_ABOVE_HIGH_LEVEL
•ND_INSIDE_REGION—The trigger is generated when the signal value is between the
lowValue and the highValue.
Figure 2-6. ND_INSIDE_REGION
lowValue
Trigger
highValue
Trigger
highValue
Trigger
lowValue