ArmStartTrigger.ConfigureDigitalEdgeTrigger Method
- Updated2023-02-21
- 1 minute(s) read
ArmStartTriggerConfigureDigitalEdgeTrigger Method
Configures a task to arm for a start trigger upon a rising or falling edge of a digital signal.
Namespace: NationalInstruments.DAQmx
Assembly: NationalInstruments.DAQmx (in NationalInstruments.DAQmx.dll) Version: 20.7.40.49302
Syntax
public void ConfigureDigitalEdgeTrigger( string source, DigitalEdgeArmStartTriggerEdge edge )
Public Sub ConfigureDigitalEdgeTrigger ( source As String, edge As DigitalEdgeArmStartTriggerEdge )
Parameters
- source
- Type: SystemString
The terminal of the trigger signal. - edge
- Type: NationalInstruments.DAQmxDigitalEdgeArmStartTriggerEdge
The edge of the trigger signal that causes the task to arm to respond to a start trigger.
Exceptions
| Exception | Condition |
|---|---|
| DaqException | The NI-DAQmx driver returned an error. |
Remarks
The NI-DAQmx driver does not determine if the requested settings are possible until the task is verified. ConfigureDigitalEdgeTrigger(String, DigitalEdgeArmStartTriggerEdge) does not throw an exception for parameter values that are not compatible with your hardware or other settings in your task. To determine if all of the settings for a Task are valid, you must verify the task by starting the task, either with Start or by reading from or writing to the task, or by calling Control(TaskAction) with Verify.