PretriggerSamples Property

NI VeriStand 2018 Help

Edition Date: May 2018

Part Number: 372846M-01

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DAQTriggers Class See Also


Gets or sets the number of samples per channel prior to the ReferenceTrigger to include in the acquisition that begins when the trigger occurs.

Namespace: NationalInstruments.VeriStand.SystemDefinitionAPI

Assembly: NationalInstruments.VeriStand.SystemDefinitionAPI (in NationalInstruments.VeriStand.SystemDefinitionAPI.dll) Version: 2017.0.0.0 (2017.0.0.128)

Syntax

Visual Basic (Declaration)
Public Property PretriggerSamples As UInteger

C#
public uint PretriggerSamples { get; set; }

Visual C++
public:
property unsigned int PretriggerSamples {
	unsigned int get ();
	void set (unsigned int value);
}

Property Value

The number of samples per channel prior to the ReferenceTrigger to include in the acquisition. The default value is 500.

Remarks

The number of post-trigger samples per channel in the acquisition is equal to total number of samples per channel, specified by the AcquisitionSamples property of the DAQTaskAI, minus the PretriggerSamples.

See Also

Reference

DAQTriggers Class

NationalInstruments.VeriStand.SystemDefinitionAPI Namespace

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