Specifies the source of the digital edge pulse trigger. This property is used only when you set the Pulse Mode Enabled property to True and set the Pulse Trigger Type property to Digital Edge.

You do not need to use a selector string to configure or read this property for the default signal instance. Refer to the Selector Strings topic for information about the string syntax for named signals.

The default of this property is "" (empty string).

Remarks

The following table lists the characteristics of this property.

Short Name Pulse Digital Edge Trigger Source
Data type cstr.png
Permissions Read/Write
High-level VIs N/A
Resettable Yes
PFI0 PFI0

The trigger is received on PFI 0.
PFI1 PFI1

The trigger is received on PFI 1.
PXI_Trig0 PXI_Trig0

The trigger is received on PXI trigger line 0.
PXI_Trig1 PXI_Trig1

The trigger is received on PXI trigger line 1.
PXI_Trig2 PXI_Trig2

The trigger is received on PXI trigger line 2.
PXI_Trig3 PXI_Trig3

The trigger is received on PXI trigger line 3.
PXI_Trig4 PXI_Trig4

The trigger is received on PXI trigger line 4.
PXI_Trig5 PXI_Trig5

The trigger is received on PXI trigger line 5.
PXI_Trig6 PXI_Trig6

The trigger is received on PXI trigger line 6.
PXI_Trig7 PXI_Trig7

The trigger is received on PXI trigger line 7.
PXI_STAR PXI_STAR

The trigger is received on the PXI star trigger line. Note that, RFmxVNA does not yet support this trigger line.
PXIe_DStarB PXIe_DStarB

The trigger is received on the PXIe DStar B trigger line.