NI-RFSA C Function Reference

NIRFSA_ATTR_DIGITAL_EDGE_START_TRIGGER_EDGE

  • Updated2025-07-17
  • 1 minute(s) read

NIRFSA_ATTR_DIGITAL_EDGE_START_TRIGGER_EDGE

Specific Attribute

Data
type
Access High Level Functions
ViInt32 R/W niRFSA_ConfigureDigitalEdgeStartTrigger

Description

Specifies the active edge for the Start Trigger. This attribute is used only when the NIRFSA_ATTR_START_TRIGGER_TYPE attribute is set to NIRFSA_VAL_DIGITAL_EDGE.

Defined and Valid Values:

Value Description Valid For
NIRFSA_VAL_RISING_EDGE (900) The trigger asserts on the rising edge of the signal. PXI-5661, PXIe-5663/5663E/5665/5668
NIRFSA_VAL_FALLING_EDGE (901) The trigger asserts on the falling edge of the signal PXIe-5668

Default Value: NIRFSA_VAL_RISING_EDGE

Supported Devices: PXIe-5644/5645/5646, PXI-5661, PXIe-5663/5663E/5665/5667/5668, PXIe-5820/5830/5831/5832/5840/5841/5842/5860

Related Topics

Triggers

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