Trigger Sources

NI signal generators support the following possible trigger sources:

  • Immediate, also known as software
  • Digital front panel connector
  • RTSI bus trigger lines (PCI devices)
  • PXI trigger bus lines (backplane of PXI devices)
  • PXI star trigger line
  • PFI inputs (SMB front panel connectors)

The following figure shows the trigger sources for NI signal generators:

Figure 19. Trigger Sources

1378

For NI signal generators, trigger sources are software selectable.

To set a trigger source, use the parameters in the niFGEN Configure Trigger VI or the niFgen_ConfigureTriggerSource function.