NI-TClk
Sync Pulse Source Property

Short Name: SyncPulseClk

Specifies the Sync Pulse source. This property is most often used when synchronizing a multichassis system.

Values

Empty string.

PXI Devices

"PXI_Trig0" through "PXI_Trig7" and device-specific settings

PCI Devices

"RTSI_0" through "RTSI_7" and device-specific settings

Examples of Device-Specific Settings

• NI PXI-5122 supports "PFI0" and "PFI1"
• NI PXI-5421 supports "PFI0", "PFI1", "PFI4", and "PFI5"
• NI PXI-6551/6552 supports "PFI0", "PFI1", "PFI2", and "PFI3"

Default Value

The default value (empty string) directs the niTClk Synchronize VI to set this property when all the synchronized devices are in one PXI chassis or in one PC. To synchronize a multichassis system, you must set this property before calling the niTClk Synchronize VI.

Remarks

The following table lists the characteristics of this property.

Data Type	ViString
Permissions	R/W
Corresponding Active Channels	N/A