Appendix D
Using the Trigger Ports on the NI VXI-8360LT
VXI-MXI-Express Series User Manual
D-4
ni.com
For Driven Mode Triggers
Complete the following steps to map a trigger from the VXI backplane to
the wired VXI backplane trigger bus:
Driving Device
1.
In MAX configure the trigger to be mapped as
Out of the Frame
.
2.
Set the trigger’s hardware switch to
Driven
.
Listening Device
1.
In MAX configure the respective trigger lines as
Into the Frame
.
2.
Set the trigger’s hardware switch to
Receiver
.
Note
Do not select
Receiver w/Bias Device
in Driven mode. Doing so will produce
undefined results.
For Wired-Or Mode Triggers
Complete the following steps to map a trigger from the VXI backplane to
the wired VXI backplane trigger bus:
Driving Device
1.
In MAX configure the trigger to be mapped as
Out of the Frame
.
2.
Set the trigger’s hardware switch to configure it as a
Wired-OR
.
Listening Device
1.
In MAX configure the trigger to be mapped as
In to Frame
.
2.
Set the trigger’s hardware switch to select the type of receiver needed.
If the device is going to bias the wired VXI backplane trigger bus, set
the trigger’s hardware switch for
Receiver w/BIAS Device
.
3.
If the device is going to be a receiver, set the trigger hardware switch
to
Receiver
.
Note
Ensure only one receiving device is configured as the
Receiver w/BIAS Device
.
Having more than one bias device on a trigger channel will produce undefined results.