Chapter 3
I/O Information
©
National Instruments
3-11
Trigger
The TRIG connector is the software-controlled trigger connection for
routing PXI triggers to or from the backplane trigger bus.
Figure 3-8 shows the TRIG connector location on the NI PXI-8820.
Table 3-8 lists and describes the trigger connector signals.
Figure 3-8.
TRIG Connector Location and Pinout
Table 3-8.
TRIG Connector Signals
Pin
Signal Name
Signal Description
1
TRIG
Trigger
2 (Shield)
GND
Ground
1
2
USER2
USER2
USER1
USER1
PWR OK /
K /
FAULT
FAULT
DRIVE
RIVE
TRIG
RIG
RESET
RESET
NI PXI-8820
Embedded Controller
ACT/
ACT/
LINK
LINK
10/
0/100
00
/1000
/1000