Table 1.
Pin Assignments for the NI 9881
Connector
Pin
Signal
6
7
8
9
1
2
3
4
5
1
No Connection (NC)
2
CAN_L
3
COM
4
NC
5
SHLD
6
COM
7
CAN_H
8
NC
9
V
SUP
CAN Bus Topology and Termination
A CAN bus consists of two or more CAN nodes cabled together.
The CAN_H and CAN_L pins of each node are connected to the
NI 9881 Getting Started Guide
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© National Instruments
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