
PCI-1680U/1682U User Manual 96
5.1 Pin Assignments
Figure 5.1 shows the pin assignment for the card's DB-9 connectors:
Figure 5.1 PCI-1680U/1682U DB-9 pin assignment
5.2 Wiring
The CAN standard supports half-duplex communication. This means that just two
wires are used to transmit and receive data.
Table 5.1: PCI-1680U/1682U Pin Wiring and Description
PCI-1680U/1682U DTE (male DB-9) Terminal DTE
Pin Signal Signal
2CAN_L CAN_L
3GND GND
7CAN_H CAN_H
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