Hardware overview

CAN Terminating Resistor

The card features CAN terminating resistors (120 ohm). These can be activated via a jumper (up to hardware version 3) or a slide switch (from hardware version 4) near the CAN connectors.

The Flash Disk socket is currently not in use.

FC5102

Pinout

The CAN bus line is connected via 9-pin Sub-D sockets with the following pinout.

Pin	Pinout
2	CAN low (CAN-)
3	CAN Ground (internally connected to pin 6)
5	Shield
6	CAN Ground (internally connected to pin 3)
7	CAN high (CAN+)

The unlisted pins are not connected.

Note: an auxiliary voltage of up to 30 V_DC may be connected to pin 9. Some CAN devices use this to supply the transceiver.

FC5102 panel