CANopen is a CAN-based protocol for embedded systems using a DB9 connector as defined by CiA 303, used in medical equipment and industrial machines.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Reserved | Manufacturer defined | I/O |
| 2 | CAN_L | CAN bus low | BUS |
| 3 | CAN_GND | CAN ground | GND |
| 5 | CAN_SHLD | Optional shield | GND |
| 7 | CAN_H | CAN bus high | BUS |
| 9 | CAN_V+ | Optional supply 7V-13V | PWR |
CANopen is a CAN-based protocol for embedded systems using a DB9 connector as defined by CiA 303, used in medical equipment and industrial machines.