What is CANopen

CANopen is a CAN based high level protocol. It defines some protocols to :

1. Configure a CAN network.
2. Transmit data to a specific node or in broadcast.
3. Administrate the network. For example detecting a not responding node.

The documentation can be found in the Can in automation website :

http://www.can-cia.de/canopenhttp://www.can-cia.de/canopen

The most important document about CANopen is the normative CiA Draft Standard 301, version 4.02. You can now download with no cost the specification in Can in automation website.

To continue reading this document, let us assume that you have read some papers introducing CANopen.