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### CAN Controller Area Network according to SAE J1939

The CAN bus is an asynchronous, serial field bus that was developed by Bosch in 1983 for the intelligent networking of controllers in automobiles. The CAN bus is a standard for communication in the vehicle's drive line today. It comprises: Transmission controller - engine controller - vehicle master computer - etc. The standardization of CAN is based on ISO 11898.

DIWA CAN messages CAN (Controller Area Network) operating principle