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Canopen is a high-level communication protocol and device profile specification that is utilized in the field of embedded networking. It is commonly used in industrial automation systems to enable communication between various devices such as sensors, actuators, and controllers. Canopen defines the communication and device configuration aspects of the network, allowing for seamless interoperability between different devices from various manufacturers. The protocol is based on the Controller Area Network (CAN) bus technology, providing a robust and reliable communication method for distributed control systems.