Overview of CAN Protocol Fundamentals A Controller Area Network (CAN) is a robust serial communication protocol originally developed by Bosch for in-vehicle networking. It is a multi-master, message-based network that allows microcontrollers and devices (nodes) to communicate over a shared bus without a central host computer. All CAN nodes are…
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History and Development of the Controller Area Network (CAN Bus)
By Wilfried Voss on April 1, 2025
Introduction The Controller Area Network (CAN bus) is a robust serial communication bus originally developed for automotive applications in the 1980s. It allows microcontrollers and electronic control units (ECUs) in a vehicle or machine to communicate with each other without a central host computer. Since its inception, CAN bus has…


