Controller Area Network

In-Depth Analysis of CAN Bus Technology

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In-Depth Analysis of CAN Bus Technology

CAN, short for “Controller Area Network”, is one of the most widely used field buses internationally. Initially, CAN was designed for microcontroller communication in automotive environments, exchanging information between various electronic control units (ECUs) in vehicles, forming an automotive electronic control network. For example, the engine management system, transmission controller, instrument equipment, and electronic backbone … Read more

Overview of CAN Bus Related Knowledge

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Overview of CAN Bus Related Knowledge

▍Overview CAN (Controller Area Network) is a serial communication network that enables distributed real-time control. When thinking of CAN, one must think of Bosch, the German company that developed it (along with Intel). CAN has many excellent features that allow it to be widely used. For example: a maximum transmission speed of 1 Mbps, a … Read more

Analysis of CAN Protocol

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Analysis of CAN Protocol

Overview The CAN protocol, short for Controller Area Network, was developed by the German company BOSCH, known for its automotive electronic products, and has become an international standard ISO11519 and ISO11898. The CAN bus protocol has become the standard bus for automotive computer control systems and embedded industrial control LANs. CAN Protocol Composition The CAN … Read more

Introduction to CANopen Protocol

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Introduction to CANopen Protocol

1、CANopen in the ISO Layer Structure From the perspective of the OSI 7-layer network model, the CAN (Controller Area Network) fieldbus only defines the 1st layer (Physical Layer, see ISO11898-2 standard) and the 2nd layer (Data Link Layer, see ISO11898-1 standard); in actual design, these two layers are entirely implemented by hardware, and designers do … Read more