Frames are received by all devices, including by the transmitting device.ĭevelopment of the CAN bus started in 1983 at Robert Bosch GmbH. For each device, the data in a frame is transmitted serially but in such a way that if more than one device transmits at the same time, the highest priority device can continue while the others back off. ![]() It is a message-based protocol, designed originally for multiplex electrical wiring within automobiles to save on copper, but it can also be used in many other contexts. ( November 2020)Ī Controller Area Network ( CAN bus) is a vehicle bus standard designed to allow microcontrollers and devices to communicate with each other's applications without a host computer. Please consider expanding the lead to provide an accessible overview of all important aspects of the article. ![]() This article's lead section may be too short to adequately summarize the key points.
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