Describe the function of CAN bus protocol.
1 Answer
  • CAN (controller Area Network) is a serial bus system used to communicate between several embedded 8-bit and 16-bit microcontrollers.

  • It was originally designed for use in the automotive industry but is used today in many other systems(e.g. home appliances and industrial machines).

  • Highest Baud Rate is 1Mbit

  • CAN uses a message oriented transmission protocol.

  • There are no defined addresses, just defined messages.

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SOF - Start of Time

Identifier - Tells the content of message and priority

RTR - Remote Transmission Request

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