FUJITSU CAN-Motor Board MB91F267N - Manual (Page 82)

AN07-00180-3E
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5 Try to use CAN communication
Communication is to send/receive information. There are various types of communication such as
utterance/hearing of spoken words, writing/reading of written letters, and electrical transmission of
information.
Among them, there are various standards for communication based on electrical transmission. This
chapter describes a communication standard called CAN.
CAN is a global standard of the ISO (International Organization for Standardization).
5.1 What is CAN?
CAN stands for Controller Area Network, which is an on-board LAN specification proposed by Bosch in
Germany. It is the most popular on-board control LAN and used in various parts of a vehicle as shown in
“Figure 5-1 Example of on-board CAN application”.
It is now also used not only in vehicles but also in many industries.
Figure 5-1 Example of on-board CAN application
Legend
CAN application
CAN bus
Light
Fuel
Air conditioner
Instrument panel
Power steering
Door
Door Door
Door
Engine