Published by Hyundai Motor company, june 2005 Controller Area Network Communication

BE-CAN © HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose Communication What is Communication ? What is Communication ? A. To send data or intentions between persons. B. The media between persons. (lighting, letter, conversation, etc.) (lighting, letter, conversation, etc.) C. Which is limited by distance or time D. In the electrical communication - Sending data or information using the electric power - Sending data or information using the electric power - Real time communication using current in a wire - Real time communication using current in a wire (to overcome the time limitation) (to overcome the time limitation) - Propagation of electromagnetic waves through the air. - Propagation of electromagnetic waves through the air.

BE-CAN © HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose Communication What is the advantage in using the communication system in the vehicle? What is the advantage in using the communication system in the vehicle? * Simplicity of the wiring * Easy to select the position of the electro devices * Enhancing the reliability of the system * Vehicle Maintenance using the Scan tools

BE-CAN © HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose Communication What is CAN ? What is CAN ? The CAN is named from the Controller Area Network. The CAN communication is the communication method for transmitting and receiving the data among the ECM. The CAN is applied to communicate to ECM, TCM and ABS, etc.

BE-CAN © HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose Communication High speed CAN Low speed CAN

BE-CAN © HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose Communication Items CAN(Controller Area Network) LIN(Local Interconnect Network) Range Control Module communicates each other control modules. Convenience device to device & Sensor to Sensor communication ObjectivesReal – Time controlSimple ON/OFF control StructureTwisted Pair Wire 5VSingle Wire 12V MethodMulti MasterSingle Master SpeedMax. 125K bpsMax. 20K bps

BE-CAN © HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose Communication ECU 1 ECU 2 ECU n ······

BE-CAN © HMC & KMC reserves all rights of disposal such as copying and passing on to third parties. This book should be used for the training purpose Communication BCM Driver Door Module Interface Unit PIC ECU IMS ( P/Seat ) IMS ( Tilt ) IMS S/W FL P/W ECU Seat Switch Assistant Door Module Multi Function Switch RL P/W S/W FR P/W ECU RR P/W S/W Scanner TILT S/W CAN - H CAN - L LIN K-Line Receiver