CAN J1939 PROTOCOL

Опубликовано: 11 Июль 2026
на канале: CRE TECHNOLOGY
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Discover all the specifications of CAN J1939 in order to optimize the management of your power plant, thanks to this communication protocol between a COMPACT controller and an engine ECU.
What is the CAN J1939 protocol (PGN, SPN)?
How to build a frame?
Tips to solve communication problems with an engine ECU?
How to set up the CAN J1939 on the i4Gen Suite.
Standard ECUs (John Deere, CAT, Cummins, Volvo, etc...)
Creation of custom J1939 frames (Receive and Transmit)
Demonstration with the i4Gen Suite software and a summary document of the operation between a CRE TECHNOLOGY controller and an ECU

0:00 Introduction
2:24 Constitution of a J1939 frame
4:27 TX frame
7:00 Speed control problems
11:15 Example of a TX frame - Oil pressure
12:35 Example of an RX frame - Oil pressure
14:49 Problem 1, wiring the ECU to the product CAN 2
15:05 Problem 2, control does not listen to ECU ID
17:05 i4Gen Suite
22:00 SNIFFER function
25:24 Conclusion

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#J1939 #communication #ECU