SAE J1939 is the de facto communications and vehicle diagnostics protocol for commercial vehicles. Our latest video is an attempt to understand the technology stack of the J1939 protocol, in the context of real-world applications.
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View our SAE J1939 software solution and associated services here.

https://www.embitel.com/j1939-stack-integration-services
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When we talk about SAE J1939, the first question that comes to our mind is why was the need for a separate communication protocol felt when the CAN protocol already exists?

The video answers this growing demand and shows the key features of J1939.
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A detailed blog on the SAE J1939 protocol can also be found here. https://www.embitel.com/blog/embedded-blog/what-is-j1939-software-stack
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We have attempted to explain both the communications and vehicle diagnostics functions of the J1939 protocol by decoding concepts such as parameter group number (PGN), suspect parameter number (SPN), diagnostic trouble code (DTC), and diagnostic message (DM).

We have more such interesting and insightful videos on our YouTube channel. Check them out. Also, let us know your thoughts about the video in the comment section.

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