In this guide we introduce the J1939 protocol basics incl. PGNs and SPNs.

Note: This is a practical intro so you will also learn how to decode J1939 data via DBC files, how J1939 logging works, key use cases and practical tips.

Learn below why this has become the #1 introduction to J1939.

You can also watch our J1939 intro above - or get the PDF