J1939

J1939

What is J1939. J1939 is the standard real-time network for control and diagnostic information used on all heavy-duty and commercial vehicles in the USA. It is one of three major CAN high level protocols, with the other two being ISO 15765 and CANopen.

J1939 Specification

The J1939 specification is maintained by the SAE, you can buy the J1939 protocol documents here .

J1939 Protocol Stack CAN bus to Bluetooth CANopen Software

CANopen is mainly used in automation, industrial control, automotive, and medical equipment. For those needing software, here is a real-time CANopen software package.

NMEA 2000 Software

NMEA 2000 is used in marine applications and based on SAE J1939. NMEA 2000 adds fast packet, complex requests, and PGN list support. For those needing additional information or NMEA 2000 software .

J1708 Software

J1939 is replacing J1587/J1708 networks, however, J1708 is still in use on vehicles. Here is a J1708 device driver for those that still need SAE J1708 .

CAN Transceivers

Whether you are looking for 5V CAN, 3.3V CAN, isolated CAN, automotive CAN or industrial CAN, Texas Instruments provides what you need. For more information on CAN Transceivers visit: ti.com/can .

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