For the evaluation of a J1939 ECU on the XMC1400 microcontroller,
emotas offers an example project for the STM32CubeIDE.

The XMC1400 Boot Kit is used as the evaluation board.
Detailed information on the board can found here: Link

The contained emotas J1939 evaluation library
includes the following features:

• • BAM Support
  • CMDT Support
  • PGN Request Support
  • Proprietary Support

The following limitations apply:

• Run time of approximately 60 minutes
• 5 PGNs total

Download: J1939 XMC1400 example