How to Generate a CAN FD Frame with BRS Enabled

Question:
How can I activate the Bit Rate Switch (BRS)?
Answer:

The BRS bit decides whether the optional higher bit rate in the data phase of a CAN FD frame is used.
Both, arbitration and data phase bit rate are configured in the Network Hardware Configuration.  


 
If a DBC database is used the BRS Bit is set per default. If no DBC database is used then the BRS bit has to be separately enabled like indicated below.

With CANoe/CANalyzer there are two possibilities to generate CAN FD frames:

  • Using the CAN IG, please proceed as follows to manually enable the Bit Rate Switch (BRS).



    or
     
  • Using the IG, please proceed as follows to manually enable the Bit Rate Switch (BRS).



Article ID: 849
Last updated: 2019-03-13
Revision: 1
General -> CAN FD -> How to Generate a CAN FD Frame with BRS Enabled
https://kb.vector.com/entry/849/