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eCAN question

Hi.

I am using F28035 Piccolo and i want to try eCAN periheral. When I want to run "back2back" self test example, do I need to use some transceiver or just connect CANRXA (GPIO30) with CANTXA (GPIO31) ?

Thank you.

 

  • In self test mode (CANMC.STM = 1) the CAN module generates its own acknowledgement without a physical transceiver and a connected CAN - bus. It is also not required to connect CANRxA with CANTxA, because STM=1  will not sent a message to CANTxA.

    Regards