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Sri_Nishanth
Associate II
November 27, 2023
Solved

FDCAN Bootloader in STM32G474RCT6

  • November 27, 2023
  • 2 replies
  • 1454 views

I am using STM32G474RCT6 microcontroller, I want perform firmware upgrade through CAN communication. But my controller doesn't provide the feature of Firmware upgrade through CAN communication.

Sri_Nishanth_0-1701082492037.png

is there any possibility to use CAN communication for firmware upgradation in my controller.

 

    Best answer by FBL

    Hello @Sri_Nishanth, 

     

    According to AN2606, FDCAN bootloader is not supported on G4 series. An internal ticket is submitted to update the AN5405

    2 replies

    F
    FBLBest answer
    Technical Moderator
    November 28, 2023

    Hello @Sri_Nishanth, 

     

    According to AN2606, FDCAN bootloader is not supported on G4 series. An internal ticket is submitted to update the AN5405

    To give better visibility on the answered topics, please click on Accept as Solution on the reply which solved your issue or answered your question.Best regards,FBL
    T
    Tom_pm
    Associate III
    October 8, 2025

    It seems the documentation has never been updated, do you still plan to fix this?

    S
    Sri_NishanthAuthor
    Associate II
    November 28, 2023

    Hello @FBL

    There is a requirement to update firmware using CAN only.

    What other options are available to use this apart from designing a custom bootloader ?

    F
    FBL
    Technical Moderator
    November 28, 2023

    Hello again, @Sri_Nishanth 

    Check the following example using OpenBootloader

    STM32Cube\Repository\STM32Cube_FW_G4_V1.5.1\Projects\STM32G474E-EVAL\Applications\OpenBootloader

     

    To give better visibility on the answered topics, please click on Accept as Solution on the reply which solved your issue or answered your question.Best regards,FBL
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