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ALE1
Associate II
December 13, 2020
Question

Firmware version verification

  • December 13, 2020
  • 2 replies
  • 791 views

is it possible to verify the FW version of MCU using stlink or some other stm tool ?

i have programmed my MCU with FW version 5.5.5 and i would like to verify using JTAG or stlink or some other stm tool.

someone told me it is factory protected you cannot verify ?

can you people plz share some useful info ?

Thanks

Ale

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2 replies

Pavel A.
Super User
December 13, 2020

> someone told me it is factory protected you cannot verify ?

If the MCU is protected by "read-out protection" (RDP 1 or 2) then you cannot read the internal flash via debugger interface with any tool.

But you can run the firmware to tell you its own version.

Is this useful info?

-- pa

Tesla DeLorean
Guru
December 13, 2020

If the part is readable, download and compare, or place a version tag that is clearly visable in the front of the device

Say unused vectors.​

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