AnsweredAssumed Answered

DFU error: bad state machine in firmware

Question asked by flo flo on May 18, 2018
Latest reply on Jun 22, 2018 by flo flo

Hello Everyone,


I am have a problem using Dfuse (v3.0.5) with my STM32L432KC.

I have a USB CDC class, not using a composite CDC-DFU.

Performing the DFU mode through the boot pin/bit.

During upgrade I got the following error:


After several times (may differ), I can do the upgrade.

Has someone already solved this problem or have any advise?