Why does IWDG not stall when MCU is in STOP2 modus and option bit is set correctly?

CHoog.1 · ‎2022-10-10

Amel NASRI · ‎2022-10-27

Hi @Corné Hoogendijk ,

Could you please follow the article How to Post in order to provide more details about your case?

-Amel

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Piranha · ‎2022-10-27

Most likely because the MCU is actually not in Stop mode.

Most of these are also relevant for Stop modes:

https://community.st.com/s/question/0D53W00001bnh8dSAA/how-to-enter-standby-or-shutdown-mode-on-stm32