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STM32WB5MMG OTA using IAP over LTE CAT-M1/GSM using HTTP/S

CKnez.1
Associate II

Hi community,

I like to make my life a bit more difficult than necessary.

Using a Quectel modem, connected via USART to the STM32WB5MMG, I want to enable OTA upgradeability over LTE CAT-M1/GSM.

The downloading part is already figured out from older projects using a STM32F429.

But now I am struggling with the programming part.

With the STM32F429 you could just download the firmware from the modem over USART and save it to the not used memory bank. With the STM32WB5 there is no second memory bank.

How is that process supposed to go ?

Thank you in advance !

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