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Possible to execute from Flash sector 0 while writing locations of flash sector 1 of the same bank?

Muscle Man
Associate III

Hi,

I'm starting to write a custom bootloader for a STM32F437 MCU.

This bootloader will reside in the first 16KB sector of the first bank (that I will make write protect) and its scope will be to allow the user to download via UART its application firmware and storing it from the begin of seconf flash sector of the first bank up.

I read the section of RM0090 user manual regarding the Embedded Flash Memory Interface. My suspect is that it will not be possible to execute the bootloader from flash sector#0 while it will command an erase and/or a programming for the other sectors belonging to the same flash bank.

Am I wrong?

Thanks in advance to everyone help me.

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