About AChar.3

AChar.3 · 2021-10-13

When i turn on bank 2 of my stm32f439, the ethernet led flashes ,When i m on bank 1 everything work fine but when i swap bank 2 ( bank full erase only "FF") or with the same firmware then bank 1 nothing is worked and i don't know how but the led of t...

AChar.3 · 2021-08-10

My problem is simple 3 week ago i created an uint_8 value = 128 all work fine i can see 128 2 week ago now i see -127 so i changed my uint8_t to char and everything work i see 128 again1 week ago i see -127 so i changed again to unsigned char and eve...

AChar.3 · 2022-03-23

Jocelyn RICARD found the solution :It is may be related to the fact that your firmware is not setting the VTOR address.Default value for VTOR is 0.When Bfb2 is activated, the bootloader is mapped at 0 to be executed and to determine if something is p...

AChar.3 · 2021-12-14

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AChar.3 · 2021-08-10

I was a litte bit lost due to the fact that the display changed when i changed from uint8_t to char or unsigned char but yes i m feeling a little silly Thank you !

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Problem with dual bank enable stm32f4

Hi, My unsigned char test = 128. If i watch this in my debug consol on cube ide i see -127.

Re: Problem with dual bank enable stm32f4

Re: Problem with dual bank enable stm32f4

Re: Hi, My unsigned char test = 128. If i watch this in my debug consol on cube ide i see -127.