Arduino for STM32

It can be done, but not without using LL or CMSIS and it will need way more flash and RAM then code written in "pure" c/c++. There are many open source bootloaders that use SD card to flash firmware. You might even find one for your MCU or might need to tweak few lines of code. thanks for...

I'm sorry why are you calling me a spammer??

Hello everyone, I need some help. I am working on a project with STMDuino on an STM32F103, and I need to implement firmware update via SD card by the user. The user should be able to upload a .hex or .bin file onto the SD card, start the machinery, and if the microprocessor detects a firmware file, ...