Hello everyone, I am writing a new firmware received by UART. I use DMA with Interrupt and my new firmware is in .HEX format, I receive it in blocks of 1500 in 1500 bytes, and I have a case that performs the processing of extracting the addresses, cr...

Hello everyone, I have a stm32l072 microcontroller and an NB exs82 module connected via LPUART. And I'm trying to read a new .HEX firmware that is stored in the NB module's FFS and then make the microcontroller receive the packages that contain the r...

The micro STM32L072kz supports the OTA (Over-The-Air) method, I would like to perform the bootloader through the main firmware, without the need to use a USB cable or bus, write a firmware that with the help of a 4G modem downloads a new firmware fro...

I want to perform the bootloader on my stm32l072kzt 192kb microcontroller without the need to use serial interfaces, my idea is to download a new firmware from the cloud and then update the computer with this new firmware. However, it seems to me tha...