Reviewing USART protocol used in the STM32 bootloader, I noticed the system bootloader accepts some commands on the UART bus. By chance, will anyone be able to provide an open-source tool that communicates with the processor to send these UART comman...

I am looking into STSAFE A1100 to implement authentication. I noticed it is referred to as an IC instead of an MCU. Does it mean it is not programmable? Do we have to use it as is?

I want to do ETM trace on STM32L486QG. When I look at my trace probe: I see I have to connect 5 pins TClock, T0,T1,T2,T3.I am look at which pins to connect to on the processor. I found this document https://www.st.com/resource/en/datasheet/stm32l486q...