Hi everyone,I am using an STM32h7 to program an STM32L151 using the system bootloader through usart.When I ask for the supported commands, I get that the erase command is between them but, surprisingly, when I try to use it I get a nack.Then I read t...

I have a STM32H7 connected to a STM32L1 via RS485. I would like to use the H7 to reprogram the L1 using the system bootloader.Has the USART to be full duplex?Thank you, regards

Hi all,I am using a STM32H7 and I implemented a composite usb device (CDC + AUDIO recording) using IAD interface descriptor.I can successfully configure the audio interface as type I PCM (I tested both 16 and 32 bit), but if I try to configure the au...