STM32L496VGT6 - Does anyone know for a fact that receive works on USART3? Please no "assumptions" -- I already did that.
Transmit works to PC via FTDI cable.Receive works from PC to PC (TXRX looped) So FTDI transmit working.Receive generates no interrupt.Receive sets no status.Receive data register remains zero.As GPIO, receive pin sees signal.It is as if the alternat...