Steps to reproduce:Enable asynchronous UARTEnable Tx and Rx pins swappingSelect LL driver instead of HAL.Code generated at end of MX_UART4_Init:LL_USART_Enable(UART4); LL_USART_SetTXRXSwap(UART4, LL_USART_TXRX_SWAPPED);Reference manual states pins m...