SPRUIU1C July 2020 – February 2024 DRA821U , DRA821U-Q1
The UART_MDR2[6] IRRXINVERT bit provides the flexibility to invert the RX pin in the UART to ensure that the protocol at the output of the transceiver has the same polarity at module level. By default, the RX pin is inverted because most transceivers invert the IR receive pin.