SPRUHZ7K August 2015 – April 2024 AM5706 , AM5708 , AM5716 , AM5718 , AM5718-HIREL
The UART3.UART_MDR2[6] IRRXINVERT bit provides the flexibility to invert the uart3_rxd 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 uart3_rxd pin is inverted because most transceivers invert the IR receive pin.