If the FIFOs will be used, select the desired trigger level and enable the FIFOs by writing the appropriate values to the FIFO control register. The PRUSS_UART_INTERRUPT_IDENTIFICATION_REGISTER_FIFO_CONTROL_REGISTER[0] IPEND_FIFOEN bit must be set first, before the other bits in this register are configured.
Choose the desired protocol settings by writing the appropriate values to the line control register PRUSS_UART_LINE_CONTROL_REGISTER.
Choose the desired response to emulation suspend events by configuring the FREE bit and enable the PRUSS_UART0 by setting the UTRST and URRST bits in the power and emulation management register -PRUSS_UART_POWERMANAGEMENT_AND_EMULATION_REGISTER.