Determine the changes to UART.c required to work in RS-485 mode. It currently works in RS-232 mode. I need SCC3 to work at a baud rate of 128K and SCC4 to work at a baud rate of 256k. This can be done in int __init rs_8xx_init(void), you can program the values into the BRG(baud rate generator) and connect to the channels. Set up I/O by programming the ports as outputs and initializing the values. I need this program to work in synchronous mode. It currently works in asynchronous mode. Tell me what the changes are that are needed to work in RS-485 mode then do the changes to the program.
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## Platform
Linux