Hi all I have to configure the LPC2378 for RS485 how can i do that and through which USART port ..can any one help me out to config tht ...
Regards Suresh
You can't, other than by doing own work. However, did you read the link I posted? You might actually want to read your own transmissions, just to know when to turn off the RS485 driver chip.
The alternative is to busy-loop, looking at the TEMT status bit.