Im usint AT89S8252. Has anybody a .C routine to get a second serial interface using port 1, I mean, how can I setup P1.1 to TXD and P1.0 to RXD. I need use two serial interfaces together, I mean, actually I,m using P3 but i need one more. Sorry for my english.
Thanks for your answer. I tried to found some information about software uart, but unfortunately without success. Please, anybody khow how to obtain some code for at89s8252 regarding soft uart definitions? thanks again