How about leaving the UART set for rx... and bitbanging the TX out another pin. ----------------- At 11:47 AM 5/12/98 -0400, you wrote: >Hello everyone, > > We've run into an interesting problem while trying to optimize an >interface using the 16C63 serial port. > > The application involves sending just a few bytes to the PIC and then >returning a much larger number from the micro. > > So, we hit on the (seemingly) clever idea of running the forward >communication at 19K Baud thus avoiding the known BRGH=1 receive >anomalies and the reverse at 115K maximizing our transfer rate. > > The problem is that it doesn't work! ...using the suggest coding from >the data book. > Does anyone have any experience with changing the serial port baud rate >"on the fly"? Is there some mystic sequence necessary to "reset" or >"re-initialize" the port beyond what is disclosed in the data book? > >Thanks in advance for any suggestions, > Jen :-) > >_____________________________________________________________________ >You don't need to buy Internet access to use free Internet e-mail. >Get completely free e-mail from Juno at http://www.juno.com >Or call Juno at (800) 654-JUNO [654-5866] >