Hi can i use printf statement in serial 1 configuration in 8051.kindly clear my doubt... i tried but it was not working.any configuration changes needed in Serial 1 ???
You can customise printf to use any output mechanism that you like!
See: http://www.keil.com/support/man/docs/c51/c51_ap_basicio.htm
And: http://www.keil.com/support/man/docs/c51/c51_printf.htm