IR serial comms with an 8051

Anyone done this? any tips?
IR serial comms with an 8051

Anyone done this? any tips?
Serial Comm RS232 from 8051 to pc problem.

Hi all, I have done one simple serial rs232 c program in keil and when download in eprom it produce no output on the termulator.This program is to do serial transmission from 8051 to pc. Here is...
Serial Comm RS232 from 8051 to pc problem.

Hi all, I have done one simple serial rs232 c program in keil and when download in eprom it produce no output on the termulator.This program is to do serial transmission from 8051 to pc. Here is...
Serial Comm.

How do i transfer hex file into 89c51 chip. Im using DB9, max232 and 89c51. I've referred to the circuit diagram thats available in the book (8051) but the thing is its not getting detected. Im using...