interfacing of microcontroller with serial port of PC

[zeshan]

i want to interface a PC to micro controller 89c51 through serial port......it has 9 pins.....i dnt knw how to interface them with 89c51 controllerr...plz help me out.....................................

 

[mister_rf]

Read here:

 

[hameeds01]

 

[welove8051]

i have uploaded a project on 'PC based device control'. you can download it from here https://free8051projects.blogspot.com/
it has circuit diagram, source code, system files etc.
password: welove8051.com

 

[zeshan]

thanx alot everybody for helping n replying me so early...............

 

[ark5230]

If you wish to implement something specific, please share, others may have a solution and idea. This is part of Engineering and M.Sc course, so you will get lot of support on the subject.
Raoof