i m posting one diagram and according to that diagram i have made hardware.now i m confused becuse the laptop i m interfacing is having 15pin serial connector so i also have used 15pin male connector instead of 9pin as shown in diagram.now will the connections to pins of male connector from max232 ic will remain same or get changed?.....if they remain same then where to see its input in pc that also i dnt know.....plz give me any solution for this..my mail id is:"niyati.yadav@gmail.com"