Hi How to open a Serial port , and have control over it in an application Anil -- Get your free email from www.linuxmail.org <br> <a href=http://adserver-hk.outblaze.com/cgi-bin/nph-ad1?id=6&c=RANDOM> <img src=http://adserver-hk.outblaze.com/cgi-bin/nph-img1?id=6&c=RANDOM border="0"></a> <br>