Thankyou very much Whitesky Thanks 4 ur help:)

yeah i've checked MSDN & read CreateFile, ReadFile... but the problem is there's no onearound me who can tell me how to use them in a program. Basically I'm trying to read data from the serial port of my PC. and wanted to make its program. I've searched through Webcrawler.com & checked many links but didn't found how can i use them in the form of a program. so can u please help me with this as i don't have any one who can teach me. Thanks for helping Jawad

yeah i've tried but aint getting anything useful. So can u please help me out? i'll b really thankful to u...

Please i want to have a full source code through which i can read & save the data coming from the serial port of our PC's... please can anyone help me with this?:confused: Jawad