On Mon, Dec 15, 2003 at 06:12:24PM +0530, Mandeep Singh Sandhu wrote: > Hi all, > > i'm trying to write a very simple serial driver > (just for learning purpose!!). I wanted to know > what is the siginificacne of the termios struct > and where does it fit in the scheme of things. There was a number of tty/serial driver articles in Linux Journal a year or so ago. They should be able to help you out. Basically the termios structure contains all of the line settings for your tty connection. Also see the various serial port programming HOWTOs for more information about the different fields. Good luck, greg k-h -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/