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From: jli@udecc.engr.udayton.edu (Staff-Jinghong _ Li)
Newsgroups: comp.lang.c
Subject: Help:  how to output to a port such as a RS232?
Message-ID: <1991Jun11.135431.22955@udecc.engr.udayton.edu>
Date: 11 Jun 91 13:54:31 GMT
Organization: Univ. of Dayton, School of Engineering
Lines: 6

Help needed:  would someone tell me how to send output
to a port such as a RS232?  Any sepcial commands? 
If the address of the port is known, hwo to declare 
it as a FILE pointer? ...

Thanks so much for your attention.