On Tue, 6 Apr 1999 17:39:44 -0500 Eric Oliver <eric@KEDCOENT.COM> writes:

>  I have to implement RTS/CTS handshaking so I began
>studying the
>specifics and it turns out the RTS and CTS are both IO.  So I began
>thinking . How can I implement both input and output

You are mistaken.  All RS-232 lines are one direction.  RTS is always out
of the PC and CTS is always in.  So connect the PC's RTS line to a
receiver in your circuit and the CTS line to a transmitter.



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