I use the one here:

<http://sourceforge.net/projects/comport/>

But I have only used very basic functionality with it yet.  That page 
gives a link to AsyncPro as a more feature-rich alternative; I think I 
decided against it for some reason initially but can't remember why.

(For whatever that's worth!)

Vitaliy wrote:
> Hi All,
> 
> I'm looking for a library that works under Delphi 7. It needs to be 
> flexible, easy to use, and support multithreading. In particular, I must 
> have access to the control lines.
> 
> Any help is appreciated, but especially if you can recommend a library that 
> you've used personally.
> 
> Vitaliy 
> 

-- 
Timothy J. Weber
http://timothyweber.org
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