serial port in use

[driesie]

if a serial port is in use, is there any way to find out what particular program is using that serial port?

[msanchez]

You need look into the MS Comm control component in VB6. Also, if you do a search for "VB serial communication", it returns many helpful resources.

Google search
http://www.google.com/search?hl=en&c...rt&btnG=Search

MS Comm Control Techniques
http://www.microsoft.com/downloads/d...displaylang=en


Good luck,