how to close specific serial port in C++ MFC smart device application?

Question

how to close specific serial port in C++ MFC smart device application?

how to check if a port is open?

and how to close it?

i am using this " ex: http://msdn.microsoft.com/en-us/library/ms881795.aspx

Answer 1

To close handle that you have got from CreateFile you should use CloseHandle function.