Using FILE_FLAG_OVERLAPPED when you open the serial port with CreateFile. Some functions should be used, such as WaitforSingleObject, WaitCommEvent, etc., when you write/ read something to/from the serial port.
hope helpful
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.