Introduction - If you have any usage issues, please Google them yourself
This routine uses the Windows API to write, is a the serial asynchronous non-blocking operation, the thread monitor, windows event, custom messages were used, in which the data receiving a SetCommMask, WaitCommEvent set waiting for serial communication event, learning materials for beginners is a very The course can also be directly used in the actual project which is a collection of the value of learning, compressed package also contains reference documentation, hope you make good use of