Introduction - If you have any usage issues, please Google them yourself
Portmon3.02 is a tool to monitor the status of the communication port. It is used to monitor the serial port related operations of the upper and lower computer, and intercepts the serial port tool for sending and receiving data. It does not take up the serial port resource, will capture the serial port event and data message, and can save the log for analysis. Serial communication is a rare technical staff of the serial port tools.