Monitoring and analyzing COM port activity are essential tasks when working with serial devices and applications. You need the ability to observe the flow of data through RS232/422/485 ports to verify the status of a device, receive event notifications, and identify problems with your infrastructure. Monitoring serial port traffic can also be very helpful when you are installing new equipment.
Table of contents:
- The Issue
- Monitor COM port activity: a how-to guide
There is no built-in facility in the Windows operating system to monitor serial ports, but there is specialized RS232 monitor software which allows you to conduct Windows serial port monitoring.
Eltima Software’s Serial Port Monitor fills this gap in Windows functionality. It is a serial port analyzer that offers a convenient method of observing your system’s serial traffic. Developers can easily monitor and test a serial port during the development and optimization of serial devices and applications. We will show you how to monitor COM port transmission in the article.