It can be used for monitoring data traffic, as well as testing and debugging the COM ports connection. The software can also be used to monitor the data flow between two different serial devices.įree Serial Port Monitor intercepts the data streams and allows you to analyze communication packets. The interface of the program comprises all the information you requested in individual windows, enabling you to easily copy it to your clipboard or export it to Excel, CSV, HTML or TXT formats.

It can display the state of all the serial lines, capture the serial device activity (sent, received and transmitted data), monitor textual protocols and send data to the device on behalf of the monitored application. You have to choose the monitoring session type (Serial Port Monitor, Protocol Analyzer and Log File Playback), setup the session source and set the data processing and visualization options.įree Serial Port Monitor can easily keep an eye on serial ports and modems connected to your computer. As its name implies, Free Serial Port Monitor is a monitoring tool that can display and analyze data exchanged between your computer applications and the connected serial devices.Īt the first run, you are welcomed by the 'New Session Wizard' window that can guide you step by step through the configuration process.

Best free serial monitor