Having the ability to monitor the serial port communications of all newly installed devices can help identify and resolve the issue in a timely manner. There seems to be a problem as while monitoring serial ports you discover inconsistencies in the data being produced by the devices. One scenario that definitely falls into this category can occur during testing for a new installation of a number of serial monitoring devices. Sometimes you may run into a situation where it can be very beneficial to have a method that allows you to monitor the RS485 and RS232 data from multiple serial devices at the same time. How to compare several monitoring sessions When saving your session give it a meaningful name so you can easily identify it for later analysis. You can also use the main toolbar’s ‘Save’ icon or the ‘Ctrl + S’ keyboard shortcut. Saving your session can be done by navigating to the ‘Session -> Save session/ Save session As’ Main menu selection.

The new monitoring window will be presented.

Click ‘Start monitoring’ to initiate the monitoring session.

In ‘Capture options’ select the events you want to monitor - Read/Write, Create/Close and Device Control. Your session can ‘Start in new window’ or “Start monitoring now’ by selecting the appropriate options. The ‘Select all’ and ‘Select none’ buttons can be used to simplify your selections.

★ Dump view – displays all serial data passes through a line.

★ Terminal view – view all captured data on a console as ASCII text characters.

★ Table view – allows you to view recorded IRPs in a table format.

★ Line view – displays the details of requests that are transmitted through a specific serial line.

Select which of the four available modes you want to use to display data captured during your monitoring session:.

The keyboard shortcut ‘Ctrl + N’ and the ‘New’ icon on the main toolbar also bring up the ‘New Monitoring session’ screen. You can use alternative methods to start a session.

Go to the Main menu in the window displayed by Serial Port Monitor.

Next, you will want to start a monitoring session which you can do following these steps: To begin, download Serial Port Monitor, install it and launch the application. How to analyze serial port traffic using Serial Port Monitor

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