Finding COM Port Number

Finding the COM Port Number

On windows desktop right click on Computer Icon

Windows Desktop

Select Properties from the context menu.

Select Properties

This will open up system properties.

System Properties

From the left hand side, select Device Manager as shown in the image above. It will open up the Device Manager

Device Manager

Expand the Ports (COM & LPT) node as shown in the image above. Find the Port Named Prolific USB-to-Serial Comm Port and note the number shown next to it in brackets.

In our case it is COM2 that's why we have opened Port 2 in RealTerm

Open Port 2 in Real Term