9
For Windows 7 or Windows 8.1
(4)
Select "Control Panel" from the start menu.
(5)
Select "Device Manager" from the displayed list and expand the "Other devices"
section.
(6)
Find "USB CDC Serial port" in the "Other devices" list. Right click the USB
CDC Serial port to display a menu and select "Properties." Then go to (10).
Figure 6-1. Device Manager (Windows 7, Windows 8.1)