DS_USB-COM422-PLUS1 Datasheet, PDF (9/23 Pages) List of Unclassifed Manufacturers – Future Technology Devices International Ltd

Document Reference No.: FT_000131
USB-COM422-PLUS1 Datasheet
Version 1.1
Clearance No.: FTDI# 94
5) Wait while the driver is found, downloaded, and installed. This step may take a couple minutes
base on the Internet speed.
6) After the files are found and installed, click “Finish” to complete the installation.
Figure 2.4 Complete Hardware Installation
7) Steps 2 through 6 will repeat. The first time installs the basic USB Serial Converter in the USB
device tree. The second time installs the Virtual COM Port layer in the Ports tree and assigns the
COM port number.
8) When both portions of the device driver have been installed successfully, the following message
will appear, indicating that the device is ready.
Figure 2.5 Hardware Ready
COM Port Assignment
Next, to determine which COM port has been assigned, open the Windows Device Manager from the
System Control Panel.
Figure 2.6 Device Manager
Click on the Plus “+” sign next to the Ports tree to list the available COM port. You will see “USB Serial
Port”, followed by a COMn assignment. In the figure below, the USB-COM422-Plus1 is assigned to COM3.
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