USB-COM422-PLUS2 FTDI, USB-COM422-PLUS2 Datasheet - Page 11

• Manufacturer Part Number: USB-COM422-PLUS2
• Description: Interface Modules & Development Tools USB HS to RS422 Conv Assembly 2 DB9 Ports
• Manufacturer: FTDI

Specifications of USB-COM422-PLUS2

• Interface Type: USB, RS-422
• Data Bus Width: Serial
• Operating Supply Voltage: 5 V
• Product: Interface Modules
• For Use With/related Products: FT2232H
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: USB-COM422-PLUS-2

Document Reference No.: FT_000135
USB-COM422-PLUS2 Datasheet
Version 1.1
Clearance No.: FTDI#103
Figure 2.7 - COM Port and USB Device name Assignment
To determine which COM port has been assigned to Converter A or B, the cursor point to the USB Serial
Port (COM10) or (COM11), then right-click on it and select “Properties”, it shows their relationship to the
Converter A or B.
In the figure below, the Converter A is assigned to COM10, Converter B is assigned to COM11.
Figure 2.8 - COM Port Assignment and Proterties
Use this COM port number with your application software in order to access the USB-COM422-PLUS2.
If an application requires use of a different COM port number, the assignment may be changed through
the Advanced Driver Options settings.
From the above “Properties”, click on the “Port Settings” tab.
Copyright © 2010 Future Technology Devices International Limited
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