ATEN UC2322 User manual
USER MANUAL
USB-to-Serial RS-232 Hub
USB-to-Serial RS-422/485 Hub
UC2322 / UC2324 / UC4852 / UC4854
FCC Information
This equipment has been tested and found to comply with the limits
for a Class B digital device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against
harmful interference in a residential installation. This equipment
generates, uses and can radiate radio frequency energy, and if not
installed and used in accordance with the instruction manual, may
cause interference to radio communications. However, there is no
guarantee that interference will not occur in a particular installation. If
this equipment does cause harmful interference to radio or television
reception, which can be determined by turning the equipment off and
on, the user is encouraged to try to correct the interference by one or
more of the following measures:
Reorient or relocate the receiving antenna;
Increase the separation between the equipment and receiver;
Connect the equipment into an outlet on a circuit different from
that which the receiver is connected;
Consult the dealer or an experienced radio/television technician
for help.
RoHS
This product is RoHS compliant.
SJ/T 11364-2006
The following contains information that relates to China.
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ATEN USB-to-Serial Hub
User Manual
Online Registration
You can register your product at our online support center:
Online Support
International
North America
International http://support.aten.com
North America http://www.aten-usa.com/product_registration
Online
Support
Technical Support http://support.aten.com
Troubleshooting
Documentation
Software Updates
http://www.aten.com
Telephone Support 886-2-8692-6959
Online
Support
Techn i c a l
Support
ATEN TECH http://www.aten-usa.com/support
ATEN NJ http://support.aten.com
Troubleshooting
Documentation
SW Updates
ATEN TECH http://www.aten-usa.com
ATEN NJ http://www.aten.com
Telephone Support ATEN TECH 1-888-999-ATEN
ATEN NJ 1-732-356-1703
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Package Contents
The ATEN USB-to-Serial Hub package contains the following
items:
1 UC2322 / UC2324 / UC4852 / UC4854 USB-to-Serial Hub
1 USB Cable
1 Installation Disk
1 User Manual*
1 Quick Start Guide
Check to make sure that all the components are present and that
nothing got damaged in shipping. If you encounter a problem,
contact your dealer.
Read this manual thoroughly and follow the installation and
operation procedures carefully to prevent any damage to the unit,
and/or any of the devices connected to it.
*Features may have been added to the ATEN USB-to-Serial
Hub since this manual was printed. Please visit our website to
download the most up-to-date version of the manual.
Copyright © 2008–2009 ATEN® International Co., Ltd.
Manual Part No. PAPE-1302-200G
Printing Date: 2009-08-14
ATEN and the ATEN logo are trademarks of ATEN International Co., Ltd. All rights
reserved. All other trademarks are the property of their respective owners.
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Overview
The ATEN USB-to-Serial Hub provides an external plug-and-play
RS-232/RS-422/RS-485 serial connection for computers,
notebooks, laptops, and handheld computing devices that
support the USB specification. It comes with 2 or 4 standard DB-
9 male connectors for peripherals to plug into, and a USB cable
for connecting to the computer's USB port, or to a USB hub.
There are four models in the ATEN USB-to-Serial Hub series:
UC2322 – 2-Port USB-to-Serial RS-232 Hub
UC2324 – 4-Port USB-to-Serial RS-232 Hub
UC4852 – 2-Port USB-to-Serial RS-422/485 Hub
UC4854 – 4-Port USB-to-Serial RS-422/485 Hub
The ATEN USB-to-Serial Hub provides mobile phones, PDAs,
digital cameras, modems and ISDN terminal adapters with high
quality serial connections at a data transfer rate of up to 115.2
Kbps. It makes the USB interface transparent to the peripherals,
allowing them to easily interface with the USB, eliminating the
setup hassle found with traditional serial port connections. As a
USB specification compliant device, the ATEN USB-to-Serial
Hub also supports energy-saving suspend and resume
operations.
The ATEN USB-to-Serial Hub provides a quick, simple, and cost-
effective solution and is ideal for various kinds of communication
and automation applications.
Note:The ATEN USB-to-Serial Hub does not support devices
such as serial mice that require an IRQ number or I/O address.
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Features
Easy way to add 2 or 4 RS-232/RS-422/RS-485 serial ports
Fully compliant with USB 1.1; USB 2.0 compatible
Supports RS-232 (UC2322 / UC2324) or RS-422/485
(UC4852 / UC4854) serial interface
Each port can independently switch between RS-422 and
RS-485 (UC4852 / UC4854)
Supports automatic handshake mode
Up to 115.2 Kbps data transfer rate for each serial port
Dual data buffers for each upstream and downstream data
transfer
No IRQ, DMA, I/O address resources required
Supports hot-swapping and plug-and-play
Built-in 16KV ESD protection
Supports both bus power and external power
Works with cellular phones, PDAs, digital cameras, modems
and ISDN terminal adapters
Regulatory Approvals
Hardware CE, FCC (Class B)
Driver Microsoft WHQL
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System Requirements
Computers
The following equipment must be installed on each computer that
is to be connected to the system:
USB Host Controller
Operating Systems
Supported operating systems are shown in the table, below:
OS Version
Windows 2000 and higher
Linux RedHat 2.6.x and higher
SuSE 8.2 and higher
Mandriva (Mandrake) 9.0 and higher
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USB-to-Serial Hub Front View
UC2322 / UC4852
UC2324 / UC4854
No. Component Description
1 Power LED Lights to indicate that the USB-to-Serial
Hub is receiving power and is up and
running.
2 Port Link LED Lights to indicate that there is a working RS-
232/RS-422/RS-485 connection to the
corresponding port.
3 USB Port The USB cable from your computer or USB
hub plugs in here.
4 RS-232/RS-422/RS-485
Serial Port
Your peripheral devices, such as digital
cameras, scanners, PDAs, etc., plug in
here.
2
123
234
PORT 4
123
4
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USB-to-Serial Hub Rear View
UC2322 / UC4852
UC2324 / UC4854
Side View
No. Component Description
1 RS-232/RS-422/RS485
Serial Port
Your peripheral devices, such as modems,
scanners, PDAs, etc., plug in here.
2 Power Jack The power adapter cable plugs in here.
Note that the USB-to-Serial Hub is bus-
powered so use of a power adapter is
optional.
1
PORT 1
PORT 2
PORT 2
1
PORT 3 PORT 1
2
(Spare)
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Windows Installation
Installing the Drivers
1. Insert the installation disk into your CD-ROM drive and unzip
the file named ATEN_Drivers for Windows.zip.
2. Open the Win32/Win64 folder. Click on MSSetup.exe. A
dialog box will appear.
3. Click Install to install the driver for the USB-to-Serial Hub. To
cancel the installation, click Exit.
4. When the installation has completed, the following dialog box
appears:
5. Click Exit to close the wizard. You have successfully installed
the driver.
Make sure that all devices you will be installing are
properly grounded.
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