User Manual
English
Introduction
Thank you for purchasing the USB to Serial RS422 Converter. This product has been designed to provide
trouble free, reliable operation. It benefits from both a Lindy 2
year warranty and free lifetime technical
support. To ensure correct use, please read this manual carefully and retain it for future reference.
The Lindy USB to Serial Converter allows simple connection of peripheral devices featuring 9 Way Serial
RS422 to a USB Type A port. With both USB Type A and serial connectors, this device is a perfect solution
for connecting legacy RS422 equipment such as barcode scanners and industrial devices to notebooks
and Macbooks, in retail, IT and digital signage scenarios.
Package Contents
Lindy USB to Serial RS422 Converter
This manual
Features
Connects to any serial RS422 device via USB Type A
9 Way D Male to USB A Male connectors
FT231XS chipset
USB bus powered with no external power supply required
Compatible with Windows, Mac and Linux operating systems
Installation
Plug the USB connector of this converter into the USB socket of your computer. Then download the
driver for your operating system from your local Lindy webshop and unzip it for installation. If the USB to
Serial device driver is installed for the first time, it has to be installed twice: one for the device and the
other for the COM port.
Follow the dialogs, which will be prompted on the screen, until the installation is completed. First the
driver software for the USB Serial Converter will be installed, then continue to install the software for the
USB Serial Port.
If difficulties with the drivers occur, please visit https://www.ftdichip.com/Products/
Operation
LED indication:
Link: When 42844 is ready for use
TX: When data are sent form the USB port to the RS422 device
RX: When data are sent from the RS422 device to the USB port
