All products names and registered and unregistered trademarks mentioned are for identification purposes only and remain the exclusive property of their respective owners. Please see our disclaimer information.

Copyright © 1999 - 2024 Papyrus Computer Technologies Ltd. All rights reserved, Last updates of pages or web February 08, 2024  Best View Microsoft Edge, I.E 5.0 or later, Google Chrome, Mozilla Firefox  1024x768 Screen Mode

Papyrus Computer Technologies Ltd.

English / Hebrew

The FarSync Flex USB adapter has been developed to provide high performance sync and async communications support for Linux and Windows systems with multiple line signaling modes.

The FarSync Flex  USB adapter is a high quality synchronous solution for business, government and military applications, using the FarSite customisable communications controller it has been developed to provide a high performance, neat, durable and versatile connectivity for Linux and Windows systems.

The bus powered USB adapter will support a synchronous line at speeds of up to 3 Mbits/s continuous. The highly flexible universal network connector supports RS232, X.21, RS530 (RS422 signaling), RS449 , RS485 and V.35 network interfaces.

The adapter can support the host computer’s TCP/IP protocol stack or an Application can be written to use the low level API for a variety of different functions. The FarSync Flex SDK provides a Developers Toolkit for the product.

The Flex can be used for line monitoring with the addition of a special Monitor cable. A monitoring application is included. The monitoring support is also compatible with Wireshark.

For DAB connections the FarSync Flex supports ETI (NI, V.11) and STI (PI, V.11).


The intelligent FarSync Flex is designed for reliability, high performance and flexibility. The adapter uses a fast ARM processor with Flash and RAM for the onboard code.

The FarSync Flex is supplied with support for Windows and Linux. This includes a low level driver that allows access to the communications features available in the hardware and an optionally installable driver that connects with the standard TCP/IP protocol stack to allow access to IP based networks such as the Internet. Multiple devices can be installed.

More information (PDF file) >>>>

 FarSync Flex - USB Synchronous & Asynchronous adapter with RS232C, X.21, V.35, RS530, RS422, RS449 and RS485

Model: Please see below in PDF file

FarSync Flex - USB Synchronous & Asynchronous adapter with RS232C, X.21, V.35, RS530, RS422, RS449 and RS485Contact Us