Document Reference No.: FT_000117
USB TO RS485 SERIAL CONVERTER CABLE Datasheet
Version 1.4
Clearance No.: FTDI #75
3 Typical Applications
USB to serial RS485 level converter.
Upgrading legacy peripherals to USB.
Interface Microcontroller UART or I/O to USB.
Interface FPGA or PLD to USB.
USB Instrumentation PC interface.
USB industrial control.
USB password protected file transfers.
3.1 Driver Support
Royalty free VIRTUAL COM PORT
(VCP) DRIVERS for...
Royalty free D2XX Direct Drivers
(USB Drivers + DLL S/W Interface)
Windows 7 64-bit
Windows 7 64-bit
Windows XP and XP 64-bit
Windows Vista and Vista 64-bit
Windows XP Embedded
Windows XP and XP 64-bit
Windows Vista and Vista 64-bit
Windows XP Embedded
Windows 98, 98SE, ME, 2000, Server 2003,
and Server 2008
Windows 98, 98SE, ME, 2000, Server 2003,
and Server 2008
Windows CE 4.2, 5.0 and 6.0
Mac OS 8/9, OS-X
Windows CE 4.2, 5.0 and 6.0
Linux 2.4 and greater
Mac OS-X
Linux 2.4 and greater
The drivers listed above are all available to download for free from www.ftdichip.com. Various 3rd
Party Drivers are also available for other operating systems - see www.ftdichip.com for details.
3.2 Features
USB-RS485 converter cable provides a USB to
RS485 serial interface with customised end
connectors.
X-On / X-Off software handshaking.
Data transfer rates from 300 baud to 3 Mbaud.
Support for FT232R FTDIChip-ID™ feature for
improved security.
Entire USB protocol handled by the electronics
in the cable.
Low USB bandwidth consumption.
EIA/TIA-485 communication interface with low
power requirements.
UHCI / OHCI / EHCI host controller compatible.
USB 2.0 Full Speed compatible.
UART interface support for 7 or 8 data bits, 1
or 2 stop bits and odd / even / mark / space /
no parity.
-40°C to +85°C operating temperature range.
Cable length is 1.80m (6 feet).
Internal EEPROM with user writeable area.
ESD Protection for RS-485 I/O's
FTDI‟s royalty-free VCP allow for
±15kV Human Body Model (HBM)
±15kV EN61000-4-2 Air Gap Discharge
±8kV EN61000-4-2 Contact Discharge
communication as a standard emulated COM
port and D2XX „direct‟ drivers provide DLL
application programming interface.
FCC and CE compliant.
Visual indication of Tx and Rx traffic via LEDs in
the transparent USB connector.
Custom versions available on request (subject
to MOQ).
RoHS Compliant
Copyright © 2010 Future Technology Devices International Limited
4