EVAL232R Datasheet, PDF (2/18 Pages) Future Technology Devices International Ltd. – FT232RL USB to RS232 Evaluation Module

Page 2
1. Features
1.1 Hardware Features
• FT232RL provides single chip USB to
• Device supplied preprogrammed with unique USB
asynchronous serial data transfer interface.
serial number.
• Module provides USB to RS232 interface, with
• Support for USB suspend and resume.
additional I/O pinout.
• Module supply voltage comes from VCC - no
• Entire USB protocol handled on the FT232RL chip
external supply required.
- No USB-specific firmware programming required. • 5V USB power available to supply external
• UART interface support for 7 or 8 data bits, 1 or 2
devices.
stop bits and odd / even / mark / space / no parity. • Integrated 3.3V level converter for USB I/O .
• Fully assisted hardware or X-On / X-Off software • Integrated level converter on UART and CBUS for
handshaking.
interfacing to 5V - 1.8V Logic.
• Data transfer rates from 300 baud to 1 Megabaud • On board jumper allows for selection of UART and
at RS232 levels.
CBUS interface IO voltage.
• FTDI’s royalty-free VCP and D2XX drivers
• True 5V / 3.3V / 2.8V / 1.8V CMOS drive output
eliminate the requirement for USB driver
and TTL input.
development in most cases.
• High I/O pin output drive option.
• In-built support for event characters and line break • Integrated USB resistors.
condition.
• Integrated power-on-reset circuit.
• New USB FTDIChip-ID™ feature.
• Fully integrated clock - no external crystal,
• New configurable CBUS I/O pins.
oscillator, or resonator required.
• Transmit and receive LED’s to indicate serial data • Fully integrated AVCC supply filtering - No separate
transfer.
AVCC pin and no external R-C filter required.
• New 48MHz, 24MHz,12MHz, and 6MHz clock
• USB bulk transfer mode.
output signal Options.
• Low operating and USB suspend current.
• FIFO receive and transmit buffers for high data
• Low USB bandwidth consumption.
throughput.
• UHCI / OHCI / EHCI host controller compatible
• Adjustable receive buffer timeout.
• USB 2.0 Full Speed compatible.
• Synchronous and asynchronous bit bang mode
• -40°C to 85°C extended operating temperature
interface options with RD# and WR# strobes.
range.
• New CBUS bit bang mode option.
• Supplied on minature 61.0mm x 32.0mm (2.40” x
• Integrated 1024 bit internal EEPROM for storing
1.26”) PCB with 15 board header pins.
USB VID, PID, serial number and product
• Connect to a PC via a standard USB A to B USB
description strings, and CBUS I/O configuration.
cable.
1.2 Driver Support
Royalty-Free VIRTUAL COM PORT
(VCP) DRIVERS for...
• Windows 98, 98SE, ME, 2000, Server 2003, XP.
• Windows Vista / Longhorn*
• Windows XP 64-bit.*
• Windows XP Embedded.
• Windows CE.NET 4.2 & 5.0
• MAC OS 8 / 9, OS-X
• Linux 2.4 and greater
Royalty-Free D2XX Direct Drivers
(USB Drivers + DLL S/W Interface)
• Windows 98, 98SE, ME, 2000, Server 2003, XP.
• Windows Vista / Longhorn*
• Windows XP 64-bit.*
• Windows XP Embedded.
• Windows CE.NET 4.2 & 5.0
• Linux 2.4 and greater
The drivers listed above are all available to download for free from the FTDI website. Various 3rd Party Drivers are
also available for various other operating systems - see the FTDI website for details.
* Currently Under Development. Contact FTDI for availability.
1.3 Typical Applications
• USB to RS232 Converter
• USB FLASH Card Reader / Writers
• Upgrading Legacy Peripherals to USB
• Set Top Box PC - USB interface
• USB Audio and Low Bandwidth Video data transfer • USB Digital Camera Interface
• PDA to USB data transfer
• USB Hardware Modems
• USB Smart Card Readers
• USB Wireless Modems
• USB Instrumentation
• USB Bar Code Readers
• USB Industrial Control
• USB Software / Hardware Encryption Dongles
• USB MP3 Player Interface
EVAL232R FT232RL USB to RS232 Evaluation Module Datasheet Version 0.90
© Future Technology Devices International Ltd. 2005