USB to RS232 Converter

US232

FTDI chip

OverviewSpecificationsOrdering InformationInquiryResources

This USB-to-RS232 serial port converter is the ideal accessory for laptop and desktop computers that do not have a COM or DB9 serial port. Supporting Windows, Mac, Linux, and Android for rapid performance, it is a convenient connectivity solution for industrial automation systems, scientific instruments, point of sale systems, and other specialized industrial and consumer applications.

Tx and Rx LED Indicators

TX and RX LED indicator

Entire USB protocol handled on the FTDI chip

Royalty-free drivers eliminate the requirement for USB driver development in most cases

UART interface support for 7 or 8 data bits, 1 or 2 stop bits and ​odd / even / mark / space / no parity

Fully assisted hardware or X-On / X-Off software handshaking

Data transfer rates from 300 baud to 250 kilo-baud at RS232 voltage levels

512 byte receive buffer and 512 byte transmit buffer utilising buffer smoothing technology to allow for high data throughput

Adjustable receive buffer timeout

ESD protection on RS232 I/Os exceeding ±15kV IEC 1000-4-2 Air Gap Discharge, ±15kV for Human Body Mode (HBM) and ±8kV IEC 1000-4-2 Contact Discharge

ESD protection on USB lines exceeding ±2kV for Human Body Mode (HBM), ±200V for Machine Mode (MM) and ±500V for Charged Device Mode (CDM)

Low operating and USB suspend current

Low USB bandwidth consumption

USB 2.0 Full Speed compatible

-40°C to 85°C extended operating temperature range

OS Supported Windows 7 / 8 / 8.1 / 10 32,64-bit
Windows Vista
Windows XP 32,64-bit
Windows XP Embedded
Windows CE.NET 4.2 , 5.0 and 6.0
MAC OS OS-X
Linux 2.6.32 or later
Android
Connector USB : USB Type A
RS232 : DB9 Male
Cable Length 10 cm (3.94″)
Power Mode Bus Powered
Operating Voltage 5VDC
Power Consumption 5V x 90mA at Max.
Net Weight 30 g
Dimension
Approvals CE, FCC
RS232 Pinouts

 

US232 US232P cable length as follows

Cable length Remark
10 cm (4″) Standard
30 cm (11.8″) Optional
100 cm (3.28 feet) Optional
180 cm (6 feet) Optional

    Please complete and submit the following form, we will respond to you as soon as possible.



    Linux VCP drivers are integrated into the kernel.

    Mac OS X10.15 and macOS 11 x64 Driver FTDIUSBSerialDextInstaller 1.4.7
    This is a Beta driver release and the installer should be run from the /Applications folder on your machine

    Click here for most updated drivers

    Click here and look for VCP drivers for most updated drivers if page is not found from above link.

    File Description File size
    pdf Windows XP Installation Guide FTDI driver installation guide for Windows XP
    1 MB
    pdf Windows Vista Installation Guide FTDI driver installation guide for Windows Vista
    745 KB
    zip Windows Driver x86/x64 CDM v2.12.36.4 WHQL Certified (Manual) FTDI VCP driver. Support Windows 7, Server 2008 R2 and Windows 8, 8.1, Server 2012 R2, Server 2016 and Windows 10. Also, as Windows 8 RT is a closed system not allowing for 3rd party driver installation our Windows 8 driver will not support this variant of the OS. You must use the Windows RT build for this platform.
    1 MB
    zip Windows Driver x86/x64 CDM 2.12.36.4 Setup (Executable) FTDI VCP driver. Support Windows 7, Server 2008 R2 and Windows 8, 8.1, Server 2012 R2, Server 2016 and Windows 10. Also, as Windows 8 RT is a closed system not allowing for 3rd party driver installation our Windows 8 driver will not support this variant of the OS. You must use the Windows RT build for this platform.
    2 MB
    zip Windows Driver CDM 2.08.24 Setup (Executable) FTDI VCP driver. Support Windows XP, Vista, Server 2003, Server 2008
    1 MB
    pdf Windows CE Driver Catalog Item Usage (AN-319) For use of the CAT files supplied for ARM and x86 builds refer to AN-319
    516 KB
    zip Windows CE 7.0 x86 Driver CAT For use of the CAT files supplied for ARM and x86 builds refer to AN-319
    33 KB
    zip Windows CE 7.0 ARM Driver CAT For use of the CAT files supplied for ARM and x86 builds refer to AN-319
    52 KB
    zip Windows CE 6.0/7.0 x86 VCP Driver 6.0 Windows CE 6.0/7.0 x86 VCP Driver 6.0
    37 KB
    zip Windows CE 6.0/7.0 ARM v4 VCP Driver Windows CE 6.0/7.0 ARM v4 VCP Driver 6.0
    42 KB
    zip Windows CE 6.0 x86 Driver CAT For use of the CAT files supplied for ARM and x86 builds refer to AN-319
    38 KB
    zip Windows CE 6.0 ARM Driver CAT For use of the CAT files supplied for ARM and x86 builds refer to AN-319
    42 KB
    zip Windows CE 4.2-5.2 x86 VCP Driver FTDI driver. Supports versions of Windows CE 4.2-5.2 based operating systems: Windows Mobile 2003, Windows Mobile 2003 SE, Windows Mobile 5, Windows Mobile 6, Windows Mobile 6.1 ,Windows Mobile 6.5
    35 KB
    zip Windows CE 4.2-5.2 SH4 VCP Driver 1.1.0.10 FTDI driver. Supports versions of Windows CE 4.2-5.2 based operating systems: Windows Mobile 2003, Windows Mobile 2003 SE, Windows Mobile 5, Windows Mobile 6, Windows Mobile 6.1 ,Windows Mobile 6.5
    40 KB
    zip Windows CE 4.2-5.2 MIPS IV VCP Driver 1.1.0.10 FTDI driver. Supports versions of Windows CE 4.2-5.2 based operating systems: Windows Mobile 2003, Windows Mobile 2003 SE, Windows Mobile 5, Windows Mobile 6, Windows Mobile 6.1 ,Windows Mobile 6.5
    45 KB
    zip Windows CE 4.2-5.2 MIPS II VCP Driver 1.1.0.10 FTDI driver. Supports versions of Windows CE 4.2-5.2 based operating systems: Windows Mobile 2003, Windows Mobile 2003 SE, Windows Mobile 5, Windows Mobile 6, Windows Mobile 6.1 ,Windows Mobile 6.5
    43 KB
    zip Windows CE 4.2-5.2 ARM v4 VCP Driver 1.1.0.20 FTDI driver. Supports versions of Windows CE 4.2-5.2 based operating systems: Windows Mobile 2003, Windows Mobile 2003 SE, Windows Mobile 5, Windows Mobile 6, Windows Mobile 6.1 ,Windows Mobile 6.5
    40 KB
    zip Windows CE 2013 x86 VCP Driver Windows CE 2013 x86 VCP Driver
    77 KB
    zip Windows CE 2013 ARM VCP Driver Windows CE 2013 ARM VCP Driver
    196 KB
    pdf Windows 98 Installation Guide FTDI driver installation guide for Windows 98 & Windows ME
    617 KB
    pdf Windows 8 Installation Guide FTDI driver installation guide for Windows 8
    1 MB
    pdf Windows 7 Installation Guide FTDI driver installation guide for Windows 7
    661 KB
    pdf Windows 2000 Installation Guide FTDI driver installation guide for Windows 2000
    388 KB
    pdf Windows 10 Installation Guide FTDI driver installation guide for Windows 10
    1 MB
    zip Mac VCP Driver OS X 10.9 to 10.14 version 2.4.4 VCP driver 2.4.4 for x64 of Mac OS X 10.9 to 10.14. This driver is signed by Apple
    62 KB
    zip Mac OS X10.15 and macOS 11 x64 Driver FTDIUSBSerialDextInstaller 1.4.7 This is a Beta driver release and the installer should be run from the /Applications folder on your machine
    125 KB
    pdf Mac OS X Installation Guide FTDI driver installation guide for Mac OS X
    1 MB
    zip Mac Driver OS X 10.3 to 10.8 version 2.2.18 FTDI driver. Support OS X 10.3 to 10.8
    412 KB
    pdf Mac customized VCP VID/PID (TN-105) Refer to TN-105 if you need a custom VCP VID/PID in MAC OS X 10.3 to 10.8
    530 KB
    gz Linux Driver x64 ftdi_sio.tar 1.5.0 All FTDI devices now supported in Ubuntu 11.10, kernel 3.0.0-19.
    130 KB
    pdf Linux Driver Installation Guide Drivers Installation Guide for Linux
    427 KB
    pdf Linux Customizing VID PID (TN-101) Refer to TN-101 if you need a custom VCP VID/PID in Linux
    154 KB
    zip Windows CE 6.0/7.0 SH4 VCP Driver Windows CE 6.0/7.0 SH4 VCP Driver 6.0
    42 KB
    zip Windows CE 6.0/7.0 MIPS IV VCP Driver Windows CE 6.0/7.0 MIPS IV VCP Driver 6.0
    47 KB
    zip Windows CE 6.0/7.0 MIPS II VCP Driver Windows CE 6.0/7.0 MIPS II VCP Driver 6.0
    45 KB
    pdf Windows CE Installation Guide Driver installation under Windows CE
    574 KB
    File Description File size
    zip TeraTerm version 4.58 TeraTerm version 4.58 tool for testing serial ports and TCP/IP
    5 MB