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Windows VISTA Drivers Included!
The USB Serial Adapter provides instant connectivity with modems, ISDN TAs, PDS, handheld & pocket PCs, digital cameras, POS, serial printers, etc. It is suitable for remote access, retail and industrial applications, data collection and other applications requiring a high speed serial communications port.
The USB-4COM USB Quad Serial Adapter is designed to make serial port expansion
quick and simple. Connecting to a USB port on your computer or USB hub, the USB
Quad Serial Adapter instantly adds four RS-232 serial communication ports to your
system. By taking advantage of the USB bus, the USB Quad Serial Adapter makes it
easier than ever to add serial ports and serial devices to your system with easy
plug-and-play and hot plug features.
Plugging the USB Quad Serial Adapter to the USB port, the adapter is automatically
detected and installed. There are no IRQ & COM port conflicts, since the ports dont
require any additional IRQ, DMA, memory as resources on the system. The USB
Quad Serial Adapter is self-powered, and one external power adapter is included.
The USB Quad Serial Adapter provides instant connectivity with modems, ISDN TAs,
PDAs, handheld & pocket PCs, digital cameras, POS, serial printers. It is suitable for
remote access, retail and industrial applications, data collection and other
applications requiring high speed RS-232 serial communication ports. Complete
drivers support Windows 98, 98 SE, ME, Windows 2000 & XP.
Feature & Specification
Model No.: USB-4COM
Adds four RS-232 serial port by
connecting to USB port
Installed as standard Windows COM ports
Full RS-232 modem control signals
RS-232 data signals: TxD, RxD, RTS, CTS,
DSR, DTR, DCD, RI, GND
Serial ports speed up to 230K bps
USB cable of 0.9 meter 3ft included
Self-powered. One external power adapter of 6V, 2.1Amp included.
Easy plug & play installation and RS-232 device connection
Works with USB 1.1 & 2.0 host port
Four DB9 male connectors
COM Port Number can be changed to COM1 to COM4 to support HyperTerminal,
or any other COM port number required
Supports Windows 98, 98 SE, ME, Windows 2000/2003 & XP.
Important Technical Information:
USB-4COM
Change COM Port Properties & COM Port Number
This feature is particularly useful for programs, such as HyperTerminal, which only work with COM1 through COM4. Please ensure that you do not change the COM Port Number already in use.
To change the virtual COM port properties:
Select the "USB Serial Port"
Click "Properties".
Select "Port Setting"
Select "Advanced"
Click the drop down arrow on COM Port Number and scroll to the required COM port.
Select "OK".
Return to the Device Manager Screen. You will see that the USB Serial Port installation has been changed to the new COM Port Number.
Uninstalling Windows XP/2000/2003/9x/SE/ME Drivers
To uninstall the Windows XP/2000/2003/9x/SE/ME drivers :
Remove the device from the USB Port or Hub
Go to the Control Panel
Open the Add or Remove program
Select FTDI USB Serial Converter Driver or FTDI FT2232 USB Driver
Click Change/Remove
Select Continue to delete the drivers
Select Finish
Reboot the computer to complete the driver uninstall
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PCI Multi-I/O Expansion Card with 1 Parallel Port & 2 serial from $39.98
