| FEATURES
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Full compliance with USB Spec. Rev 1.1
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Support OHCI & UHCI Spec.
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Plug & Play capability for outside peripherals
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Internet/Intranet access
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Complete RS-232 modem control signals
§ Apple OS compatible
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Win98, 98SE, ME, 2000, XP compatible
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Model U232-P9
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Click here for USB
Questions and Answers.
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Latest Win drivers - Win98
& ME - Win2K
& XP
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Latest Mac drivers - MAC
OS9 - MAC
OSX.
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| Devices
suitable for use with the converter:
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Modem.
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ISDN-TA
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Digital camera.
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RS232 Microsoft mouse.
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Barcode reader.
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Card reader. |
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Palm PDA
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Tablet
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Label Writer
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POS
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Fingerprint Verification
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Security System |
More
about the COM port number:
In Windows right click My Computer, select Properties, then
Device Manager. Open up the subdirectory list for Ports (COM
& LPT) and Universal Serial Bus controllers so you can see
what happens when you plug and unplug the USB-RS232 converter.
Notice that "USB to Serial Converter" is added to the
list when you plug it in and removed when you unplug it. Notice
under "Ports" a new entry named "Serial On USB
Port (COM nnn)" is added when you plug in the cable and
removed when unplugged.
You can change the COM port number assigned and it is remembered
by the converter. Double click on "Serial On USB Port
...", select Port Settings, then Advanced. Notice you can
specify the COM port number that will be used, from 1 to 256.
Notice that you can remove the cable and install it later, in
any USB port or connected HUB, and it will still be the same COM
port number.
Requirements:
Pentium-class PC with USB port, Windows 98SE, ME, 2000, XP. (Not
W95 or early versions of 98).
DOS programs don't work, nor do applications that bypass the
Windows API and go directly to the hardware.
Specification:
FCC approved for home or office use. Full RS-232 voltage levels
+/- 10VDC, on all signals, TD, RD, DTR, RTS, CTS, and DSR.
Operates up to 115k baud.
Driver software included on 3.5" floppy. You can download
the latest drivers for MAC and Windows… choose
"USB-Serial Converter" for PC or Mac. Known Problems.
System problems - Some laptops appear to work when on AC
but not on batteries. This is because XP is powering down USB
devices. This can be controlled in the device manager.
Application software – typically the application software must
have been written or updated after Windows 98 came out and it
must be calling the Windows 32bit virtual COM port driver
correctly. DOS based software will not work, nor will many
programs written prior to the existence of USB (first supported
in Win98 and not well supported until Win98 SE (Second
Edition)). |
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