Usb Interface - Mindeo MD7919 User Manual

3-6 USB interface

USB device type:
HID keyboard– By setting, the scanner is used as a USB HID keyboard emulation device.
HID keyboard for Apple Mac– By setting, the scanner is compatible with Apple Mac.
USB virtual COM– By setting, the scanner emulates a regular RS232-based COM port. If a Microsoft
Windows PC is connected to the scanner, a driver is required to install on the connected PC. The
driver will use the next available COM Port number. The driver and the installation guide can be found
in the associated CD and on the manufacturer's website. A Windows-based software COM_Text is
recommended to display the barcode data in text format. COM_Text emulates some kind of serial-key
typing.
Note: When changing USB Device Type, the scanner automatically restarts.
HID for OPOS/JPOS- The scanner is connected to a POS terminal which may be necessary to install
the OPOS/JPOS driver to be compatible with the manufacturer's scanner. The OPOS/JPOS driver is
provided by the scanner manufacturer; please contact the scanner manufacturer for the instruction.
Keyboard layout: The scanner supports different national keyboard layouts. Commonly an appropriate
encoding system must be selected. Please refer to Character encoding system of
some global settings
Inter-character delay: This delay is inserted after each data character transmitted. By selecting, the
user can change the output speed of the scanner to match the speed of the host USB communication
port.
Numeric key:
Alphabetic key- The scanner will output code result as alphabetic key.
Numeric key- The scanner will output code result as pressing numeric keypad ( '0', '1', '2', '3', '4', '5',
'6', '7', '8', '9', '.', '+', '-', '/', '*' only).
Alt + keypad- The scanner will output code result as pressing Alt+ numeric key (on keypad). Note that
the Num Lock control key must be ON. This setting can be specially adapted for use with different
national keyboard layout.
USB function code: It can support the output and prohibition of 0x00~0x1F characters, as well as the
output and prohibition of function codes corresponding to 0x00~0x1F characters.
The host port polling interval:Refers to the time interval for host port polling. Through this setting, the
user can change the host the polling interval to adapt to the requirements to the PC host.
for details.
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3-7 Scan mode &