20
3-6 USB interface
USB device type:
HID keyboard– By setting, the scanner is used as a USB HID keyboard emulation device. The
keyboard layout setting follows the setting of keyboard layout in the chapter of Keyboard wedge.
USB virtual COM– By setting, the scanner emulate 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 Types, 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.
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.
Summary of Contents for MD29 Series
Page 1: ...MD29xx Barcode Scanner User Manual Version MD29xx_UM_EN_V1 1 3...
Page 2: ......
Page 4: ...ii...
Page 9: ...2 1 3 Decode zone Figure 1 1 High density series Figure 1 2 Long range series...
Page 11: ...4 2 2 Dimensions Figure 2 2 Dimensions of scanner...
Page 12: ...5 2 3 Parts of the scanner Figure 2 3 Exit window Trigger Beeper LED...