DataLogic QuickScan QS6500 with Ubuntu as USB Keyboard

download configuration codes
https://easeofaccess.scanning.datalogic.com/public/marketlit/Send.aspx?file=R44-2816A

reset to factory default (Page 3)
scan: Return handheld to factory defaults

configure as USB Keyboard
Interface Selection (Page 30 / 33)
scan: START
scan: USB Keyboard
scan: END

OPTIONAL, configure Keyboard Layout (Page 53 / 54)
scan: START
scan: Germany
scan: END

OPTIONAL, enable Interleaved 2 of 5 - continued (for DHL package barcodes)
Interface Selection (Page 169)
scan: START
scan: Enable Interleaved 2 of 5
scan: END

Links
https://help.ubuntu.com/community/BarcodeReaders
http://www.tec-it.com/online-demos/tbarcode/barcode-generator.aspx - barcode online generator
http://www.barcode-soft.com/de-de/online-barcode-generator.aspx - barcode online generator
http://www.codecheck.info/
http://barcode4j.sourceforge.net/ - free barcode generator library for Java