Datalogic Gryphon I GPS4400 Quick Reference Manual page 15

To simulate a serial interface, scan the bar code below:
$P,HA47,P(CR)
Download the correct USB COM driver from:
http://www.datalogic.com.
IMPORTANT
USB-OEM (for use with OPOS/UPOS/JavaPOS):
Quick Reference Guide
Interface Selection: USB-COM
Select USB-OEM
Setting Up the Reader
11