This document explains Barcode scanning and detection of EAN to different fields, e.g. Item Number, Batch Serial, Expiry Date.

Example of GS1 barcode:

(01) 14546951400269 (17) 220300 (10) K170051200

Setup is done in the EAN128Config.xml file

With the above example, there are three parts to the GS1 barcode:

Each part (bracket) refers to the different Application IDs in EAN128Config.xml

Each part has its min and max digit length (example as below)

Video Tutorial
​https://s3-ap-southeast-1.amazonaws.com/datapelstorage/training/2016-08-31-Support-GS1-Scanning.mp4

GS1 General Specifications

https://www.gs1.org/sites/default/files/docs/barcodes/GS1_General_Specifications.pdf