UPC-A Barcode

This Symbology is also known as Universal Product Code version A, UPC-A Supplement 5/Five-digit Add-On, UPC-A Supplement 2/Two-digit Add-On, UPC-A+5, UPC-A+2, UPC Code, UPC Symbol, GTIN-12, GS1-12, UCC-12

Overview
UPC-A is used for marking products which are sold at retail in the USA. The barcode identifies the manufacturer and specific product so point-of- sale cash register systems can automatically look up the price.
The UPC-A Code and the assignment of manufacturer ID numbers is controlled in the U.S.A. by the Uniform Code Council (UCC).

Sample of a UPC-A Barcode
The value to encode by UPC-A has the following structure:
Add-On or Supplement code
The Add-On Symbols were designed to encode information supplementary to that in the main bar code symbol on periodicals and paperback books. The Add-On can be composed of 2 or 5 digits only.

Sample of an UPC-A Two-Digit Add-On Barcode
Light Margin Indicators - a greater than (>) and/or less than (<) character - are intended to protected the essential light areas to the left and right of the code that the barcode scanner needs to recognize the beginning and end.

How to create UPC-A barcodes using Barcode Professional

Note: Please refer to the Class Reference documentation for more information about the properties and methods stated in this document.
In order to get an UPC-A barcode image, please follow these steps:
UPC-A barcode images examples
Code property = 01234567890, AddChecksum property = True and DisplayLightMarginIndicator property = True will produce the following barcode image:
Code property = 01234567890, AddChecksum property = True and DisplayLightMarginIndicator property = True, EanUpcSupplement property = Digits2, and EanUpcSupplementCode property = 03 will produce the following barcode image: