10/26/2023 0 Comments Barcode 128![]() A – Digits, uppercase characters, standard ASCII symbols, and control codes.In addition, each subset includes control characters to switch to another subset in the middle of a barcode. There are three separate start codes to indicate which subset is being used. Code 128 is designed to encode all 128 ASCII characters.Ī Code 128 can actually be divided into three subsets A, B, and C. It is often selected over Code 39 in new applications because of its density and because it offers a much larger selection of characters. The symbol can be as long as necessary to store the encoded data. Code 128 provides excellent density for all-numeric data and good density for alphanumeric data.
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