Excel Code 128 Generator Data Encoding Tutorial

samples to input valid data and generate linear Code 128 images in Excel


Excel Code 128 Introduction

Excel Code 128 Overview

Code 128, also known as ANSI/AIM 128, ANSI/AIM Code 128, USS Code 128, Uniform Symbology Specification Code 128, is a very capable linear barcode of excellent density, high reliability.


More barcode generating in Excel:



Excel Code 128 is a barcode generating component designed to use on Microsoft Office Excel. It is a mature barcode component to generate, draw Code 128 barcodes on Microsoft Office Excel 2003/2007/2010. Equipped with 50+ barcode property options, high-quality Code 128 barcode images can be easily streamed with customized color, size, image, text, etc.

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Code 128 Related Products

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Excel Code 128 Data Encoding

Code 128 Valid Character Set

Code 128 is an alphanumeric linear barcode symbology, which is able to encode all the ASCII characters:

  • Standard ASCII valid value: 0-127
  • Extended ASCII valid value: 128-255

Excel Code 128 provides 4 modes to encode Code 128 valid value:

Mode Code 128 Auto Code 128 A Code 128 B Code 128 C
Valid Character Set Numeric Character: 00-99

Uppercase letters: A - Z

Lowercase letters: a - z

Control code

Special characters

FNC 1, FNC 2, FNC 3, and FNC 4

0, 1, 2, 3, 4, 5, 6, 7, 8, 9

Uppercase letters: A - Z

Control code

Special characters

FNC 1, FNC 2, FNC 3, and FNC 4

Numeric Character: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

Uppercase letters: A - Z

Lowercase letters: a - z

Special characters

FNC 1, FNC 2, FNC 3, and FNC 4

Numeric Character: 00-99

FNC1

Sample Encoding 1. Choose Barcode Type to CODE 128AUTO

2. Write down data to encoded - "Code 128";

3. Set Image Format to PNG;



1. Choose Barcode Type to CODE 128A

2. Write down data to encoded - "ONBARCODE-CODE 128";

3. Set Image Format to PNG;

1. Choose Barcode Type to CODE 128B

2. Write down data to encoded - "OnBarcode.com Code 128";

3. Set Image Format to PNG;

1. Choose Barcode Type to CODE 128C

2. Write down data to encoded - "128";

3. Set Image Format to PNG;

Sample Image


Code 128 Valid Length

Code 128 is a variable-length linear barcode symblogy.

Variable-length 1 digits 10 digits 13 digits 21 digits
Sample Encoding 1. Choose Barcode Type to CODE 128AUTO

2. Write down data to encoded - "1";

3. Set Image Format to PNG;





1. Choose Barcode Type to CODE 128B

2. Write down data to encoded - "Onbarcode.";

3. Set Image Format to PNG;

1. Choose Barcode Type to CODE 128B

2. Write down data to encoded - "OnBarcode.com";

3. Set Image Format to PNG;



1. Choose Barcode Type to CODE 128AUTO

2. Write down data to encoded - "Onbarcode.com code128";

3. Set Image Format to PNG;



Sample Image



Excel Barcode Generator Supporting Bar Code Types









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