Code 39

Code 39

The Code 39 barcode symbology is discrete, variable length and self-checking.

Also known as: Code 3 of 9, LOGMARS, Alpha39, USD-3, USS-39.

Variants:

• Code 39 Extended is a variant of Code 39 that can be used to encode full 128 character ASCII with the use of shift character combinations.
• HIBC Code39 is a variant of Code 39 that should be used when encoding HIBC formatted data.
• AIM USD-2 is a subset of Code 39 containing the characters A-Z, 0-9, space, - and ..

Standards: ISO/IEC 16388, ANSI/AIM BC1 - USS Code 39, BS EN 800, MIL STD 1189.

Data and Options

• The data field can hold any of the following:
  • Numbers 0-9
  • Capital letters A-Z
  • Symbols -.$/+%* and space
• The includecheck option calculates the check digit.
• The includecheckintext option makes the calculated checksum appear in the human readable text.
• The hidestars option suppresses the asterisks in the human readable text.

Examples

Data:    CODE39
Options: includetext
Encoder: code39

Data:    CODE39
Options: includecheck includetext includecheckintext
Encoder: code39

Data:    CODE39
Options: hidestars includecheck includetext
Encoder: code39