code 39 and code 39 full ascii bar codes
The individual characters in Code 39 (Code 3 of 9) barcodes have 9 modules made up of black and white bars. There are five bars and four spaces in each Code 39 character. There are 44 characters in the standard version of Code 39. The standard 44 character version of Code 39 supports the uppercase letters A-Z, the numbers 0-9, several math-related punctuation marks ( $ % + - . / ), and the space character. The asterisk (*) reserved for the start bars and stop bars.
There is also a Full ASCII Code 39 barcode symbol. It uses pairs of characters to represent the lower 128 ASCII characters that aren't in the standard 44 character version.
| Character | Check digit value | Pattern B S B S B S B S B |
|---|---|---|
| 0 | 0 |  |
| 1 | 1 |  |
| 2 | 2 |  |
| 3 | 3 |  |
| 4 | 4 |  |
| 5 | 5 |  |
| 6 | 6 |  |
| 7 | 7 |  |
| 8 | 8 |  |
| 9 | 9 |  |
| A | 10 |  |
| B | 11 |  |
| C | 12 |  |
| D | 13 |  |
| E | 14 |  |
| F | 15 |  |
| G | 16 |  |
| H | 17 |  |
| I | 18 |  |
| J | 19 |  |
| K | 20 |  |
| L | 21 |  |
| M | 22 |  |
| N | 23 |  |
| O | 24 |  |
| P | 25 |  |
| Q | 26 |  |
| R | 27 |  |
| S | 28 |  |
| T | 29 |  |
| U | 30 |  |
| V | 31 |  |
| W | 32 |  |
| X | 33 |  |
| Y | 34 |  |
| Z | 35 |  |
| - | 36 |  |
| . | 37 |  |
| [space] | 38 |  |
| $ | 39 |  |
| / | 40 |  |
| + | 41 |  |
| % | 42 |  |
| * | N/A |  |
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