Code Code Reader 1000 Manuel d'utilisateur télécharger pdf (Page 46)

APPENDIX G - CODABAR SPECIFICATIONS

The Codabar bar code symbology is a numeric code (0 - 9) that also contains six

special characters and four start/stop characters. The start/stop characters may or

may not be transmitted. Characters are constructed of four bars and three spaces.

Codabar is commonly used in libraries, blood banks, cotton and transportation

industry.

CHARACTERISTICS:

Character Set: 10 digits (0 - 9)

6 special characters (- $ : / . +)

4 stop/start characters (a b c d)

Symbol Length: Variable

Check Digit: Optional

Bi-directional Decoding: Yes

Maximum Density: 12.8 char./inch

(using .0075 inch narrow element)

CHARACTER SET:

The following table illustrates the data patterns. A "1" represents a wide bar or

space and a "0" represents a narrow bar or space.

A123456B

CHARACTER PATTERN

0 0000011

1 0000110

2 0001001

3 1100000

4 0010010

5 1000010

6 0100001

7 0100100

8 0110000

9 1001000

- 0001100

$ 0011000

: 1000101

/ 1010001

. 1010100

+ 0010101

a 0011010

b 0101001

c 0001011

d 0001110

G - 1

1 2 ... 41 42 43 44 45 46 47 48 49 50 51 52 53 54

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Code Code Reader 1000 Manuel d'utilisateur Page 46