User`s manual

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