Opticon XPT 3125 Universal menubook - Manual (Page 62)

Code options
3
OPTICON Universal menu book
U55
3.3.5. Options for Codabar
Codabar (NW7):
Codabar (NW7) is a variable length symbology
with an optional check digit and printable start/
stop characters. The next characters are
supported:
• the digits 0 upto 9
• the characters - $: / . +
• start/stop characters are A, B, C or D
The checksum is calculated as the sum modulo
16 of the numerical values of all data
characters. For string format see figure 3.23.
ABC-Code:
The ABC code is an acronym for American
Blood Commission. This code consists of two
bar codes which are decoded in one read
cycle. The code is concatenated when the stop
character of the first bar code and the start
character of the second bar code is a D. These
two D's are not transmitted. For string format
see figure 3.24.
CX-Code:
The CX-Code consists of two bar codes which
are decoded in one read cycle. The code is
concatenated when the stop character of the
first bar code is a C, and the start character of
the second bar code is a B. The B and C
characters are not transmitted. For string
format see figure 3.25.
Options for Codabar:
• enable ABC code concatenation
• enable CX code concatenation
• enable check digit check
• disable transmission of the check digit
• disable transmission of start/stop
• selection of start/stop character translation
• selection of minimum number of data
characters
• enable library space (CLSI) insertion
Fig. 3.23. Options for Codabar
start
char.
stop
char.
data
(1 or more char.)
check
digit
Codabar
Fig. 3.24. Options for Codabar
ABC Code
start
char.
stop
char.
data (1 or
more char.)
check
digit
check
digit
data (1 or
more char.)
Fig. 3.25. Options for Codabar
CX Code
start
char.
stop
char.
data (1 or
more char.)
check
digit
check
digit
data (1 or
more char.)