POSIFLEX CD-3600, Advanced Manual

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3.3.13. Options for Code 11
Code 11 is a variable length symbology with 1 or 2 optional check digits and non
printable start/stop characters. If the data is 10 or less characters, one check digit is
used. If the data is more then 10 characters, then 2 check digits are used. The
following characters are supported:

the digits 0 upto 9

the dash character '-'
The first check digit is the modulo 11 sum of the weighted data character values. The
second check digit is the modulo 11 sum of the weighted data character values
including the first check digit. The check digits are not transmitted. For string format
see figure 3.35.
Options for Code 11:

disable check digit(s)

automatic checking for 1 or 2 check digitsdepending of the number of data
characters

enable transmission of check digit(s)
SET
Not check CD BLF
Check 1 CD BLG
Check 2 CDs BLH
Check auto 1 or 2
CDs
BLI
Not transmit CD(s) BLJ