Appendix C: Bar Code Settings
MSI Plessey
Psion Teklogix NEO Hand-Held Computer User Manual
C
-27
Check Digit Verification
When enabled, this parameter checks the integrity of a symbol to ensure it complies with a
specified algorithm – either USS (Uniform Symbology Specification) or OPCC (Optical
Product Code Council).
Transmit Check Digit
If the check digit is to be transmitted with the data, this parameter must be enabled.
Set Length L1, Set Length L2, and Set Length L3
Lengths for
Codabar
can be set from
0
to
255
. The length of a code refers to the number of
characters (i.e., human readable characters), including check digit(s).
Double-tapping on these parameters displays dialog boxes where you can define the code
length that will be recognized by your scanner.
Length Mode
You can choose to set L1 as
Minimum Length
or L1, L2, L3 as
Fixed Length
.
Length Restriction
Refer to “Length Restriction” on page C-7 for details.
Add/Remove Data
Refer to “Add/Remove Data” on page C-8 for details.
C.2.12 MSI Plessey
Enabled
Set this parameter to
on
to enable
MSI
.
Enable Plessy
Set this parameter to
on
to enable
Plessy
.
Check Digit Verification
The available options for this parameter are MOD 10 Check and Double MOD 10 Check.
This parameter uses the specified algorithm of the option you've chosen to ensure the integ-
rity of the symbol data before transmitting. If the data does not contain that algorithm, the
data is not transmitted.