Check Digit; Code Length - Microscan MS-7100 User Manual

Chapter 2 Menu Configuration
Code 39
Status
Default: Enabled
Options: Enabled, Disabled

Check Digit

Default: Disabled
Options: Disabled, Enabled
Code 39 is self-checking and does not normally require a check digit. How-
ever, for additional data integrity, a Modulus 43 check digit can be added to
the bar code message. With Check Digit and an External or Serial trigger
option enabled (see
calculation will cause a noread message to be transmitted at the end of the
read cycle.
Check Digit Output
Default: Disabled
Options: Disabled, Enabled
When enabled, the check digit character is sent along with the label data.
When disabled, label data is sent without the check digit.
Large Intercharacter Gap
Default: Disabled
Options: Disabled, Enabled
Allows the scanner to read labels with gaps between bar code characters
exceeding three times the narrow element width.
Fixed Code Length
Default: Disabled
Options: Disabled, Enabled
Used to increase data integrity by ensuring that only label length will be accepted.

Code Length

Default: 10
Options: 1 to 31
Note: Fixed Code Length
effect.
2-24
MS-7100/7180 Industrial Scanner User's Manual
"Triggering Mode" on page 2-13) an invalid check digit
(page 2-24) must be enabled for Code Length to take