Msi Check Digits - Symbol DS 6608 Product Reference Manual

Symbologies 13-43
Set Lengths for MSI (continued)
MSI - One Discrete Length
MSI - Two Discrete Lengths
MSI - Length Within Range
MSI - Any Length

MSI Check Digits

Parameter # 32h
With MSI symbols, one check digit is mandatory and always verified by the reader. The second check digit is optional. If the MSI
codes include two check digits, scan the Two MSI Check Digits bar code to enable verification of the second check digit.
See MSI Check Digit Algorithm on page 13-44 for the selection of second digit algorithms.
*
One MSI Check Digit
(00h)
Two MSI Check Digits
(01h)