UPCA You must send a leading zero, 11 digits of
data and a check digit (13 digits total).
UPCE The printer automatically prints a leading
zero for this bar code. You must send
data and a check digit (7 digits total).
EAN13 You must send 12 digits of data and a
check digit (13 digits total).
EAN8 You must send 7 digits of data and a
check digit (8 digits total).
NOTE: If the check digit is incorrect or
omitted from a UPC or EAN bar
code, the printer will automatically
place the correct check digit in the
bar code.
I 2 of 5 This bar code has no check digit. The
printer automatically prints the start and
stop characters, so only the data must be
sent. The length of the data is variable. If
the data has an odd number of digits, add
a leading zero to make the length even.
Code 39 The start and stop characters must be
placed at the beginning and end of the
data before it is sent to the printer. The
start and stop character is an asterisk (*).
The length of the data is variable.
Codabar The start and stop characters must be
placed at the beginning and end of the
data before it is sent to the printer. The
acceptable start and stop characters are a
combination of lowercase a, b, c, or d.
The length of this data is variable.
Code 128 You can send characters for Function
Codes 1-4 as
• fixed data when defining a code 128 field
Message Structures
4. Message Structures
4-19
