Printronix ThermaLine Series - Manual (Page 249)

5–111 Bar Codes
UPC–E and UPC–E0
The UPC–E and UPC–E0 bar code structure is shown in Figure 5–29 and
described on the following pages.
QUIET
ZONE QUIET
ZONE
DATA
FIELD
START
CODE
STOP
CODE
NUMBER
SYSTEM
CHARACTER
N
OPTIONAL
CHECK
DIGIT HEIGHT
SR, SC
C
CHECK
DIGIT
N
START CODE
NUMBER QUIET
ZONE
SR, SC
POSITION
QUIET
ZONE
C
CHECK
DIGIT
STOP CODE
CHECK
DIGIT
SYSTEM
DATA
FIELD
NUMBER
CHARACTER
CHARACTER
CHARACTER
POSITION
OPTIONAL
READABLE
DATA
FIELD
FIELD
NUMBER SYSTEM
CHARACTER FIELD
CHARACTER
SYSTEM
READABLE
DATA FIELD
N
START CODE
NUMBER QUIET
ZONE
SR, SC
POSITION
QUIET
ZONE
C
CHECK
DIGIT
SYSTEM
DATA
FIELD
NUMBER
CHARACTER
OPTIONAL
READABLE
DATA
FIELD
FIELD
CHARACTER
SYSTEM
CHECK
DIGIT
CHARACTER
STOP CODE
DATA
N
CHECK
DIGIT
C
FIELD
QUIET
ZONE
QUIET
ZONE
HEIGHT
NUMBER SYSTEM
CHARACTER CHECK DIGIT
CHARACTER
2– or 5–
DIGIT
ADD–ON
CODE
2– or 5–
DIGIT
ADD–ON
CODE
2– or 5–
DIGIT
ADD–ON
CODE
2– or 5–
DIGIT
ADD–ON
CODE
HEIGHT HEIGHT
STOP
CODE
Figure 5–29. UPC–E and UPC–E0 Structure