1-98
2.2
Description of Bar Codes
The following print sample is printed with a pixel size of 1 dot x 1 dot. The dot
pattern in horizontal and vertical direction is printed with 1 time.
Bar code A:
Code 3 of 9
This bar code consists of upper-case alphanumeric characters.
Number of digits is variable in length. Start/stop codes "
*
" are given
automatically by printer. Valid ASCII codes are as follows: 32, 36-37,
43, 45-47, 48-57, 65-90. Standard ratio (ratio of thick bar to thin bar) of
Code 3 of 9 is 3: 1.
Bar code B:
UPC-A
This bar code consists of only numeric characters and is 12-digit fixed
length. The 11-digit numerics are input from the computer or
applications software and the 12th digit is a checksum that is
calculated automatically by the printer.
When the computer sends the 12th digit numeric, the printer
compares the characters with the calculated checksum. If they do not
agree, the printer prints all bar codes 0 (zero).
If supplementary code is to be added, refer to item of bar code M and
N. Element size is 1 : 1, 2 : 2, 3 : 3, 4 : 4, 6 : 6, and 8 : 8.
