Select Ean 13 Bar Code Command; Print Ean 13 Bar Code Command - Oki MICROLINE ML521 Reference Manual

Select EAN 13 Bar Code Command

The command for selecting EAN 13 is
EAN 13 Parameters n and n
3
These parameters set the vertical length of the bars in units of 15/180", as calculated by the
equation
where the total value must be less than or equal to 25.
EAN 13 Parameter n
5
This parameter sets the maximum width of one character in 1/360" increments as follows:
Table 98: IBM/Epson Select EAN 13 Command —
Maximum Character Widths for Parameter n
When calculating the width of the printout, you must take into consideration the left hand
guard pattern, the center guard pattern and the right hand guard pattern.
EAN 13 Parameter n
8
This parameter sets whether or not the readable characters are printed.
n = 1: print readable characters
8
n = 0: do not print readable characters
8

Print EAN 13 Bar Code Command

The command for printing EAN 13 bar codes is
where parameter m designates the number of characters which will follow in the data. If you
wish to include a check digit, enter the ASCII character @ (64 Dec, 40 Hex) at the end of the
data.
Chapter 11: Bar Code Commands for 24-Pin Printers
ESC DLE A m 0 2 n
4
[(n x 10) + n ] x 15/180"
3 4
Value of n Character Width
5
1
2
3
4
5
6
7
ESC DLE B m [data]
n n 0 0 n
3 4 5 8
Values (24-Pin Printers)
5
35/360"
49/360"
70/360"
84/360"
105/360"
119/360"
140/360"
123