Oki MICROLINE ML521 Reference Manual page 152

Code 39 Parameters 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.
Code 39 Parameter n
5
This parameter sets the width of the narrow bars in 1/360" increments.
Table 84: IBM/Epson Select Code 39 Command —
Narrow Bar Widths for Parameter n
Value of n
Code 39 Parameter n
6
This parameter sets the width of the narrow space characters in 1/360" increments.
Table 85: IBM/Epson Select Code 39 Command —
Narrow Space Widths for Parameter n
Value of n
114 Chapter 11: Bar Code Commands for 24-Pin Printers
and n
4
[(n x 10) + n
3
Character Width
5
1 2/360"
2 4/360"
3 7/360"
4 9/360"
5 12/360"
6 14/360"
7 17/360"
Character Width
6
1 8/360"
2 10/360"
3 13/360"
4 15/360"
5 18/360"
6 20/360"
7 23/360"
] x 15/180"
4
Values (24-Pin Printers)
5
Values (24-Pin Printers)
6