Chapter 11: Bar Code Commands for 24-Pin Printers114
Code 39 Parameters n
3
and n
4
These parameters set the vertical length of the bars in units of 15/180", as calculated by the
equation
[(n
3
x 10) + n
4
] x 15/180"
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
5
Values (24-Pin Printers)
Value of n
5
Character Width
1
2
3
4
5
6
7
2/360"
4/360"
7/360"
9/360"
12/360"
14/360"
17/360"
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
6
Values (24-Pin Printers)
Value of n
6
Character Width
1
2
3
4
5
6
7
8/360"
10/360"
13/360"
15/360"
18/360"
20/360"
23/360"
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