Citizen PPU-231II Command Reference Manual page 83

GS h n
[Function]
[Code]
[Range]
[Outline]
[Default]
[Sample Program]
Specifying the height of the bar code
<1D>H<68>H<n>
1 n 255
Selecting bar code height.
"n" denotes the number of dots in the vertical direction.
n = 162
Refer to Sample Program and Print Results for GS w on
page 93.
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