6. Barcode commands
GS H n |
| HRI Character Printing Set | |
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| Code | 1D16 + 4816 + n | |
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| ≤ n ≤ 255 |
| Domain of | 0 | |
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| Function | Specifies the printing position of the HRI characters when printing a Barcode. | |
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| n = <xxxxxx00>B: HRI characters are not printed. | |
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| n = <xxxxxx01>B: HRI characters are printed on top of the Barcode. | |
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| n = <xxxxxx10>B: HRI characters are printed below the Barcode. | |
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| n = <xxxxxx11>B: HRI characters are printed on top of and below the Barcode. | |
Details • n is valid only for the low 2 bits.
•In default, n = 0.
GS w n |
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| Width of Barcode Set |
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| Code |
| 1D16 + 7716 + n |
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| Domain of |
| 1 ≤ n ≤ 4 |
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| Function |
| Sets the width of Barcode. |
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| n | Module width of |
| Module width of ITF, CODE39, and CODABAR |
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| JAN/UPCE |
| Narrow bar | Wide bar |
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| 1 | 2 dot pitch |
| 1 dot pitch | 3 dot pitch |
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| 2 | 3 dot pitch |
| 2 dot pitch | 5 dot pitch |
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| 3 | 4 dot pitch |
| 3 dot pitch | 8 dot pitch |
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| 4 | 5 dot pitch |
| 4 dot pitch | 10 dot pitch |
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Details • For CODE128, the width of a Barcode cannot be set (the module width is fixed at 2 dot pitch).
• In default, n = 2.