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Chapter 4: Programming Commands 83

Revision C 12/09

A798-PG00001C

Bar codes

These commands format and print bar codes and are described in order of their hexadecimal codes.

These commands describe operation for 80mm paper. If the printer supports 82.5mm paper, the dot spacing is the same but

there are 640 printable dots rather than the 576 printable dots on 80mm paper.

Select printing position of HRI characters

ASCII GS H n

Hexadecimal 1D 48 n

Decimal 29 72 n

Value of n: Printing position

0 = Not printed

1 = Above the bar code

2 = Below the bar code

3 = Both above and below the bar code

Default: 0 (Not printed)

Prints HRI (human readable interface) characters above or below the bar code.

Select pitch of HRI characters

ASCII GS f n

Hexadecimal 1D 66 n

Decimal 29 102 n

Value of n: 0 = Standard Pitch at 15 CPI

1 = Compressed Pitch at 20 CPI

Default: 0 (Standard Pitch at 15 CPI)

Selects standard and compressed font for printing bar code characters.

Select bar code height

ASCII GS h n

Hexadecimal 1D 68 n

Decimal 29 104 n

Value of n: Number of dots

Range of n: 1–255

Default: 216

Sets the bar code height to (n/154 inch).

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CognitiveTPG A798 Bedienerhandbuch Seite 83