Specifications

6-69

6.5.20 Bar Code Commands

GS 'H' n Select HRI Character Print Position

Code 1DH 48H n

Function Selects the print position of the HRI character when printing a bar code.

Only the two low-order bits of n are valid.

n = 0: Does not print

n = 1: Above the bar code

n = 2: Below the bar code

n = 3: Above and below the bar code

HRI characters are printed with the font selected by GS 'f'.

Default n=0 (Does not print)

GS 'f' n Select HRI Character Font

Code 1DH 66H n

Function Selects the HRI character font used when printing a bar code.

Only the least significant bit (LSB) of n is valid.

n = 0: 24

 12 dots font

n = 1: 16

 8 dots font

Default n=0 (24

 12 dot font)

GS 'h' n Set Bar Code Height

Code 1DH 68H n

n255

Function Sets the bar code height.

The bar code height is n dot lines.

If n = 0, this command is ignored.

Default n=162