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n = the print position
n = X'00'
Not Printed
n = X'01'
Above the bar code
n = X'02'
Below the bar code
n = X'03'
Both above and below the bar code.
Default:
n = X'00'
Remarks:
Human readable information is normal text associated with the bar code.
Note: The last valid value is kept when an invalid value is sent.
Select font for HRI
EIA-232 Syntax:
GS f n or X'1D66;n'
where: n = the font for the HRI
n = X'00'
Font A
n = X'01'
Font B
Default:
n = X'00'
Remarks:
Only resident character sets are used:
v Font A = 10-dots (W) × 20 dots (H) or 1.25 mm × 2.5 mm
v Font B = 12-dots (W) × 24 dots (H) or 1.5 mm × 3.0 mm
Note: The last valid value is kept when an invalid value is sent.
Print PDF417 bar code
EIA-232 Syntax:
GS P data NUL or X'1D;50;data;00'
where:
data The ASCII representation of the characters to be printed.
Remarks:
Valid only at the beginning of a line. Printing will not start until a X'00' is
received.
This command will increment status byte 6.
The maximum number of characters to be encoded is 1000.
Updated April 2, 2009
Appendix D. EIA-232 programming information 153