Programming Codes iTherm
®
280 Programmer’s Guide
Page 148 Rev C 28-07764
Function Set bar code justification, human readable interpretation (HRI)
character print mode, and print direction
ASCII [ESC] [EM] J <n>
Hexadecimal 1BH 19H 4AH <n>
Decimal <27> <25> <74> <n>
IPCL &%BJ <m
1
> <m
2
>
EPOS none
The power on default is center justified with HRI characters not printed.
Description The [ESC] [EM] J <n> command selects the operation of the bar code
justification, HRI characters, and print direction.
Where n bits n IPCL 76543210
------xx Justified
0 00 ------00 Left
1 01 ------01 Center
2 02 ------10 Right
--xx---- HRI characters
0 00 --00---- Not printed
16 16 --01---- Printed above the bar code
32 32 --10---- Printed below the bar code
48 48 --11---- Printed above and below the bar code
-x------ Vertical print mode. (Page mode may
work better)
0 00 -0------ Bar code printed in horizontal
direction (default)
64 64 -100---- Bar code printed in vertical direction
Note 1: The [ESC] [EM] J <n> command only affects bar code printing.
HRI is not available in vertical print mode. You may print normal
barcodes in page mode, which will provide for HRI and significantly longer
barcodes.
