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F-ROT Field rotation. The direction of the field with respect to the
supply.
Values: 0 = top of field toward top of supply
1 = top of field toward left of supply
2 = top of field toward bottom of supply
3 = top of field toward right of supply
HEIGHT One to four digits for the bar code height in tenths of
millimeters. The value should be less than the length or width
of the supply.
Values: 50-2032 (5.1 to 203.2 mm or 0.2 to 8.0 inches)
HR (Human readable characters) One digit for the location of
human readable characters printed with a UPC or EAN bar
code. If no value is given, no human readable characters are
printed.
Values: 0 = No human readable characters printed
1 = Human readable printed above the bar code
2 = Human readable printed below the bar code
NOTE: Always use the HR parameter to generate the human
readable text for a UPC or EAN bar code. If you
manually insert human readable text, the barcode
may not print accurately.
Example
B11,I,1,70,30,1,4,0,120,0
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The bar code field number is B11, the field increases by 1 with
successive tickets (IFLAG = I, increment value = 1). The field
begins 7 millimeters from the bottom and 3 millimeters from the
left edge of the print area. The bar code density is 6.63
characters per inch (density = 1, code 39), and Code 39 (4) is
used. The top of the field points to the top of the supply (rotation
= 0). The height of the bar code is 12 millimeters and no human
readable characters appear with this bar code (0).
The following special restrictions apply to online bar codes:
UPCA You must send a leading zero, 11 digits of
data and a check digit (13 digits total).
3-14 Message Structures