Epson FX-880 - Impact Printer, User Manual

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Barcode commands
Your printer has powerful barcode printing capabilities and includes the
following resident barcode fonts: EAN-13, EAN-8, Interleaved 2 of 5,
UPC-A, UPC-E, Code 39, Code 128, and POSTNET. See the barcode
commands below:
ESC ( B Select Barcode Printing
Format:
ASCII code: ESC ( B m n
Decimal: 27 40 66 m n
Hexadecimal: 1B 28 42 m n
Function:
ESC ( B n1 n2 k m s v1 v2 c data
n = (n1 + (256
×
n2))
k: Select barcode
k = 0: EAN - 13, 1: EAN - 8, 2: Interleaved 2 of 5, 3: UPC - A,
4: UPC - E, 5: Code 39, 6: Code 128, 7: POSTNET
m: Module width (120 dpi)
m = 2: 2 dots, 3: 3 dots, 4: 4 dots, 5: 5 dots
s: Space adjustment value
-3
≤
s
≤
3 (1/240-inch units)
v1, v2: Bar length
v1 + v2
×
256 (1/72-inch units)
❑
The v1 and v2 values are ignored when POSTNET is selected.
❑
The long bar length of POSTNET is always 0.125 inches; the short bar
length is always 0.050 inches.
L
Gentian Rev.c
A5 size Appendix B
97/06/17 pass 3
B-12
Specifications