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Operator's Guide E-5
P1 THROUGH P8
The (P1) through (P8) bytes are the parameters of the Barcode Format
command.
P1: Barcode Symbology
This parameter specifies the type of barcode to print. The valid entries for
P1 are
:
0 Interleaved 2 of 5
1 PostNet (graphics mode)
4 Code 39 (default value)
5 EAN - 8
6 EAN - 13
9 Codabar a/a - Start and stop character: a
10 Codabar b/b - Start and stop character: b
11 Codabar c/c - Start and stop character: c
12 Codabar d/d - Start and stop character: d
13 UPC - A
14 UPC - E
21 PostNet (text mode)
See Page E-18 for information on Start and Stop Characters.
Note:
For best PostNet barcodes, prefer text mode (P1=21) to graphics
mode (P1=1). Also for PostNet, P2 through P8 may be any value;
they must be included in the command but are ignored by the
printer.