Printronix P7000 Programmer's Reference Manual page 51

NOTE: If no values are set for parameters p2-p10 , the default values will be
used. If you have sent a value from the host, this value is active until
you replace it or the printer is reset.
In this example the following parameters are changed on Line 10:
p1 = style (Code 128)
p2 = height (3/12 inch)
p9 = human readable font (use special font)
The semicolons are "place holders" for the parameters not being changed.
A list of the 10 parameters and their values follows.
p1
Selects the style.
If p1 =
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Setting Bar Code Parameters
Table 17. p1 Values
Style
Interleaved 2/5
German PTT Interleaved 2 of 5
Matrix 2 of 5
Industrial 2 of 5
Code 3/9
EAN-8
EAN-13
Code 11
Reserved
Codabar a/t
Codabar b/n
Codabar c/*
Codabar d/e
UPC A
UPC E
51