Dascom 7010 Programmers Manual ZPL - Manual (Page 29)

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g = not care
Example:
^BZ
POSTNET Bar Code
Description:
The POSTNET bar code is used to automate the handling of mail. POSTNET uses a series of five
bars, two tall and three short, to represent the digits 0 to 9.
･Field data(^FD) is limited to the width (or length, if rotated) of the label.
Format: ^BZo,h,f,g
Parameters:
o = orientation
Accepted Values:
N = normal
R = rotated 90 degrees(clockwise)
I = inverted 180 degrees
B = read from bottom up,270 degrees
Default Value: Current ^FW value
h = not care
f = not care
g = not care
Example:
Comments:
This bar code size can be change by using parameter w & r in the ^BY command.
If additional information about the POSTNET Bar Code is required, contact the United States Postal
Service and ask for Publication 25-Designing Letter Mail, which includes a full specification for
POSTNET. You can also download Publication 25 from the URL below:
^XA^FO100,100^BY3
^BPN,N,100,Y,N
^FD12344^XZ
^XA^FO100,100^BY3
^BZN,40,N,N
^FD32569^XZ