
Appendix G
p:Postnet
Valid Characters: 0 – 9
Length: Five, 9, or 11 digits
Valid bar dimensions: The width and height multiplier values of 00 will produce a valid symbol. The bar code height field is ignored since the symbol height is U.S. Postal Service specific and is used to produce a zip code on a letter or package for the U.S.P.S.
The following example prints a Postnet bar code:
<STX>L
D11
1p000000015010032569<CR> 121100000000100Barcode p<CR>
E
Q:UCC/EAN Code 128 Valid Characters: 0 – 9 Length: Nineteen digits
Valid bar dimensions: The fourth character of record is the width of the narrow bar in dots. All other bars are a ratio of the narrow bar (2 times, 3 times, and 4 times the narrow bar width). Human readable characters for this bar code symbology are printed above the bar code symbol. The printer spreads a weighted module 103 checksum.
The following example prints a UCC/EAN Code 128 bar code:
<STX>L
D11
1Q00000001501000123456789012345678<CR> 121100000000100Barcode Q<CR>
E
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