Overview

Plessey (UK) is a continuous, arbitrary length symbology for encoding hexadecimal data.

Variants

MSI Modified Plessey is a variant of Plessey (UK) developed by the MSI Data Corporation.

Invoking

• The data can contain any of the following:
• Numbers 0-9
• Capital letters A-F
• Two manditory check characters implementing a CRC check are automatically included.
• The includecheckintext option makes the calculated check characters appear in the human readable text.
• The unidirectional option generates a unidirectional Plessey symbol.

Examples

Equivalent symbols, the latter displaying the two mandatory check characters:

0 0 moveto (01234ABCD) (includetext) /plessey /uk.co.terryburton.bwipp findresource exec

0 0 moveto (01234ABCD) (includetext includecheckintext) /plessey /uk.co.terryburton.bwipp findresource exec

A unidirectional symbol:

0 0 moveto (01234ABCD) (unidirectional) /plessey /uk.co.terryburton.bwipp findresource exec