Plessey Code - Microscan MS-3 User Manual

Plessey Code

Plessey Code

Usage: First developed in March 1971, it has been used extensively in libraries,
retail, production, and stock control.
Definition: Plessey Code consists of pairs of wide/narrow bars that represent 1s and
0s which, taken in units of 12, define hexidecimal characters.
Plessey Status
Serial Cmd: <K487,
length>
Default: Disabled
Options: 0 = Disabled
Check Digit Output Status (Plessey Code)
Serial Cmd: <K487, status,check digit output
length>
Default: Disabled
Options: 0 = Disabled
Minimum Symbol Length (Plessey Code)
Definition: Specifies a number of characters that the reader will recognize, including
a check digit character.
Serial Cmd: <K487,
length>
Default: 0
Options: 0 to 32
4-20
MS-3 CCD Reader User's Manual
status,check digit output status,unused,minimum symbol
1 = Enabled
1 = Enabled
status,check digit output
status,unused,minimum symbol
status,unused,minimum symbol