Rockwell Automation 2755 AdaptaScan Software - Manual (Page 140)

10–3
Publication 2755-838
This section shows some sample messages.
Example 1: If one Code 39 label is decoded, the decoder transmits:
End Message Characters
Package Count
End of Package Double Delimiter
Bar Code Data
Code 39 Symbology Type Indicator
Header Message
Field Delimiter
Source Identifier
Source
Example 2: If two Code 39 labels are scanned on a single package,
the decoder transmits:
Source Identifier
Header Message
End Message Characters
Package Count
End of Package Double Delimiter
Bar Code Data
Code 39 Symbology Type Indicator
Field Delimiter
Bar Code Data
Code 39 Symbology Type Indicator
Field Delimiter
Source
Source
Example 3: If a No-Read occurs, the decoder transmits:
End Message Characters
Package Count
End of Package Double Delimiter
No-Read Message
Header Message
Field Delimiter
Source Identifier
Source
Note: Message packages can consist of both bar code strings and
no-read strings.
Message Samples