C - advanced data formatting, Adf overview, Advanced data formatting – Rockwell Automation 2755 Cordless Hand-Held Scanner User Manual

Page 92

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Appendix

C

Publication 2755-6.3

Advanced Data Formatting

This appendix describes how to use the Advanced Data Format
(ADF) feature. Included are sections on:

ADF overview

rules hierarchy

default rule

listening for audible responses

using ADF in a sorting application

ADF Overview

ADF allows you to customize input before it is transmitted to your
host device. For example, instead of having a direct read of a bar
code, you can now attach a message to it. ADF is implemented with
a series of bar codes that have selectable parameters. [You do not
have to type in the individual characters for your message but rather
scan in the appropriate bar code located in the Hand-Held Cordless
Bar Code Scanners Programming Guide
(Publication
No. 2755-6.6).] This series of bar codes is called a Rule and is used
to evaluate input from the scanner. Rules are comprised of Criteria
and Actions. Criteria are composed of an Input Source, Code Type,
and Code Length. Actions are composed of Send Data, Send
Keystroke, Setup Pause, and Send Preset Value. Criteria, Actions,
and entire Rules may be erased by scanning the appropriate bar code.

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