Rockwell-automation 1768-EWEB EtherNet/IP Web Server Module User Manua Bedienungsanleitung PDF herunterladen (Seite 66)

Publication ENET-UM527E-EN-P - October 2006

66 Use Data Views to Access Controller Data

Example: Data View XML

with Tag Errors

This example a data view named alltypes with error messages for tags

that could not be retrieved.

<?xml version="1.0"?>

<?xml-stylesheet href="/dataview/dataview.xsl" type="text/xsl"?>

<view

xmlns="http://www.rockwellautomation.com/technologies/data_access/data_views/1.0/"

xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

xsi:schemaLocation="http://www.rockwellautomation.com/technologies/data_access/data_

views/1.0/ /schema/dataview.xsd"

xmlns:cip="http://www.rockwellautomation.com/technologies/data_access/data_types/1.0

/" name="alltypes" description="">

<tag name="test_tag_bool" valueType="cip:dt_BOOL" path="1,1" display="String"

access="write" error="Couldn't read tag!">

<value xsi:nil="true"/>

</tag>

<tag name="test_tag_sint" valueType="cip:dt_SINT" path="1,1" display="Decimal"

access="write" error="Couldn't read tag!">

<value xsi:nil="true"/>

</tag>

<tag name="test_tag_int" valueType="cip:dt_INT" path="1,1" display="Decimal"

access="write" error="Couldn't read tag!">

<value xsi:nil="true"/>

</tag>

<tag name="test_tag_dint" valueType="cip:dt_DINT" path="1,1" display="Decimal"

access="write" error="Couldn't read tag!">

<value xsi:nil="true"/>

</tag>

<tag name="test_tag_real" valueType="cip:dt_REAL" path="1,1" display="Decimal"

access="write" error="Couldn't read tag!">

<value xsi:nil="true"/>

</tag>

<tag name="test_tag_string" valueType="cip:dt_STRINGI" path="1,1"

display="String" access="write" error="Couldn't read tag!">

<value xsi:nil="true"/>

</tag>

</view>

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