Introduction
Copyright IXXAT Automation GmbH
3
IEM Manual, 1.5
Introduction .................................................................................... 11
Definitions, acronyms and abbreviations ............................... 11
References ................................................................................ 13
Important user information ...................................................... 14
Conventions Used in This Manual .......................................... 14
Support ..................................................................................... 14
Returning hardware ................................................................. 14
Key features .............................................................................. 15
Overview ................................................................................... 15
Working principle .......................................................................... 16
Ethernet ports ............................................................................... 16
Board-to-Board Connector ............................................................ 16
Memory interface .......................................................................... 16
Communication ...................................................................... 17
Process data .......................................................................... 17
Software concept .......................................................................... 20
Command channel ................................................................. 20
Service channels .................................................................... 20
State control ........................................................................... 20
Getting started ............................................................................... 23
Software directory structure .................................................... 23
– Ethernet Module Interface ............................................. 25
IEM demo application overview .............................................. 26
Configuration phase ...................................................................... 27
Service Channel access ............................................................... 28
Creation of variables ..................................................................... 28
Process data exchange ................................................................ 30
Data mapping ......................................................................... 30
Characteristics ....................................................................... 31
Storing/Restore configuration parameter ...................................... 31
Configuration structure ................................................................. 31
Registering events ........................................................................ 32
Error handling ............................................................................... 32
Generic structure of the demo application .................................... 32