Rockwell Automation 1794-IP4 Series B FLEX I/O PULSE COUNTER User Manual User Manual

Page 8

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Table of Contents

ii

Publication 1794ĆUM016B-EN-P - August 2002

Chapter 4

What This Chapter Contains

4-1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Configuring Your Pulse Counter Module

4-1

. . . . . . . . . . . . . . . . . . . . .

Reading Data From Your Module

4-2

. . . . . . . . . . . . . . . . . . . . . . . . .

Mapping Data for the Module

4-2

. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Pulse Counter Module (1794ĆIP4) Image Table Mapping

4-2

. . . . . . .

Block Transfer Read Word Assignments for the Pulse Counter Module

(1794ĆIP4)

4-3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Bit/Word Definitions for Block Transfer Read Words for the

Pulse Counter Module

4-3

. . . . . . . . . . . . . . . . . . . . . . . . . . .

Block Transfer Write Word Assignments for the Pulse

Counter Module

4-4

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Bit/Word Definitions for the Block Transfer Write Words for the Pulse

Counter Module

4-4

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Chapter Summary

4-5

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Chapter 5

What This Chapter Contains

5-1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

About DeviceNetManager Software

5-1

. . . . . . . . . . . . . . . . . . . . . . . .

Polled I/O Structure

5-1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Adapter Input Status Word

5-2

. . . . . . . . . . . . . . . . . . . . . . . . . . . .

System Throughput

5-3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Mapping Data into the Image Table

5-3

. . . . . . . . . . . . . . . . . . . . . . . .

Pulse Counter Module (1794ĆIP4) Image Table Mapping

5-3

. . . . . . .

Block Transfer Read Word Assignments for the Pulse Counter

Module (1794ĆIP4)

5-4

. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Block Transfer Write Word Assignments for the Pulse

Counter Module

5-4

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Bit/Word Definitions for the Pulse Counter Module

5-4

. . . . . . . . .

Defaults

5-7

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Chapter 6

Chapter Objectives

6-1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

About the ControlNet Adapter

6-1

. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Communication Over the FLEX I/O Backplane

6-1

. . . . . . . . . . . . . . . .

Scheduled DataĆTransfer

6-2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Unscheduled DataĆTransfer

6-2

. . . . . . . . . . . . . . . . . . . . . . . . . . .

Module I/O Mapping

6-2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

I/O Structure

6-3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Adapter Input Status Word

6-3

. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Safe State Data

6-4

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Device Actions

6-4

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Communication Fault Behavior

6-5

. . . . . . . . . . . . . . . . . . . . . . . . .

Idle State Behavior

6-5

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Input Data Behavior upon Module Removal

6-5

. . . . . . . . . . . . . . . .

Writing Configuration to and

Reading Status from Your

Module with a Remote I/O

Adapter

How Communication Takes

Place and I/O Image Table

Mapping with the DeviceNet

Adapter

Input, Output and

Configuration Files for

Analog Modules when used

with ControlNet

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