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Preface – Rockwell Automation 1761 MicroLogix 1000 Programmable Controllers User Manual

Page 92

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Preface

MicroLogix 1000 Programmable Controllers User Manual

4–16

Design

Functional Specification

Perform

Detailed Analysis

Determine if Special

Programming

Features are Needed

Confirm I/O

Addresses

Enter/Edit

Program

Check for

Completeness

Monitor/Troubleshoot

Program

Accept

Program

Prepare a general description of how you want your
automated process to operate.

Identify the hardware requirements.

Match inputs and outputs with actions of the process.

Add these actions to the functional specifications.

Do you need:

Special interrupt routines?

High-speed counting features?

Sequencing Operations?

FIFO or LIFO stack operations?

Make sure I/O addresses match correct input and
output devices.

Enter program using the programming device.

Review your functional specification and detailed
analysis for missing or incomplete information.

Monitor and, if necessary, troubleshoot the
program that you entered.

Resulting programs should match functional
specifications.

Run program.

Program Development

Process

Program Development

Checklist

Create Logic

Program

Use worksheets if necessary to create program.