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Appendix b, Input module addressing, See appendix b; for compactlogix and – Rockwell Automation 1769-OF2 Compact I/O Analog Modules User Manual

Page 143: See appendix b; for compactlogix, Appendix

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Publication 1769-UM002B-EN-P - July 2005

Appendix

B

Module Addressing and Configuration with
MicroLogix 1500

This chapter examines the analog modules’ addressing scheme and describes
module configuration using RSLogix 500 and MicroLogix 1500.

Input Module Addressing

In the following example, the 1769-IF4 is used. Detailed information on the
input image table can be found in 1769-IF4 Input Data File on page 3-2.

Figure B.1 1769-IF4 Memory Map Including Configuration

Channel 0 Data Word

Word 0
Word 1
Word 2

Word 3

Word 4, bits 0 to 3

Word 5, bits 0 to 15

Channel 1 Data Word
Channel 2 Data Word

Channel 3 Data Word

General Status Bits

Over-/Under-range Bits

Channel 0 Configuration Word

Channel 1 Configuration Word

Channel 2 Configuration Word

Channel 3 Configuration Word

Word 0

Word 1

Word 2

Word 3

Input Image

6 words

Configuration

File

4 words

slot e

slot e

Input Image

Configuration

File

Output Image

FIle

Memory Map

Bit 15

Bit 0

Refer to your

controller

manual for the

addresses.