Module addressing, Appendix b, Appendix – Rockwell Automation 1769-IF4XOF2 Compact 8-Bit Low Resolution Analog I/O Combination Module User Manual

Page 73

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1

Publication 1769-UM008A-EN-P - November 2001

Appendix

B

Module Addressing and Configuration with
MicroLogix 1500

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

Module Addressing

The following memory map shows the input, output, and
configuration image tables for the 1769-IF4XOF2. Detailed information
for these image tables can be found on page 4-3.

Channel 1 Input Word

Channel 2 Input Word

Over-range Bits - Inputs

Channel 3 Input Word

Over-range Bits - Outputs

Channel 0 Output Loopback

Channel 0 Input Word

Input Image

8 words

Configuration File

6 words

Output Image

2 words

slot e

slot e

slot e

Input Image File

Configuration

File

Output Image

File

Channel 1 Output Loopback

Word 0

Word 1

Word 2

Word 3

Refer to your
controller’s user
manual for
addresses.

Word 5

Word 6, bits 7 to 14

Word 7, bits 7 to 14

Output Channel 0 Fault Value

Output Channel 0 Program (Idle) Value

Output Channel 1 Fault Value

Output Channel 1 Program (Idle) Value

Channel 0 Output Data Word

Bit 15

Bit 0

Word 0
Word 1

Word 2

Word 3
Word 4

Word 5

Word 0

Word 1

Memory Map

Channel 1 Output Data Word

Configuration Word

Configuration Word

I:e.0

I:e.1

I:e.2

I:e.3
I:e.4

I:e.5

I:e.6/7 to I:e.6/14

I:e.7/7 to I:e.7/14

Address

O:e.0

O:e.1

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