Rockwell-automation 1762-IQ32T MicroLogix DC Input Module Manual do Utilizador descarregar pdf (Página 16)

16 MicroLogix 1762-IQ32T DC Input Module

Publication 1762-IN019B-EN-P - June 2013

I/O Memory Mapping

For each input module, slot x, words 0...1 in the input data file contain the current state of the

field input points.

1762 Expansion I/O Addressing

The addressing scheme for 1762 Expansion I/O is represented in the following figure.

Input Data File

Bit Position

Word1514131211109876543210

0 rrrrrrrrrrrrrrrr

1 rrrrrrrrrrrrrrrr

Where: r = read

I1:x.0/0

Slot number

(1)

Data file

Input

Slot delimiter

Word delimiter

Bit delimiter

Bit (0...15)

Word

(1)

I/O located on the controller (embedded I/O) is slot 0. I/O added to the controller (expansion I/O) begins with slot 1.

1 2 ... 11 12 13 14 15 16 17 18 19 20

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