14 - eaf math instructions, 14ć1, Eaf math instructions – Rockwell Automation 1772-L8_LW_LWP_LX_LXP,D17726.5.8 User Manual User Manual

Page 173

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Chapter

14

14-1

EAF Math Instructions

This chapter describes the EAF (Execute Auxiliary Function) math
instructions. Table 14.A lists these instructions.

Table 14.A

EAF Function Numbers

If you want to perform

an operation of this type

Use this

function number

The MiniĆPLCĆ2/02, MiniĆPLCĆ2/16, and MiniĆPLCĆ2/17 can perform

these functions.

Addition

Subtraction

Multiplication

Division

Square Root

BCD to Binary

Binary to BCD

10

x

(01)

(02)

(03)

(04)

(05)

(13)

(14)

(37)

The MiniĆPLCĆ2/17 can perform these additional functions.

Y to the X (y

+/-x)

Powers of e (e

+/-x)

Reciprocal (1/x)

(33)

(32)

(34)

When a processor executes an EAF, it uses the data table format shown in
Figure 14.1. Operands A and B represent the numbers you manipulate.

Chapter Objectives

Two Operand EAFs

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