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Preface – Rockwell Automation 1761 MicroLogix 1000 Programmable Controllers User Manual

Page 326

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Preface

MicroLogix 1000 Programmable Controllers User Manual

C–12

Instruction

Description

Instruction

Parameter

Valid Addressing

Mode(s)

Valid File Types

Valid Value

Ranges

SQL

Sequencer Load

file

indexed direct

O, I, S, B, N

Not Applicable

source

direct, indexed direct➀

O, I, S, B, T, C, R, N

–32,768–32,767

control

direct

R (element level)

Not Applicable

length

(contained in the
control register)

1–255

position

(contained in the
control register)

0–255

SQO

Sequencer Output

file

indexed direct

O, I, S, B, N

Not Applicable

mask

direct, indexed direct➀

O, I, S, B, T, C, R, N

–32,768–32,767

destination

direct, indexed direct➀

O, I, S, B, T, C, R, N

Not Applicable

control

direct

R (element level)

Not Applicable

length

1–255

position

0–255

SQR

Square Root

source

immediate, direct,
indexed direct

O, I, S, B, T, C, R, N

–32,768–32,767
f-min–f-max

destination

direct, indexed direct

O, I, S, B, T, C, R, N

Not Applicable

STD

Selectable Timed
Disable

Not Applicable

STE

Selectable Timed
Enable

Not Applicable

STS

Selectable Timed Start

file

immediate, direct,
indexed direct

O, I, S, B, T, C, R, N

always equal 5

time

immediate, direct,
indexed direct

O, I, S, B, T, C, R, N

0–255

SUB

Subtract

source A

immediate, direct,
indexed direct

O, I, S, B, T, C, R, N

–32,768–32,76
f-min–f-max

source B

immediate, direct,
indexed direct

O, I, S, B, T, C, R, N

–32,768–32,767
f-min–f-max

destination

direct, indexed direct

O, I, S, B, T, C, R, N

Not Applicable

➀ Indexed addressing is not allowed when using T, C, or R addresses.