Omron SYSMAC mini SP20 User Manual

105
DR 10 9989 (0089 + (10,000 – 0100))
CY 1 (negative result)
Second Subtraction
# 0000
DR 10 –9989
CY –0
DR 10 0011 (0000 + (10,000 – 9989))
CY 1 (negative result)
In the above case, the program would turn ON DR 1100 to indicate that the
value held in DR 10 is negative.
3-7-30 AND WORD- ANDW(42)
I1: Input 1
I/O, work, dedicated (03 only), DR, LR, TC, #
I2: Input 2
I/O, work, dedicated (03 only), DR, LR, TC, #
Ladder Symbol
Operand Data Areas
R: Result word
Output bits, work bits, DR, LR
ANDW(42)
I1
I2
R
When the execution condition is OFF, ANDW(42) is not executed. When the
execution condition is ON, ANDW(42) logically AND’s the contents of I1 and
I2 bit-by-bit and places the result in R.
10 0110 0110 011001
15 00
01 0101 0101 010101
00 0100 0100 010001
15 00
15 00
I1
I2
R
Example
ER: Indirectly addressed DR word is non-existent. (Content of *DR word
is not BCD, or the DR area boundary has been exceeded.)
EQ: ON when the result is 0.
3-7-31 OR WORD - ORW(43)
I1: Input 1
I/O, work, dedicated (03 only), DR, LR, TC, #
I2: Input 2
I/O, work, dedicated (03 only), DR, LR, TC, #
Ladder Symbol
Operand Data Areas
R: Result word
Output bits, work bits, DR, LR
ORW(43)
I1
I2
R
Description
Flags
Instruction Set Section 3-7

Omron SYSMAC mini SP20 Specifications

General

Brand	Omron
Model	SYSMAC mini SP20
Category	Controller
Language	English

Summary

SYSMAC mini Programmable Controllers SP10/SP16/SP20

Operation Manual

Manual title for operating the SYSMAC mini Programmable Controllers.

Notice

OMRON Product References

Explains capitalization and abbreviations for OMRON products.

Visual Aids

Describes symbols used in the manual for easier information locating.

About this Manual

Section 1 Introduction

Introduces programmable controllers and SP-series PCs.

Section 2 Installation

Provides details on installation environment and PC wiring.

Section 3 Programming

Describes necessary information for programming SP-series PCs.

Section 4 Operation

Provides information on operating SP-series PCs via the console.

Section 5 Troubleshooting

Provides information on error indications and debugging.

PRECAUTIONS

1 Intended Audience

Identifies the target audience for this manual.

2 General Precautions

Outlines general rules for operating the product safely.

3 Safety Precautions

Details essential safety measures to prevent injury or damage.

4 Operating Environment Precautions

Specifies conditions to avoid for proper operation and longevity.

5 Application Precautions

Lists precautions to take when applying the product in various situations.