User Manual Owner's manual
Table Of Contents
- 1772-6.5.8, Mini-PLC-2/02, -2/16, -2/17 Processor, User Manual
- Important User Information
- Summary of Changes
- Table of Contents
- 1 - Using This Manual
- 2 - Fundamentals of a Programmable Controller
- 3 - Hardware Features
- 4 - Installing Your Programmable Controller
- 5 - Starting Your Processor
- 6 - Maintaining and Troubleshooting Your Processor
- 7 - Memory Organization
- 8 - Scan Theory
- 9 - Relay-Like Instructions
- 10 - Program Control Instructions
- 11 - Timers and Counters
- 12 - Data Manipulation and Compare Instructions
- 13 - Three-Digit Math Instructions
- 14 - EAF Math Instructions
- 15 - EAF Log, Trig, and FIFO Instructions
- 16 - EAF Process Control Instructions
- 17 - Jump Instructions and Subroutines
- 18 - Block Transfer
- 19 - Data Transfer Instructions
- 20 - Bit Shift Registers
- 21 - Sequencers
- 22 - Selectable Timer Interrupts
- 23 - Report Generation
- 24 - Program Editing
- 25 - Programming Techniques
- 26 - Program Troubleshooting
- A - Specifications
- B - Processor Comparison Chart
- C - Number Systems
- D - Glossary
- E - Quick Reference
- Index
- Back Cover

Bit Shift Registers
Chapter 20
20-9
After you have entered the following conditions:
The file starts at word 400
Bit number 67 is for an off (0) condition
The instruction should look like Figure 20.7.
Figure 20.7
Examine
Off Bit Shift Example Rung
EXAMINE OFF
FILE:
BIT NO. 067
070
00
400
SHIFT BIT
This condition instruction examines a user specified bit in a bit shift
register, such as shown in Figure 20.1 or Figure 20.4, for an On (1)
condition. The instruction can be used alone or in conjunction with other
input instructions to affect the rung decision.
Here are some characteristics of an Examine On Bit Shift instruction:
Programmed as an input instruction
Key sequence [Shift] [Reg] [1] [9]
Requires 3 words of your program.
Examine On Bit Shift