O'Reilly logo

Programmable Logic Controllers, 5th Edition by William Bolton

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 13. Designing Systems
This chapter considers the way programs are designed and how they and a PLC system can be tested and faults found. This involves consideration of both the hardware and the software.

13.1. Program Development

Whatever the language in which a program is to be written, a systematic approach to the problem can improve the chance of high-quality programs being generated in as short a time as possible. A systematic design technique is likely to involve the following steps:
1 A definition of what is required, with the inputs and outputs specified.
2 A definition of the algorithm to be used. An algorithm is a step-by-step sequence that defines a method of solving the problem. This can often be shown by a flowchart or can be written ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required