Technical requirements

This chapter requires a solid understanding of Chapter 11, Boolean logic and program design. If you are not comfortable with those concepts, you should review them before trying to tackle this chapter. In terms of technology, all that will be needed is a working copy of CODESYS. The code for the examples can be pulled down from the following URL:

https://github.com/PacktPublishing/PLCs-for-Beginners

As usual, you are encouraged to pull the code and explore it firsthand. It is also advisable to try to modify the code to gain a better understanding of the material that will be explored here.