We wanted to write a book that made it easier to learn Siemen's Step 7 programming. The book includes a link to download a trial version of Siemens Step 7 (TIA Portal) software. The second edition has two additional chapters. There is a step-by-step chapter on creating a project to ease the learning curve. We wanted the book to be practical, and also have breadth and depth of coverage. There are many practical explanations and examples to illustrate...