Traffic light

Perhaps some of the beginners will benefit from examples of programs developed on the two popular tool environments Step7 (Siemens) and CodeSys.

It seems to be simple, blinking with one light, then with another. But even in this case, you can not do without triggers, chains of self-catch, use of timers and other things.

In the first case the program is executed in the language of ladder diagrams, in another case in Pascal figurative language ST



Archive files Step7

Archive files Codesys

 Russian version


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