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Traffic lights are simple devices that are quite common but do you know how they work? In this post I'll try to implement a traffic light...

A multiplexer is a device that has several digital or analog inputs and a single output. It forwards a given input to the output based on...

Statements that allow you to direct the execution of the program into alternative sequences of statements are known as control...

Sometimes all you need is a simple indication telling you the state of the device you are dealing with. Power indicator of you will. It...

Seven segment displays are often thought of as a single display but still they consist of seven individual LEDs that have to be...

Introducing delays is often needed in behavior modeling. Delays are usually required by the external circuit before which the data has to...

Types are good. They provide meaning to variables, arguments and functions by defining the set of operations that can be applied to them....

What is a script? A sequence of instructions (statements) executed one by one by the language interpreter. Each instruction gets you...

User defined types (UDTs) allow for defining custom structures in SCL. The UDTs then can be used when declaring variables. Nested UDTs...

The Function Block (FB) is just a function associated with some data. The data is stored in a Data Block (DB). In Process Simulate we...