Till now, we have spoken only about the output of the 7 Segment Display. You can see how numbers from ‘0’ through ‘9’ will look on a typical 7 Segment Display in the following image. For example, to display the number ‘0’, all the segments must be ON except the segment ‘G’. To display a particular number, you have to turn ON or OFF a group of Segments. You can see in the following image the side-by-side representation of a typical 7 Segment Display and it Segment names. It is technically an 8 Segment Display with 7 Segments responsible for displaying the main numerical data and one dot segment. Most 7 Segment Display have an additional segment in the form of a dot. The name ‘7 Segment Display’ means that it has 7 LEDs in the form of hexagonal bars that are arranged in the form of ‘8’.Įach LED is known as a ‘Segment’ with names A, B, C, D, E, F and G. A 7 Segment Display is one of the simplest types of display devices that can display numbers from 0 through 9 (you can also display characters from ‘A’ through ‘F’).
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