![]() ![]() Anatomy of a Displayħ-segment displays usually have 1 pin for each LED, and then 1 pin connected to all the LED cathodes (common cathode) or anodes (common anode). In this article however we will be referring to the colloquial, LED-illuminated displays. ![]() The colloquial term also generally refers to displays where the segments are each illuminated by an LED, however various other optical and mechanical forms of 7-segment displays also exist. There is often also a decimal point (8th segment), and there are also variants with other additional segments, however 7-segment display is generally the colloquial term used for this technology. Despite being one of the earliest forms of display technology - having a history dating back to the beginning of the 20th century - 7-segment displays are still very much in use and relevant today, as a low-cost display solutionĪs indicated by the name, 7-segment displays consist of 7 individual segments these segments can be turned on and off individually, combining to produce numbers (and letters). ![]()
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