![]() ![]() Hence a 7 segment plus decimal point package will only require nine pins. Common Anode display and Common Cathode display.Īll of the cathodes (negative terminals) or all of the anodes (positive terminals) of the segment LEDs are connected and brought out to a common pin this is referred to as a "common cathode" or "common anode" device. ![]() The 7 segment display are of two types viz. The use of the decimal point is to display decimal numbers like 3.1 or 7.5. The working of 7 segment display is on the similar lines as that of and LED as the 7 segment displays is eventually made up of 7 LEDs and an LED for the decimal point. Numbers from 0-9 and few alphabets can be displayed. If all elements are activated, the display shows a numeral 8. Each of the LEDs is turned ON and OFF and the combination of LEDs which are ON forms a character. A seven-segment display is a set of seven LEDs elements, arranged to form a figure of 8. 7-Segment Display Seven-segment display is a form of electronic display used for displaying alpha-numeric characters. ![]()
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