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What is a 4 digit 7 segment display?

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There are two types of LED 7-segment displays: common cathode (CC) and common anode (CA). The difference between the two displays is the common cathode has all the cathodes of the 7-segments connected directly together and the common anode has all the anodes of the 7-segments connected together.

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asked Nov 28, 2019 by displays (360 points)
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