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Pin Number Pin Name Description 1 e
Controls the left bottom LED of the 7-segment display
2 d
Controls the bottom most LED of the 7-segment display
3 Com
Connected to Ground/Vcc based on type of display
common cathode: connect to GND
common anode: connect to Vcc (+5V typically)
4 c
Controls the right bottom LED of the 7-segment display
5 DP
Controls the decimal point LED of the 7-segment display
6 b
Controls the top right LED of the 7-segment display
7 a
Controls the top most LED of the 7-segment display
8 Com
Connected to Ground/Vcc based on type of display
common cathode: connect to Vcc (+5V typically)
common anode: connect to GND
9 f
Controls the top left LED of the 7-segment display
10 g
Controls the middle LED of the 7-segment display