1. به نام خدا

2. CATHODE ( ‒ ) ( + ) ANODE ← Current Flow

3. اعداد 0 تا 9 بعضی از حروف الفبای انگلیسی 3

4. انواع 7-SEG کاتد مشترک ( کاتد تمام LED ها به هم متصل است ) Common Cathode Common Anode آند مشترک ( آند تمام LED ها به هم متصل است )

6. کاتد مشترک (( Common Cathode a b c d e g dp f a b c d e f g com

7. آند مشترک (( Common Anode a b c d e g dp f a b c d e f g com

13. 7447 IC and 7 segment display were both added to the circuit.

14. Pin 8 of the IC chips was connected to ground along with pin 16 being connected to high.

15. Inputs A, B, C, and D were added to pins 7,1,2, and 6 of the 7447 IC chip

16. Pin 1 of the 7-segment display was connected to pin 13 of the 7447 IC chip

17. Pin 13 of the 7-segment display was connected to pin 12 of the 7447 IC chip

18. Pin 10 of the 7-segment display was connected to pin 11 of the 7447 IC chip

19. Pin 8 of the 7-segment display was connected to pin 10 of the 7447 IC chip

20. Pin 7 of the 7-segment display was connected to pin 9 of the 7447 IC chip

21. Pin 2 of the 7-segment display was connected to pin 15 of the 7447 IC chip

22. Pin 11 of the 7-segment display was connected to pin 14 of the 7447 IC chip

23. Pin 3 of the 7-segment display was connected to pin 14 of the 7-segment display

24. 100 ohms resistor was connected from pin 3 of the 7-segment display to 5 volts