BCD adder and subtractor

thejas
thejas mathew philip
• Created on Dec 20, 2022 • 0 • 0 • 2
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BCD adder and subtractor
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Integrated Circuits Used

74LS86 74LS83

Procedure

  1. Add IC 74LS86 into ICBase-2 (74LS86).
  2. Add IC 74LS83 into ICBase-1 (74LS83).
  3. Connect Pin-1 (Input) of ICBase-1 (74LS83) to Input-15.
  4. Connect Pin-3 (Input) of ICBase-1 (74LS83) to Input-14.
  5. Connect Input-13 to Pin-8 (Input) of ICBase-1 (74LS83).
  6. Connect Pin-14 (Input) of ICBase-1 (74LS83) to Input-12.
  7. Connect Pin-17 (Input) of ICBase-1 (74LS83) to Input-0.
  8. Connect Pin-2 (Input) of ICBase-2 (74LS86) to Input-0.
  9. Connect Input-0 to Pin-5 (Input) of ICBase-2 (74LS86).
  10. Connect Input-0 to Pin-16 (Input) of ICBase-2 (74LS86).
  11. Connect Input-0 to Pin-19 (Input) of ICBase-2 (74LS86).
  12. Connect Pin-1 (Input) of ICBase-2 (74LS86) to Input-11.
  13. Connect Pin-4 (Input) of ICBase-2 (74LS86) to Input-10.
  14. Connect Pin-15 (Input) of ICBase-2 (74LS86) to Input-9.
  15. Connect Pin-18 (Input) of ICBase-2 (74LS86) to Input-8.
  16. Connect Pin-20 (Input) of ICBase-1 (74LS83) to Pin-3 (Output) of ICBase-2 (74LS86).
  17. Connect Pin-4 (Input) of ICBase-1 (74LS83) to Pin-6 (Output) of ICBase-2 (74LS86).
  18. Connect Pin-7 (Input) of ICBase-1 (74LS83) to Pin-14 (Output) of ICBase-2 (74LS86).
  19. Connect Pin-15 (Input) of ICBase-1 (74LS83) to Pin-17 (Output) of ICBase-2 (74LS86).
  20. Connect Pin-16 (Ground) of ICBase-1 (74LS83) to GND Port.
  21. Connect Pin-7 (Ground) of ICBase-2 (74LS86) to GND Port.
  22. Connect VCC Port to Pin-5 (VCC) of ICBase-1 (74LS83).
  23. Connect Pin-20 (VCC) of ICBase-2 (74LS86) to VCC Port.
  24. Connect Output-14 to Pin-2 (Output) of ICBase-1 (74LS83).
  25. Connect Output-15 to Pin-19 (Output) of ICBase-1 (74LS83).
  26. Connect Pin-6 (Output) of ICBase-1 (74LS83) to Output-13.
  27. Connect Pin-13 (Output) of ICBase-1 (74LS83) to Output-12.
  28. Connect Output-2 to Pin-18 (Output) of ICBase-1 (74LS83).
  29. Connect Seven segment display 2 to Pin-19 (Output) of ICBase-1 (74LS83).
  30. Connect Seven segment display 2 to Pin-2 (Output) of ICBase-1 (74LS83).
  31. Connect Seven segment display 2 to Pin-6 (Output) of ICBase-1 (74LS83).
  32. Connect Pin-13 (Output) of ICBase-1 (74LS83) to Seven segment display 2.