4 Bit Parallel Adder / Subtractor

AKSHAY
AKSHAY MALOO
• Created on Feb 24, 2021 • 0 • 0 • 2
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4 Bit Parallel Adder / Subtractor
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Integrated Circuits Used

74LS83 74LS86

Procedure

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