4 bit adder/subtractor

arun
arun kumar
• Created on Dec 20, 2020 • 0 • 0 • 2
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4 bit adder/subtractor
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Integrated Circuits Used

74LS83 74LS86

Procedure

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