FULL SUBTRACTOR USING DECODER

Kanad
Kanad Kulkarni
• Created on Dec 15, 2023 • 0 • 0 • 3
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FULL SUBTRACTOR USING DECODER
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Integrated Circuits Used

74LS138 74LS00 74LS32

Procedure

  1. Add IC 74LS138 into ICBase-1 (74LS138).
  2. Connect Pin-3 (Input) of ICBase-1 (74LS138) to Input-2.
  3. Connect Pin-2 (Input) of ICBase-1 (74LS138) to Input-1.
  4. Connect Pin-1 (Input) of ICBase-1 (74LS138) to Input-0.
  5. Connect GND Port to Pin-4 (Input) of ICBase-1 (74LS138).
  6. Connect GND Port to Pin-5 (Input) of ICBase-1 (74LS138).
  7. Connect VCC Port to Pin-6 (Input) of ICBase-1 (74LS138).
  8. Connect GND Port to Pin-8 (Ground) of ICBase-1 (74LS138).
  9. Connect VCC Port to Pin-20 (VCC) of ICBase-1 (74LS138).
  10. Add IC 74LS00 into ICBase-2 (74LS00).
  11. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS00).
  12. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS00).
  13. Add IC 74LS32 into ICBase-3 (74LS32).
  14. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS32).
  15. Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS32).
  16. Connect Pin-1 (Input) of ICBase-2 (74LS00) to Pin-18 (Output) of ICBase-1 (74LS138).
  17. Connect Pin-2 (Input) of ICBase-2 (74LS00) to Pin-17 (Output) of ICBase-1 (74LS138).
  18. Connect Pin-1 (Input) of ICBase-3 (74LS32) to Pin-3 (Output) of ICBase-2 (74LS00).
  19. Connect Pin-4 (Input) of ICBase-2 (74LS00) to Pin-15 (Output) of ICBase-1 (74LS138).
  20. Connect Pin-5 (Input) of ICBase-2 (74LS00) to Pin-7 (Output) of ICBase-1 (74LS138).
  21. Connect Pin-2 (Input) of ICBase-3 (74LS32) to Pin-6 (Output) of ICBase-2 (74LS00).
  22. Connect Seven segment display 2 to Pin-3 (Output) of ICBase-3 (74LS32).
  23. Connect Pin-4 (Input) of ICBase-3 (74LS32) to Pin-3 (Output) of ICBase-2 (74LS00).
  24. Connect Pin-19 (Input) of ICBase-2 (74LS00) to Pin-16 (Output) of ICBase-1 (74LS138).
  25. Connect Pin-18 (Input) of ICBase-2 (74LS00) to Pin-7 (Output) of ICBase-1 (74LS138).
  26. Connect Pin-5 (Input) of ICBase-3 (74LS32) to Pin-17 (Output) of ICBase-2 (74LS00).
  27. Connect Seven segment display 1 to Pin-6 (Output) of ICBase-3 (74LS32).