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Shreya
Shreya Narute
• Created on Aug 7, 2025 • 0 • 0 • 4
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Integrated Circuits Used

74LS21 74LS32 74LS86 74LS14

Procedure

  1. Connect VCC Port to Pin-20 (VCC) of ICBase-1 (74LS21).
  2. Connect GND Port to Pin-7 (Ground) of ICBase-1 (74LS21).
  3. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS32).
  4. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS32).
  5. Add IC 74LS21 into ICBase-1 (74LS21).
  6. Connect Input-14 to Pin-1 (Input) of ICBase-1 (74LS21).
  7. Connect Input-13 to Pin-2 (Input) of ICBase-1 (74LS21).
  8. Add IC 74LS32 into ICBase-2 (74LS32).
  9. Connect Pin-1 (Input) of ICBase-2 (74LS32) to Pin-3 (Input & Output) of ICBase-1 (74LS21).
  10. Connect Input-14 to Pin-4 (Input) of ICBase-1 (74LS21).
  11. Connect Input-12 to Pin-5 (Input) of ICBase-1 (74LS21).
  12. Connect Pin-2 (Input) of ICBase-2 (74LS32) to Pin-6 (Output) of ICBase-1 (74LS21).
  13. Connect Output-11 to Pin-3 (Output) of ICBase-2 (74LS32).
  14. Add IC 74LS86 into ICBase-3 (74LS86).
  15. Connect Input-14 to Pin-1 (Input) of ICBase-3 (74LS86).
  16. Connect Input-13 to Pin-2 (Input) of ICBase-3 (74LS86).
  17. Connect Output-10 to Pin-3 (Output) of ICBase-3 (74LS86).
  18. Add IC 74LS14 into ICBase-4 (74LS14).
  19. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS86).
  20. Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS86).
  21. Connect VCC Port to Pin-20 (VCC) of ICBase-4 (74LS14).
  22. Connect GND Port to Pin-7 (Ground) of ICBase-4 (74LS14).