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Prarthana
Prarthana Agarwal
• Created on Apr 22, 2026 • 0 • 0 • 3
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Integrated Circuits Used

74LS08 74LS90 74LS04

Procedure

  1. Add IC 74LS08 into ICBase-2 (74LS08).
  2. Connect VCC Port to Pin-5 (VCC) of ICBase-1 (74LS90).
  3. Connect GND Port to Pin-10 (Input & Output) of ICBase-1 (74LS90).
  4. Connect Clock port of 1Hz frequency to Pin-14 (Output) of ICBase-1 (74LS90).
  5. Connect Pin-12 (Input & Output) of ICBase-1 (74LS90) to Pin-1 (Input) of ICBase-1 (74LS90).
  6. Connect GND Port to Pin-2 (Input) of ICBase-1 (74LS90).
  7. Connect GND Port to Pin-3 (Input) of ICBase-1 (74LS90).
  8. Connect Pin-1 (Input) of ICBase-2 (74LS08) to Pin-12 (Input & Output) of ICBase-1 (74LS90).
  9. Connect Pin-2 (Input) of ICBase-2 (74LS08) to Pin-9 (Input & Output) of ICBase-1 (74LS90).
  10. Connect Pin-1 (Input) of ICBase-3 (74LS04) to Pin-8 (Input & Output) of ICBase-1 (74LS90).
  11. Connect Pin-3 (Input) of ICBase-3 (74LS04) to Pin-11 (Input & Output) of ICBase-1 (74LS90).
  12. Add IC 74LS90 into ICBase-1 (74LS90).
  13. Connect VCC Port to Pin-14 (Output) of ICBase-3 (74LS04).
  14. Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS04).
  15. Connect VCC Port to Pin-14 (Output) of ICBase-2 (74LS08).
  16. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS08).
  17. Connect Pin-4 (Input) of ICBase-2 (74LS08) to Pin-2 (Output) of ICBase-3 (74LS04).
  18. Connect Pin-5 (Input) of ICBase-2 (74LS08) to Pin-4 (Output) of ICBase-3 (74LS04).
  19. Add IC 74LS04 into ICBase-3 (74LS04).
  20. Add IC 74LS08 into ICBase-4 (74LS08).
  21. Connect VCC Port to Pin-14 (Output) of ICBase-4 (74LS08).
  22. Connect GND Port to Pin-7 (Ground) of ICBase-4 (74LS08).
  23. Connect Pin-1 (Input) of ICBase-4 (74LS08) to Pin-3 (Output) of ICBase-2 (74LS08).
  24. Connect Pin-2 (Input) of ICBase-4 (74LS08) to Pin-6 (Output) of ICBase-2 (74LS08).