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Rutik
Rutik
• Created on Oct 22, 2025 • 0 • 0 • 2
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Integrated Circuits Used

74LS90 74LS08

Procedure

  1. Add IC 74LS90 into ICBase-3 (74LS90).
  2. Connect VCC Port to Pin-5 (VCC) of ICBase-3 (74LS90).
  3. Connect GND Port to Pin-16 (Ground) of ICBase-3 (74LS90).
  4. Connect Pin-18 (Output) of ICBase-3 (74LS90) to Pin-1 (Input) of ICBase-3 (74LS90).
  5. Connect GND Port to Pin-2 (Input) of ICBase-3 (74LS90).
  6. Connect GND Port to Pin-3 (Input) of ICBase-3 (74LS90).
  7. Connect Clock port of 1Hz frequency to Pin-20 (Input) of ICBase-3 (74LS90).
  8. Connect Pin-1 (Input) of ICBase-4 (74LS08) to Pin-17 (Output) of ICBase-3 (74LS90).
  9. Add IC 74LS08 into ICBase-4 (74LS08).
  10. Connect Output-2 to Pin-14 (Output) of ICBase-3 (74LS90).
  11. Connect Pin-15 (Output) of ICBase-3 (74LS90) to Output-1.
  12. Connect Pin-18 (Output) of ICBase-3 (74LS90) to Output-0.
  13. Connect Pin-17 (Output) of ICBase-3 (74LS90) to Output-3.
  14. Connect VCC Port to Pin-5 (VCC) of ICBase-2 (74LS90).
  15. Connect GND Port to Pin-16 (Ground) of ICBase-2 (74LS90).
  16. Connect GND Port to Pin-2 (Input) of ICBase-2 (74LS90).
  17. Connect Pin-3 (Input) of ICBase-2 (74LS90) to GND Port.
  18. Connect Pin-17 (Output) of ICBase-3 (74LS90) to Pin-20 (Input) of ICBase-2 (74LS90).
  19. Connect GND Port to Pin-1 (Input) of ICBase-2 (74LS90).
  20. Connect GND Port to Pin-14 (Output) of ICBase-2 (74LS90).
  21. Connect Pin-15 (Output) of ICBase-2 (74LS90) to GND Port.
  22. Connect Pin-2 (Input) of ICBase-4 (74LS08) to Pin-18 (Output) of ICBase-2 (74LS90).
  23. Connect VCC Port to Pin-20 (VCC) of ICBase-4 (74LS08).
  24. Connect GND Port to Pin-7 (Ground) of ICBase-4 (74LS08).
  25. Connect Pin-3 (Input) of ICBase-3 (74LS90) to Pin-3 (Output) of ICBase-4 (74LS08).
  26. Connect Pin-3 (Output) of ICBase-4 (74LS08) to Pin-2 (Input) of ICBase-3 (74LS90).
  27. Connect Pin-3 (Input) of ICBase-2 (74LS90) to Pin-3 (Output) of ICBase-4 (74LS08).
  28. Connect Pin-3 (Output) of ICBase-4 (74LS08) to Pin-2 (Input) of ICBase-2 (74LS90).
  29. Add IC 74LS90 into ICBase-2 (74LS90).
  30. Connect Pin-17 (Output) of ICBase-2 (74LS90) to Output-9.
  31. Connect Pin-14 (Output) of ICBase-2 (74LS90) to Output-8.
  32. Connect Output-7 to Pin-15 (Output) of ICBase-2 (74LS90).
  33. Connect Pin-18 (Output) of ICBase-2 (74LS90) to Output-6.