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Saiyami Gandhi
Saiyami Gandhi
• Created on Apr 18, 2026 • 0 • 0 • 1
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Integrated Circuits Used

74LS90

Procedure

  1. Add IC 74LS90 into ICBase-1 (74LS90).
  2. Add IC 74LS90 into ICBase-2 (74LS90).
  3. Connect VCC Port to Pin-5 (VCC) of ICBase-1 (74LS90).
  4. Connect GND Port to Pin-19 (Input & Output) of ICBase-1 (74LS90).
  5. Connect Clock port of 0.5Hz frequency to Pin-1 (Input) of ICBase-1 (74LS90).
  6. Connect VCC Port to Pin-14 (Output) of ICBase-1 (74LS90).
  7. Connect GND Port to Pin-2 (Input) of ICBase-1 (74LS90).
  8. Connect GND Port to Pin-3 (Input) of ICBase-1 (74LS90).
  9. Connect GND Port to Pin-6 (Input) of ICBase-1 (74LS90).
  10. Connect GND Port to Pin-7 (Input) of ICBase-1 (74LS90).
  11. Connect Pin-1 (Input & Output) of ICBase-3 to Pin-15 (Output) of ICBase-1 (74LS90).
  12. Connect Pin-2 (Input & Output) of ICBase-3 to Pin-16 (Ground) of ICBase-1 (74LS90).
  13. Connect Pin-3 (Input & Output) of ICBase-3 to Pin-17 (Output) of ICBase-1 (74LS90).
  14. Connect Pin-4 (Input & Output) of ICBase-3 to Pin-18 (Output) of ICBase-1 (74LS90).
  15. Connect Pin-1 (Input) of ICBase-2 (74LS90) to Pin-18 (Output) of ICBase-1 (74LS90).
  16. Connect VCC Port to Pin-5 (VCC) of ICBase-2 (74LS90).
  17. Connect GND Port to Pin-19 (Input & Output) of ICBase-2 (74LS90).
  18. Connect VCC Port to Pin-14 (Output) of ICBase-2 (74LS90).
  19. Connect GND Port to Pin-6 (Input) of ICBase-2 (74LS90).
  20. Connect GND Port to Pin-7 (Input) of ICBase-2 (74LS90).
  21. Connect Pin-1 (Input & Output) of ICBase-4 to Pin-15 (Output) of ICBase-2 (74LS90).
  22. Connect Pin-2 (Input & Output) of ICBase-4 to Pin-16 (Ground) of ICBase-2 (74LS90).
  23. Connect Pin-3 (Input & Output) of ICBase-4 to Pin-17 (Output) of ICBase-2 (74LS90).
  24. Connect Pin-4 (Input & Output) of ICBase-4 to Pin-18 (Output) of ICBase-2 (74LS90).
  25. Connect Clock port of 1Hz frequency to Pin-1 (Input) of ICBase-1 (74LS90).
  26. Connect Pin-19 (Input & Output) of ICBase-1 (74LS90) to Output-0.
  27. Connect Pin-19 (Input & Output) of ICBase-2 (74LS90) to Output-0.
  28. Connect Pin-2 (Input) of ICBase-1 (74LS90) to Manual clock Port.
  29. Connect Pin-3 (Input) of ICBase-1 (74LS90) to Manual clock Port.
  30. Connect Pin-6 (Input) of ICBase-1 (74LS90) to Manual clock Port.
  31. Connect Pin-7 (Input) of ICBase-1 (74LS90) to Manual clock Port.
  32. Connect Pin-2 (Input) of ICBase-2 (74LS90) to Manual clock Port.
  33. Connect Pin-3 (Input) of ICBase-2 (74LS90) to Manual clock Port.
  34. Connect Pin-6 (Input) of ICBase-2 (74LS90) to Manual clock Port.
  35. Connect Pin-7 (Input) of ICBase-2 (74LS90) to Manual clock Port.