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Rutvik Vairagi
Rutvik Vairagi
• Created on Apr 18, 2026 • 0 • 0 • 2
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Integrated Circuits Used

74LS90 74LS08

Procedure

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