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Kunal_Pranjal_Pranay
Kunal_Pranjal_Pranay
• Created on Nov 3, 2025 • 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 GND Port to Pin-16 (Ground) of ICBase-1 (74LS90).
  3. Add IC 74LS90 into ICBase-1 (74LS90).
  4. Connect Pin-20 (Input) of ICBase-1 (74LS90) to Clock port of 1Hz frequency.
  5. Connect Pin-1 (Input) of ICBase-1 (74LS90) to Pin-18 (Output) of ICBase-1 (74LS90).
  6. Connect GND Port to Pin-6 (Input) of ICBase-1 (74LS90).
  7. Connect GND Port to Pin-7 (Input) of ICBase-1 (74LS90).
  8. Add IC 74LS08 into ICBase-2 (74LS08).
  9. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS08).
  10. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS08).
  11. Connect Seven segment display 2 to Pin-18 (Output) of ICBase-1 (74LS90).
  12. Connect Seven segment display 2 to Pin-15 (Output) of ICBase-1 (74LS90).
  13. Connect Seven segment display 2 to Pin-14 (Output) of ICBase-1 (74LS90).
  14. Connect Pin-1 (Input) of ICBase-2 (74LS08) to Pin-18 (Output) of ICBase-1 (74LS90).
  15. Connect Pin-2 (Input) of ICBase-2 (74LS08) to Pin-15 (Output) of ICBase-1 (74LS90).
  16. Connect Pin-19 (Input) of ICBase-2 (74LS08) to Pin-3 (Output) of ICBase-2 (74LS08).
  17. Connect Pin-18 (Input) of ICBase-2 (74LS08) to Pin-14 (Output) of ICBase-1 (74LS90).
  18. Connect Pin-2 (Input) of ICBase-1 (74LS90) to Pin-17 (Output) of ICBase-2 (74LS08).
  19. Connect Pin-3 (Input) of ICBase-1 (74LS90) to Pin-17 (Output) of ICBase-2 (74LS08).