mod 12

Christine
Christine Stephen
• Created on Jan 2, 2023 • 0 • 0 • 2
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mod 12
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Integrated Circuits Used

74LS90 74LS08

Procedure

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