MOD - 20 Counter

Sonali
Sonali Betageri
• Created on Oct 12, 2021 • undefined 0 • undefined 0 • undefined 1
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MOD - 20 Counter
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undefined Integrated Circuits Used

74LS90

undefined Procedure

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