mod 20

LDCO
LDCO PICT
• Created on Jan 1, 2023 • 0 • 0 • 1
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mod 20
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Integrated Circuits Used

74LS90

Procedure

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