MOD 100 IC7490

Atharv Arvind Giri
Atharv Arvind Giri
• Created on Sep 1, 2026 • 0 • 0 • 0
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MOD 100 IC7490
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Procedure

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