mod n up down synchronus counter

Prachi
Prachi
• Created on Nov 2, 2026 • 0 • 0 • 3
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mod n up down synchronus counter
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Integrated Circuits Used

74HC191 74LS08 74LS04

Procedure

  1. Add IC 74HC191 into ICBase-1 (74HC191).
  2. Add IC 74LS08 into ICBase-2 (74LS08).
  3. Connect Input-8 to Pin-19 (Input) of ICBase-1 (74HC191).
  4. Connect Input-9 to Pin-1 (Input) of ICBase-1 (74HC191).
  5. Connect Output-6 to Pin-2 (Output) of ICBase-1 (74HC191).
  6. Connect Output-5 to Pin-3 (Output) of ICBase-1 (74HC191).
  7. Connect Input-0 to Pin-5 (Input) of ICBase-1 (74HC191).
  8. Connect Output-7 to Pin-6 (Output) of ICBase-1 (74HC191).
  9. Connect Output-8 to Pin-7 (Output) of ICBase-1 (74HC191).
  10. Connect GND Port to Pin-8 (Ground) of ICBase-1 (74HC191).
  11. Connect Input-11 to Pin-13 (Input) of ICBase-1 (74HC191).
  12. Connect Input-10 to Pin-14 (Input) of ICBase-1 (74HC191).
  13. Connect Clock port of 1Hz frequency to Pin-18 (Input) of ICBase-1 (74HC191).
  14. Connect VCC Port to Pin-20 (VCC) of ICBase-1 (74HC191).
  15. Connect Pin-1 (Input) of ICBase-2 (74LS08) to Pin-3 (Output) of ICBase-1 (74HC191).
  16. Connect Pin-2 (Input) of ICBase-2 (74LS08) to Pin-6 (Output) of ICBase-1 (74HC191).
  17. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS08).
  18. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS08).
  19. Connect GND Port to Pin-4 (Input) of ICBase-1 (74HC191).
  20. Add IC 74LS04 into ICBase-3 (74LS04).
  21. Connect Pin-1 (Input) of ICBase-3 (74LS04) to Pin-3 (Output) of ICBase-2 (74LS08).
  22. Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS04).
  23. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS04).
  24. Connect Pin-15 (Input) of ICBase-1 (74HC191) to Pin-2 (Output) of ICBase-3 (74LS04).