Mod 24 counter

Yash Patil
Yash Patil
• Created on Apr 16, 2026 • 1 • 0 • 3
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Mod 24 counter
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Integrated Circuits Used

74LS76 74LS00 74LS21

Procedure

  1. Add IC 74LS76 into ICBase-1 (74LS76).
  2. Add IC 74LS76 into ICBase-2 (74LS76).
  3. Add IC 74LS76 into ICBase-3 (74LS76).
  4. Connect VCC Port to Pin-2 (Input) of ICBase-1 (74LS76).
  5. Connect VCC Port to Pin-4 (Input) of ICBase-1 (74LS76).
  6. Connect VCC Port to Pin-5 (VCC) of ICBase-1 (74LS76).
  7. Connect VCC Port to Pin-7 (Input) of ICBase-1 (74LS76).
  8. Connect VCC Port to Pin-20 (Input) of ICBase-1 (74LS76).
  9. Connect Pin-6 (Input) of ICBase-1 (74LS76) to Pin-19 (Output) of ICBase-1 (74LS76).
  10. Connect GND Port to Pin-17 (Ground) of ICBase-1 (74LS76).
  11. Connect VCC Port to Pin-16 (Input) of ICBase-1 (74LS76).
  12. Connect VCC Port to Pin-13 (Input) of ICBase-1 (74LS76).
  13. Connect Pin-1 (Input) of ICBase-2 (74LS76) to Pin-15 (Output) of ICBase-1 (74LS76).
  14. Connect VCC Port to Pin-2 (Input) of ICBase-2 (74LS76).
  15. Connect VCC Port to Pin-4 (Input) of ICBase-2 (74LS76).
  16. Connect VCC Port to Pin-5 (VCC) of ICBase-2 (74LS76).
  17. Connect VCC Port to Pin-7 (Input) of ICBase-2 (74LS76).
  18. Connect VCC Port to Pin-20 (Input) of ICBase-2 (74LS76).
  19. Connect Pin-6 (Input) of ICBase-2 (74LS76) to Pin-19 (Output) of ICBase-2 (74LS76).
  20. Connect GND Port to Pin-17 (Ground) of ICBase-2 (74LS76).
  21. Connect VCC Port to Pin-16 (Input) of ICBase-2 (74LS76).
  22. Connect Pin-1 (Input) of ICBase-3 (74LS76) to Pin-15 (Output) of ICBase-2 (74LS76).
  23. Connect VCC Port to Pin-13 (Input) of ICBase-2 (74LS76).
  24. Connect VCC Port to Pin-2 (Input) of ICBase-3 (74LS76).
  25. Connect VCC Port to Pin-4 (Input) of ICBase-3 (74LS76).
  26. Connect VCC Port to Pin-20 (Input) of ICBase-3 (74LS76).
  27. Connect GND Port to Pin-17 (Ground) of ICBase-3 (74LS76).
  28. Connect VCC Port to Pin-5 (VCC) of ICBase-3 (74LS76).
  29. Connect Output-15 to Pin-19 (Output) of ICBase-3 (74LS76).
  30. Connect Output-14 to Pin-15 (Output) of ICBase-2 (74LS76).
  31. Connect Output-13 to Pin-19 (Output) of ICBase-2 (74LS76).
  32. Connect Output-12 to Pin-15 (Output) of ICBase-1 (74LS76).
  33. Connect Output-11 to Pin-19 (Output) of ICBase-1 (74LS76).
  34. Connect Clock port of 5Hz frequency to Pin-1 (Input) of ICBase-1 (74LS76).
  35. Add IC 74LS00 into ICBase-4 (74LS00).
  36. Connect GND Port to Pin-7 (Ground) of ICBase-4 (74LS00).
  37. Connect VCC Port to Pin-20 (VCC) of ICBase-4 (74LS00).
  38. Connect Pin-3 (Input) of ICBase-1 (74LS76) to Pin-3 (Output) of ICBase-4 (74LS00).
  39. Connect Pin-8 (Input) of ICBase-1 (74LS76) to Pin-3 (Output) of ICBase-4 (74LS00).
  40. Connect Pin-3 (Input) of ICBase-2 (74LS76) to Pin-3 (Output) of ICBase-4 (74LS00).
  41. Connect Pin-8 (Input) of ICBase-2 (74LS76) to Pin-3 (Output) of ICBase-4 (74LS00).
  42. Connect Pin-3 (Input) of ICBase-3 (74LS76) to Pin-3 (Output) of ICBase-4 (74LS00).
  43. Add IC 74LS21 into ICBase-5 (74LS21).
  44. Connect GND Port to Pin-7 (Ground) of ICBase-5 (74LS21).
  45. Connect VCC Port to Pin-20 (VCC) of ICBase-5 (74LS21).
  46. Connect Pin-19 (Output) of ICBase-3 (74LS76) to Pin-1 (Input) of ICBase-4 (74LS00).
  47. Connect Pin-15 (Output) of ICBase-2 (74LS76) to Pin-2 (Input) of ICBase-4 (74LS00).
  48. Connect Pin-1 (Input) of ICBase-5 (74LS21) to Pin-19 (Output) of ICBase-3 (74LS76).
  49. Connect Pin-2 (Input) of ICBase-5 (74LS21) to Pin-19 (Output) of ICBase-2 (74LS76).
  50. Connect Pin-4 (Input) of ICBase-5 (74LS21) to Pin-19 (Output) of ICBase-1 (74LS76).
  51. Connect Pin-5 (Input) of ICBase-5 (74LS21) to Pin-15 (Output) of ICBase-1 (74LS76).
  52. Connect Output-0 to Pin-6 (Output) of ICBase-5 (74LS21).