prashant

prashant
prashant kuchekar
• Created on Jul 18, 2025 • 0 • 0 • 2
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prashant
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Integrated Circuits Used

74LS21 74LS11

Procedure

  1. Add IC 74LS21 into ICBase-1 (74LS21).
  2. Connect GND Port to Pin-11 (Input & Output) of ICBase-1 (74LS21).
  3. Connect Output-15 to Pin-3 (Input & Output) of ICBase-1 (74LS21).
  4. Connect Input-10 to Pin-8 (Input & Output) of ICBase-1 (74LS21).
  5. Connect Pin-18 (Input) of ICBase-1 (74LS21) to VCC Port.
  6. Connect Input-11 to Pin-15 (Input) of ICBase-1 (74LS21).
  7. Connect Pin-4 (Input) of ICBase-1 (74LS21) to Input-13.
  8. Connect Pin-19 (Input) of ICBase-1 (74LS21) to Input-15.
  9. Connect Pin-5 (Input) of ICBase-1 (74LS21) to Input-12.
  10. Connect Input-2 to Pin-5 (Input) of ICBase-1 (74LS21).
  11. Connect Pin-16 (Input) of ICBase-1 (74LS21) to Input-6.
  12. Connect Pin-1 (Input) of ICBase-1 (74LS21) to Input-11.
  13. Connect Pin-17 (Input & Output) of ICBase-1 (74LS21) to Input-14.
  14. Connect Pin-7 (Ground) of ICBase-1 (74LS21) to Input-5.
  15. Connect Input-3 to Pin-12 (Input & Output) of ICBase-1 (74LS21).
  16. Connect Output-9 to Pin-10 (Input & Output) of ICBase-1 (74LS21).
  17. Connect Output-13 to Pin-13 (Input & Output) of ICBase-1 (74LS21).
  18. Connect Pin-16 (Input) of ICBase-1 (74LS21) to GND Port.
  19. Connect Pin-7 (Input & Output) of ICBase-4 to Pin-16 (Input) of ICBase-1 (74LS21).
  20. Connect Input-8 to Pin-7 (Ground) of ICBase-1 (74LS21).
  21. Connect GND Port to Pin-7 (Ground) of ICBase-1 (74LS21).
  22. Connect VCC Port to Pin-20 (VCC) of ICBase-1 (74LS21).
  23. Connect Seven segment display 2 to Pin-19 (Input) of ICBase-2 (74LS11).
  24. Connect Output-13 to Pin-1 (Input) of ICBase-2 (74LS11).
  25. Connect Pin-4 (Input) of ICBase-2 (74LS11) to Output-13.
  26. Connect Pin-20 (Input & Output) of ICBase-3 to VCC Port.
  27. Connect Pin-20 (Input & Output) of ICBase-5 to VCC Port.
  28. Connect Pin-16 (Input & Output) of ICBase-4 to VCC Port.
  29. Connect VCC Port to Pin-18 (Output) of ICBase-2 (74LS11).
  30. Connect Clock port of 10Hz frequency to Pin-15 (Input) of ICBase-2 (74LS11).
  31. Connect Clock port of 0.5Hz frequency to Pin-12 (Input & Output) of ICBase-3.
  32. Connect Clock port of 1Hz frequency to Pin-16 (Input) of ICBase-2 (74LS11).
  33. Connect VCC Port to ICBase-1 (74LS21).
  34. Connect Input-6 to ICBase-1 (74LS21).
  35. Connect Output-11 to ICBase-1 (74LS21).
  36. Connect Output-10 to ICBase-1 (74LS21).
  37. Connect Pin-6 (Output) of ICBase-1 (74LS21) to ICBase-1 (74LS21).
  38. Add IC 74LS11 into ICBase-2 (74LS11).
  39. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS11).
  40. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS11).
  41. Connect Output-8 to Pin-12 (Input & Output) of ICBase-1 (74LS21).
  42. Connect Output-10 to Pin-6 (Output) of ICBase-1 (74LS21).
  43. Connect Input-4 to Output-11.
  44. Connect Input-7 to Output-12.
  45. Connect Pin-7 (Ground) of ICBase-1 (74LS21) to Input-7.
  46. Connect Input-1 to Pin-7 (Input & Output) of ICBase-3.
  47. Connect Clock port of 10Hz frequency to Pin-15 (Input & Output) of ICBase-3.
  48. Connect Clock port of 0.5Hz frequency to Pin-18 (Input & Output) of ICBase-3.
  49. Connect Pin-1 (Input & Output) of ICBase-4 to VCC Port.
  50. Connect Output-3 to Pin-3 (Input & Output) of ICBase-4.
  51. Connect Seven segment display 1 to Pin-19 (Input & Output) of ICBase-4.
  52. Connect Seven segment display 2 to Pin-13 (Input & Output) of ICBase-4.
  53. Connect Pin-10 (Input & Output) of ICBase-5 to Pin-11 (Input & Output) of ICBase-4.
  54. Connect Pin-9 (Input & Output) of ICBase-5 to Pin-12 (Input & Output) of ICBase-4.
  55. Connect Pin-6 (Input & Output) of ICBase-4 to Pin-14 (Input & Output) of ICBase-3.
  56. Connect Pin-8 (Input & Output) of ICBase-4 to Pin-13 (Input & Output) of ICBase-3.
  57. Connect Pin-10 (Input & Output) of ICBase-4 to Pin-11 (Input & Output) of ICBase-3.
  58. Connect Pin-4 (Input & Output) of ICBase-4 to Pin-18 (Input & Output) of ICBase-3.
  59. Connect Pin-4 (Input & Output) of ICBase-5 to Pin-17 (Input & Output) of ICBase-4.
  60. Connect Pin-6 (Input & Output) of ICBase-5 to Pin-15 (Input & Output) of ICBase-4.
  61. Connect Clock port of 10Hz frequency to Pin-7 (Input & Output) of ICBase-4.
  62. Connect Clock port of 5Hz frequency to Pin-5 (Input & Output) of ICBase-4.
  63. Connect Clock port of 0.5Hz frequency to Pin-4 (Input & Output) of ICBase-4.
  64. Connect Pin-2 (Input) of ICBase-1 (74LS21) to ICBase-1 (74LS21).