MOD-6, Synchronous UP counter

Jyothsna
Jyothsna N
• Created on Feb 10, 2021 • 0 • 0 • 3
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MOD-6, Synchronous UP counter
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Integrated Circuits Used

74LS76 74LS08 74LS32

Description

Pin no. 2 and 1 at Input section is LOGIC-1. Clock signal is HIGH at generating pulse. Turn both the LOGIC-1 pins ON & then generate pulse, the output section lights will glow from 000, 001, 010, 011, 100, 101 and again back to 000 and keeps repeating.

Procedure

  1. Add IC 74LS76 into ICBase-2 (74LS76).
  2. Add IC 74LS76 into ICBase-3 (74LS76).
  3. Connect VCC Port to Pin-5 (VCC) of ICBase-2 (74LS76).
  4. Connect VCC Port to Pin-5 (VCC) of ICBase-3 (74LS76).
  5. Connect GND Port to Pin-17 (Ground) of ICBase-2 (74LS76).
  6. Connect GND Port to Pin-17 (Ground) of ICBase-3 (74LS76).
  7. Connect Manual clock Port to Pin-1 (Input) of ICBase-2 (74LS76).
  8. Connect Manual clock Port to Pin-6 (Input) of ICBase-2 (74LS76).
  9. Connect Manual clock Port to Pin-1 (Input) of ICBase-3 (74LS76).
  10. Connect Input-2 to Pin-2 (Input) of ICBase-2 (74LS76).
  11. Connect Input-2 to Pin-7 (Input) of ICBase-2 (74LS76).
  12. Connect Input-2 to Pin-2 (Input) of ICBase-3 (74LS76).
  13. Connect Input-1 to Pin-3 (Input) of ICBase-2 (74LS76).
  14. Connect Input-1 to Pin-8 (Input) of ICBase-2 (74LS76).
  15. Connect Input-1 to Pin-3 (Input) of ICBase-3 (74LS76).
  16. Add IC 74LS08 into ICBase-1 (74LS08).
  17. Connect VCC Port to Pin-20 (VCC) of ICBase-1 (74LS08).
  18. Connect GND Port to Pin-7 (Ground) of ICBase-1 (74LS08).
  19. Connect Output-3 to Pin-15 (Output) of ICBase-2 (74LS76).
  20. Connect Output-4 to Pin-19 (Output) of ICBase-2 (74LS76).
  21. Connect Output-2 to Pin-19 (Output) of ICBase-3 (74LS76).
  22. Connect Pin-1 (Input) of ICBase-1 (74LS08) to Pin-15 (Output) of ICBase-2 (74LS76).
  23. Connect Pin-2 (Input) of ICBase-1 (74LS08) to Pin-19 (Output) of ICBase-3 (74LS76).
  24. Connect Pin-4 (Input) of ICBase-2 (74LS76) to Pin-3 (Output) of ICBase-1 (74LS08).
  25. Add IC 74LS32 into ICBase-4 (74LS32).
  26. Connect VCC Port to Pin-20 (VCC) of ICBase-4 (74LS32).
  27. Connect GND Port to Pin-7 (Ground) of ICBase-4 (74LS32).
  28. Connect Pin-1 (Input) of ICBase-4 (74LS32) to Pin-19 (Output) of ICBase-3 (74LS76).
  29. Connect Pin-2 (Input) of ICBase-4 (74LS32) to Pin-15 (Output) of ICBase-2 (74LS76).
  30. Connect Pin-3 (Output) of ICBase-4 (74LS32) to Pin-20 (Input) of ICBase-2 (74LS76).
  31. Connect Pin-4 (Input) of ICBase-1 (74LS08) to Pin-18 (Output) of ICBase-2 (74LS76).
  32. Connect Pin-5 (Input) of ICBase-1 (74LS08) to Pin-19 (Output) of ICBase-3 (74LS76).
  33. Connect Pin-13 (Input) of ICBase-2 (74LS76) to Pin-6 (Output) of ICBase-1 (74LS08).
  34. Connect Pin-4 (Input) of ICBase-4 (74LS32) to Pin-19 (Output) of ICBase-2 (74LS76).
  35. Connect Pin-5 (Input) of ICBase-4 (74LS32) to Pin-19 (Output) of ICBase-3 (74LS76).
  36. Connect Pin-16 (Input) of ICBase-2 (74LS76) to Pin-6 (Output) of ICBase-4 (74LS32).
  37. Connect Pin-15 (Input) of ICBase-4 (74LS32) to Pin-18 (Output) of ICBase-2 (74LS76).
  38. Connect Pin-16 (Input) of ICBase-4 (74LS32) to Pin-14 (Output) of ICBase-2 (74LS76).
  39. Connect Pin-4 (Input) of ICBase-3 (74LS76) to Pin-14 (Output) of ICBase-4 (74LS32).
  40. Connect VCC Port to Pin-20 (Input) of ICBase-3 (74LS76).