expt 3B

Apratim
Apratim Ukalkar
• Created on Aug 30, 2021 • 0 • 0 • 1
Edit Circuit Copy Circuit Try Yourself
expt 3B
100%

Integrated Circuits Used

74LS76

Description

down counter

Procedure

  1. Connect Input-0 to Pin-2 (Input) of ICBase-1 (74LS76).
  2. Connect Input-1 to Pin-7 (Input) of ICBase-1 (74LS76).
  3. Connect Input-2 to Pin-2 (Input) of ICBase-2 (74LS76).
  4. Connect Pin-1 (Input) of ICBase-2 (74LS76) to Pin-14 (Output) of ICBase-1 (74LS76).
  5. Connect Output-1 to Pin-14 (Output) of ICBase-1 (74LS76).
  6. Connect Seven segment display 2 to Pin-14 (Output) of ICBase-1 (74LS76).
  7. Connect Input-13 to Pin-3 (Input) of ICBase-1 (74LS76).
  8. Connect Input-14 to Pin-8 (Input) of ICBase-1 (74LS76).
  9. Connect Input-15 to Pin-3 (Input) of ICBase-2 (74LS76).
  10. Connect Pin-1 (Input) of ICBase-1 (74LS76) to Clock port of 1Hz frequency.
  11. Add IC 74LS76 into ICBase-1 (74LS76).
  12. Add IC 74LS76 into ICBase-2 (74LS76).
  13. Connect VCC Port to Pin-5 (VCC) of ICBase-2 (74LS76).
  14. Connect VCC Port to Pin-5 (VCC) of ICBase-1 (74LS76).
  15. Connect GND Port to Pin-17 (Ground) of ICBase-2 (74LS76).
  16. Connect GND Port to Pin-17 (Ground) of ICBase-1 (74LS76).
  17. Connect VCC Port to Pin-4 (Input) of ICBase-1 (74LS76).
  18. Connect VCC Port to Pin-20 (Input) of ICBase-1 (74LS76).
  19. Connect VCC Port to Pin-4 (Input) of ICBase-2 (74LS76).
  20. Connect VCC Port to Pin-20 (Input) of ICBase-2 (74LS76).
  21. Connect VCC Port to Pin-13 (Input) of ICBase-1 (74LS76).
  22. Connect VCC Port to Pin-16 (Input) of ICBase-1 (74LS76).
  23. Connect Output-0 to Pin-18 (Output) of ICBase-1 (74LS76).
  24. Connect Pin-6 (Input) of ICBase-1 (74LS76) to Pin-18 (Output) of ICBase-1 (74LS76).
  25. Connect Seven segment display 2 to Pin-18 (Output) of ICBase-1 (74LS76).
  26. Connect Output-2 to Pin-18 (Output) of ICBase-2 (74LS76).
  27. Connect Seven segment display 2 to Pin-18 (Output) of ICBase-2 (74LS76).