vamsinath reddy 179

Rohit
Rohit Raj
• Created on Jan 24, 2024 • 0 • 0 • 3
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vamsinath reddy 179
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Integrated Circuits Used

74LS90 74LS04 74LS151

Description

waiting room system

Procedure

  1. Add IC 74LS90 into ICBase-2 (74LS90).
  2. Add IC 74LS04 into ICBase-1 (74LS04).
  3. Connect Pin-20 (VCC) of ICBase-1 (74LS04) to VCC Port.
  4. Connect Pin-1 (Input) of ICBase-1 (74LS04) to Input-7.
  5. Connect Pin-7 (Ground) of ICBase-1 (74LS04) to GND Port.
  6. Connect GND Port to Pin-2 (Input) of ICBase-2 (74LS90).
  7. Connect GND Port to Pin-3 (Input) of ICBase-2 (74LS90).
  8. Connect GND Port to Pin-6 (Input) of ICBase-2 (74LS90).
  9. Connect GND Port to Pin-7 (Input) of ICBase-2 (74LS90).
  10. Connect VCC Port to Pin-5 (VCC) of ICBase-2 (74LS90).
  11. Connect GND Port to Pin-16 (Ground) of ICBase-2 (74LS90).
  12. Connect VCC Port to ICBase-1 (74LS04).
  13. Add IC 74LS151 into ICBase-3 (74LS151).
  14. Connect GND Port to Pin-8 (Ground) of ICBase-3 (74LS151).
  15. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS151).
  16. Connect GND Port to Pin-7 (Input) of ICBase-3 (74LS151).
  17. Connect Manual clock Port to Pin-1 (Input) of ICBase-2 (74LS90).
  18. Connect Pin-1 (Input) of ICBase-2 (74LS90) to Pin-18 (Output) of ICBase-2 (74LS90).
  19. Connect Pin-1 (Input) of ICBase-3 (74LS151) to Pin-18 (Output) of ICBase-2 (74LS90).
  20. Connect Pin-4 (Input) of ICBase-3 (74LS151) to Pin-17 (Output) of ICBase-2 (74LS90).
  21. Connect Pin-2 (Input) of ICBase-3 (74LS151) to Pin-15 (Output) of ICBase-2 (74LS90).
  22. Connect Pin-3 (Input) of ICBase-3 (74LS151) to Pin-14 (Output) of ICBase-2 (74LS90).
  23. Connect Output-0 to Pin-5 (Output) of ICBase-3 (74LS151).
  24. Connect Pin-1 (Input) of ICBase-2 (74LS90) to Pin-2 (Output) of ICBase-1 (74LS04).
  25. Connect Pin-3 (Input) of ICBase-1 (74LS04) to Pin-5 (Output) of ICBase-3 (74LS151).
  26. Connect Output-10 to Pin-4 (Output) of ICBase-1 (74LS04).
  27. Connect GND Port to ICBase-3 (74LS151).