Simple Automobile Alarm System

subhash gowda
subhash gowda
• Created on Aug 12, 2026 • 1 • 0 • 2
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Simple Automobile Alarm System
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Integrated Circuits Used

74LS02 74LS00

Procedure

  1. Connect VCC Port to Pin-14 (Input) of ICBase-1 (74LS02).
  2. Connect VCC Port to Pin-14 (Input) of ICBase-2 (74LS02).
  3. Connect GND Port to Pin-7 (Ground) of ICBase-1 (74LS02).
  4. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS02).
  5. Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS00).
  6. Connect Pin-1 (Output) of ICBase-1 (74LS02) to Input-0.
  7. Connect Pin-2 (Input) of ICBase-1 (74LS02) to Input-1.
  8. Connect Pin-4 (Output) of ICBase-1 (74LS02) to Input-2.
  9. Connect Pin-5 (Input) of ICBase-1 (74LS02) to Input-3.
  10. Connect Pin-2 (Input) of ICBase-2 (74LS02) to Pin-3 (Input) of ICBase-1 (74LS02).
  11. Connect Pin-3 (Input) of ICBase-2 (74LS02) to Pin-6 (Input) of ICBase-1 (74LS02).
  12. Add IC 74LS02 into ICBase-2 (74LS02).
  13. Add IC 74LS02 into ICBase-1 (74LS02).
  14. Add IC 74LS00 into ICBase-3 (74LS00).
  15. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS02).
  16. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS00).
  17. Connect VCC Port to Pin-20 (VCC) of ICBase-1 (74LS02).
  18. Connect Pin-1 (Input) of ICBase-3 (74LS00) to Pin-1 (Output) of ICBase-2 (74LS02).
  19. Connect Pin-2 (Input) of ICBase-3 (74LS00) to Input-4.