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muhammd musharraf
muhammd musharraf
• Created on Nov 2, 2025 • 0 • 0 • 1
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Integrated Circuits Used

74LS21

Procedure

  1. Add IC 74LS21 into ICBase-3 (74LS21).
  2. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS21).
  3. Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS21).
  4. Connect Input-0 to Pin-1 (Input) of ICBase-3 (74LS21).
  5. Connect Pin-2 (Input) of ICBase-3 (74LS21) to Input-1.
  6. Connect Input-2 to Pin-4 (Input) of ICBase-3 (74LS21).
  7. Connect Input-3 to Pin-5 (Input) of ICBase-3 (74LS21).
  8. Connect Pin-19 (Input) of ICBase-3 (74LS21) to Pin-6 (Output) of ICBase-3 (74LS21).
  9. Connect Input-1 to Pin-18 (Input) of ICBase-3 (74LS21).
  10. Connect Input-2 to Pin-16 (Input) of ICBase-3 (74LS21).
  11. Connect Input-3 to Pin-15 (Input) of ICBase-3 (74LS21).