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Maitreya Lanke
Maitreya Lanke
• Created on Apr 21, 2026 • 0 • 0 • 1
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Integrated Circuits Used

74LS90

Procedure

  1. Add IC 74LS90 into ICBase-2 (74LS90).
  2. Connect Clock port of 1Hz frequency to Pin-20 (Input) of ICBase-2 (74LS90).
  3. Connect Pin-1 (Input) of ICBase-2 (74LS90) to Pin-18 (Output) of ICBase-2 (74LS90).
  4. Add IC 74LS90 into ICBase-3 (74LS90).
  5. Connect Pin-20 (Input) of ICBase-3 (74LS90) to Pin-17 (Output) of ICBase-2 (74LS90).