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Engineering · L3 · Keycard + PIN Security System (AND Gate Logic)

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How a door-lock AND gate combines a keycard check and a PIN check so the door only unlocks when both are correct.

by @openstemUpdated Engineering
🔑 Keycard scanned?AND gate🔢 PIN correct?🔓 Door unlocks❌ Stays lockedBoth trueNot both true

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