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1 Results for "《〈 문의 OIO↗5793↗7458 》〉강남초원의집┙강남초원의집condemned강남식스강남유흥강남더킹pure 강남더킹мゼ강남룸bag"
No Touch Hand Washing Countdown Timer
Project
by
Paul McCabe
A simple 20 second no touch countdown timer using and Arduino UNO, an HC-SR04 Ultrasonic sensor and a 7 segment display.
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