RFID cat door using Arduino

Intro: RFID Cat Door This is a cat door /flap that can only be opened by the animal that wears the appropriate RFID tag. Arduino controls the process. It features a custom made antenna large enough to function as a gate, which makes it easy for the animal to activate and quite reliable. Some methods and techniques are borrowed from my previous project, the RFID cat feeder. Whereas the feeder controls access ...

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