The purpose of this paper is to develop a smart home security system using RFID and keypad. RFID is ID card reader to read ID card’s value and Arduino UNO. If ID card reader is true, Arduino permits ...

A keypad is one of the most commonly used input devices in microprocessor applications. In a standard keypad wired as an X-Y switch matrix, normally-open switches connect a row to a column when ...

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

みなさんSwitchBotスマートロックは利用してますか？ SwitchBotスマートロックはスマホやApple Watchで「いつでも」「どこでも」ドアの開け閉めができるスマートデバイスです。 今回はSwitchBotスマートロックの機能をさらに拡張してくれる「SwitchBotキーパッド」を ...

We may receive a commission on purchases made from links. If you have an interest in electronics and have been hanging around DIY tech forums for a while now, chances are you already know what an ...