The PIR sensor allows you to detect when a person or animal moves in or out of sensor range. This sensor is what you’ll find in most modern security systems, automatic light switches, garage door ...

人を感知するセンサを用いたESP32のプログラムを作成してみます。 人を感知することで、人がいるときはライトをつけるシステムや、防犯用に映像を記録するシステムなどに応用することができます。 今回はHC-SR501という安価な人感センサを使いますが、私 ...

The need for home security alarm systems nowadays is a serious demand. As the number of crimes is increasing every day, there has to be something that will keep us safe. A motion sensor dog barking ...

Motion detection is a common application for intruder alarms, light switches, and other home and industrial automation applications. And there are several ways to do it. We have already used a PIR ...