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 ...
Working from home with regular video meetings has its challenges, especially if you add kids to the mix. To help avoid embarrassing situations, [Charitha Jayaweera] created Present!, a USB device to ...