A quick introduction According to Seeed studio, Grove-mini PIR motion sensor is a simple to use passive infrared motion sensor with Grove compatible interface, allows you to sense motion, usually ...

Circuit diagram of the PIR Motion Sensor Light and Switch based on SB0061 shown here can be used for security or corridor lighting in power saving mode. The 12V DC supply required for the whole ...

It’s really hard to overstate how awesome ESP8266 development boards like the Wemos D1 Mini really are. For literally a couple of dollars you can get a decently powerful Wi-Fi enabled microcontroller ...