I've been playing around with a couple of ESP32 microcontrollers, and that experimentation has taught me a lot about sensors and what you can build for really, really cheap.

Posted in home hacks, Parts Tagged home automation, light switch, mmwave, presence detection, radar, sensor, smart home ...

There are several different paths to a smart home, and [Marcus] eventually settled on using ESPHome and ESP8266/ESP32 based devices to create a complete DIY smart home solution which covers his ...