Christian KellnerDIY Smart gardeningThis is the next blog post in a series where I’m explaining what I did to.. well do less..Jun 11, 2021Jun 11, 2021
Christian KellnerFollow up: Temperature/Rain SensorThis is a follow up on this article: => Click.Mar 10, 2021Mar 10, 2021
Christian KellnerBuilding a night light using an ESP8266 and an Ardafruit NeoPixel RingIn the not too distant future, my daughter will be born. Of course, in the first months, she will sleep next to our bed. As my wife needs…Jan 17, 2021Jan 17, 2021
Christian KellnerBuilding a Homekit enabled weather station using Homebridge and an ESP8266My wife likes to grow her own vegetables on our balcony. The problem with this however is, that one also needs to water the plants (first…Dec 22, 20201Dec 22, 20201