Category: Useful Sensor

ConfigHome AssistantSmart HomeUseful Sensor

Useful Sensor: Cardinal Wind Direction for Home Assistant

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As someone who cycles to work most days, I keep a pretty close eye on the weather. One thing I like to know is which way …

ConfigHome AssistantUseful Sensor

Useful Sensor: Bayesian Sleep Detection in Home Assistant

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Sleep is not something I can directly observe in my smart home (at least not until I build that DIY bed sensor). It would be nice to …

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Home Assistant: Making My Plants Talk with IoT Sensors and a Python Script

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Living in an urban city without a garden, I have been exercising my green thumb by accumulating more and more houseplants. I have them tucked away …

ConfigHome AssistantSmart HomeUseful Sensor

Useful Sensor: Motion Last Seen & Meta Motion Sensor

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  You know what’s great about motion sensors? They are very, very cheap to build yourself. All it takes is an esp8266 module like the Wemos …

ConfigHome AssistantNode-RedUseful Sensor

Presence Detection Part 2: Improving Presence with Node-Red

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In my previous post about presence detection, I showed how you can combine multiple device trackers into one highly accurate Bayesian sensor. In Home Assistant, this …

ConfigHome AssistantSmart HomeUseful Sensor

Presence Detection Part 1: Home Assistant & Bayesian Probability

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One of the most useful things to track for home automation is whether anyone is home or not. If you want the lights to turn off …