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Enhanced Home Assistant Switch Plate (HASP)

The HASwitchPlate project by aderusha is brilliant. He’s managed to arrange some relatively cheap commodity hardware into a package that conveniently fits into a prime location for interacting with Home Automation - the light switch. The entire package sips power off of the already present mains wiring and connects to any MQTT broker via the esp8266 chip. As the HASP was designed to be used with Home Assistant, the humble 2.

Adding an airborne particulate mater sensor to WS3 Weather Station

A while back, I posted a small bit of code that could decode the data from the ubiquitous WS3 Weather Station and make it accessible to the amazing HomeAssistant via the wonderful ESPHome project. Since then, my weather station has been dutifully collecting data that’s been invaluable for augmenting automation that deals with indoor climate. As the numerous wild fires in California rage on, the air quality has gone from bad to dangerous.