Automating Blinds with a Retrofitted External Motor

It’d be a real stretch to say I needed to automate the blinds in my apartment, but it was fun, and I’m loving the result. Blinds open automatically at sunset and close at sundown. It’s nice to wake up to the sun! I designed most of this setup myself, and wanted to share how I […]

Solar-Powered Outdoor Thermometer with Multiple DS18B20 Sensors

I’ve been pretty happy with how my ESP8266-powered outdoor thermometers turned out.  One of these has two sensors — one to measure ambient temperature, and one to measure the temperature of a hot tub.  It’s solar-powered (with an 18650 Li-Ion battery), uses a single GPIO pin, and never needs charging! DS18B20 Temperature Sensor DS18B20s* are […]