Tag "stg15"

ESPurna smart socket

After a busy month I decided to spend some energy on doing hardware instead of software and the result was the ESPurna board I posted about just yesterday. The goal was to have a device based on the ESP8266 I could fit into my house wall gangs, with an SPDT relay to work with multi-way switches and power monitoring using the same IC the Sonoff POW uses: the HLW8012....

S20 Smart Socket

Since I discovered the Sonoff I’ve been thinking about embedding it inside a switch. I started looking for old power meters, timers,… I had at home but the Sonoff is a bit too long. Why didn’t they design a square board? I event bought a bulky Kemo STG15 case with socket. Next I decided to design my own board. It is meant to be the “official” hardware for the ESPurna project so it’s called ESPurna too....