ESP8266 NodeMCU LoLin - Sonoff Emulator

1. Install Sonoff-Tasmota firmware following the instructions here.
2. Default relay output on NodeMCU is GPIO 12 on ESP8266 (D6) on LoLin NodeMCU clone).
3. In the photo attached is NodeMCU LoLin clone pinout description.
4. Prepare RaspberryPi for DOMOTICZ.