Home  >  

Tag: 5v

February 12, 2018

Sonoff Smart WiFi Switches Tasmota External Sensor 5V PIR Mod

Following on from this guide about flashing the Sonoff ESP8266 based wifi switches with custom firmware (Tasmota), this guide deals with how to use them with external sensors on one of the free GPIO pins as a secondary trigger. I wanted to use a PIR to create a motion sensor. The sensor I used was a HC-SR501, a cheap and...

Categories Home Automation Comments: 0
February 9, 2018

Flashing Tasmota Firmware on Wifi Smart Switches Sonoff Basic S20 SV

The Sonoff devices by https://www.itead.cc/ are an excellent little range of modules for building your own Smart Home setup. They are pretty well built, CE and RoHS marked and implement what is essentially a WiFi operated switch/relay circuit based on the extremely versatile ESP8266. See here for a full circuit schematic. It can handle up to 10A load so could be used for...

Categories Home Automation Comments: 0