Monitoring and controlling my furnace using Tasmota

Introduction This article is a follow-up of my previous (old)  French post “Domotiser une ancienne chaudière mazout : Gestion du thermostat“. That previous built used a custom firmware to control relays, measure water temps and show status on a OLED screen. Time has past and Tasmota is a very capable and easy to integrate framework. […]

Node-RED Flow Overview

Home Assistant : Keep a plug always on (restore failed plugs)

Introduction This simple post explains how I setup a “Restore critical plugs powering off” and “Notify about critical plugs restoration” using Home Assistant and Node-RED. While this is hacky (in my case due to Home Assistant – Zigbee device updates : ZHA / ZHA_TOOLKIT OTA), it still fixes some real world issues like plugs turned off […]

Home Assistant to control per room valves on a schedule

A summarized guide in using Node-RED and JavaScript to schedule per room temperature with help of MOES Zigbee valves.

Monitoring a boiler using Tasmota on ESP8266 and DS18B20 sensors

Introduction After having written about monitoring and driving an old fuel furnace, next step was to control a fancy thermodynamic boiler to optimize energy boiler uses. My boiler is a Remeha Azorra 200E, I wanted to be able to monitor its proper functioning: Measure power consumption; Mesure temperatures of air inlet, water tank and water […]

Home Assistant – Zigbee device updates and plugs shutting down

Introduction I quickly put together this article to provide guidance on how I flashed my cheap AliExpress ZigBee Smart plug. These are also known as Tuya TS011F. Consider this as a work in progress article. The purpose is to fix a firmware flaw causing the plugs to turn off when reaching 251 volts. Even if […]

Zigbee devices selection for Black Friday, AliExpress coupons codes

Introduction When it comes to sourcing of cheap devices, AliExpress is a premium option. When it is Black Friday, well. You must have a look. Here is a selection of key products to build your home automation and strengthen your network mesh. Don’t tell anyone… Here are extra discounts All products on AliExpress : valid […]

ZBBridge

Setting up a Zigbee WiFi bridge using Tasmota and Sonoff hardware

Introduction This post is about bridging Zigbee devices to my Home Assistant server. From Wikipedia : “Zigbee is a low-cost, low-power, wireless mesh network standard targeted at battery-powered devices in wireless control and monitoring applications. Zigbee delivers low-latency communication. Zigbee chips are typically integrated with radios and with microcontrollers.” Make sure to not confuse with Z-Wave, they are […]

Sonoff RF Bridge 433 Mhz & Tasmota custom firmware

Introduction This project is about controlling power plugs connected to standing lights in my living room. I’ve a set of 3 plugs with one remote controller. The remote controller uses radio-frequencies (RF) to sent commands to the plugs. The RF are of the common 433 Mhz. My current home automation is hosted in-house and built […]