Introduction With winter come closed windows and doors, the air quality might be of less quality in such conditions. So I took the opportunity of a visit at IKEA to buy a VINDRIKTNING. This is a PM2,5 device indicating air quality with green/amber/red light. The goal of this post is to make it smart and […]
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. […]
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 […]
A summarized guide in using Node-RED and JavaScript to schedule per room temperature with help of MOES Zigbee valves.
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 […]
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 […]
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 […]
Introduction This project is based on Home Assistant, my instance uses both Wi-Fi, Zigbee and Z-wave devices. In this article, I explain how I used Node-RED to control a z-wave outlet from a zigbee button. The article is mostly a good starting point to demystify the “magic” operated by Home Assistant to make hardware talk […]
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 […]
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 […]