Controlling Bathroom Exhaust Fans With Honeywell Humidity Sensors

Automation and technology are amazing, but is automation in your mind the basics, such as lighting, you might ask Alexa or Google Assistant to turn on something. These are science experiments, purely because it involves an utterance, the magic in automation is when it ‘just’ works. No asking, just like Event Driven Architecture, it happens … Read more

Aesthetically Clean Remote Switching Using MQTT with Sonoff and Shelly Modules

Automation and technology are amazing, modern advances allow us to automate almost everything in our daily lives, before we get into this post, here is an end-2-end example of this solution, enjoy. So now you know what we will be building, lets get in to it. There are almost no systems in my house that … Read more

Monitoring Solar Consumption With A ESP32/8266 and LED Lights

Since having a PV (Photo Voltaic) solar array installed on my roof earlier in the year I have become a more aware of the energy consumption of my house. In my post ‘Making Data Driven Decisions With A PV Array, Home Assistant and MQTT‘ I am leveraging consumption data to make decisions in my house, … Read more

Automagically Keeping Cool In Zwift

Cycling has always been something I have been passionate about. With the COVID-19 induced lockdowns I finally decided to purchase an indoor trainer (Garmin TACX Neo 2T) and like so many people around the world, I use Zwift as a means to hit my distance targets each week. Spoiler – Want to see a demo? … Read more

Tracking State Without Feedback Loops

Throughout my automation journey there is one thing I always strive for, that is full duplex communication. The ability to send a message, but also receive a message from a device. This need, often in many cases influences technology choices. Which TV will I buy? Why will I build an irrigation controller over buy? Automation … Read more

Making Data Driven Decisions With A PV Array, Home Assistant and MQTT

I have been always wanting to add a Solar PV array to my house and recently, it made sense and I purchased a modest (7.5kw) system for my house. It has been as much of an IT journey of integration and extracting value from disparate systems has it been of reducing my carbon footprint. When … Read more

Bridge Building – Mosquitto MQTT to Azure IOT Using Paho MQTT and the Azure IOT SDK’s

I have been on a journey to explore Azure IoT and push the thousands of events that flow through my local MQTT broker (Mosquitto) in to Azure IOT. From direct connection to Azure IOT-Hub (via MQTT and SAS tokens) through to Azure IOT-Edge running locally with MQTT. I have been able to achieve my goals … Read more

Replacing Mosquitto with Azure IOT Edge

In a previous post, I spoke about using Mosquitto client tools to publish to Azure IOT Hub, that was the beginning and I am on a journey in my new role to explore Azure IoT and understand the art of the possible. What is possible, I guess we will find out. Who has the longest … Read more

Publishing & Subscribing to MQTT Topics Using Mosquitto Client Tools & Microsoft Azure IoT Hub

Public cloud brings a paradigm shift in what can be done, the art of the possible is possible and in the context of this post, I am planning to replicate ~250ish MQTT topics running in a Mosquitto MQTT container in to Azure IoT Hub. From ML (Machine Learning) through to anomaly detection and everything in … Read more

Installation and Integration of a Hydreon RG-11 Optical Rain Sensor with a PLC & HomeAssistant

This is an article I have been meaning to write for some time. I guess I haven’t as this sensor has been something that has just worked out of the box and hasn’t skipped a beat in almost 5 years. I use OpenSprinkler to drive my irrigation and I will soon share how I integrate … Read more