Category: data logging at home

Welcome to our take on Home Automation. It is a collection of ideas to monitor things around the home, usefully, curiously and looking to learn. Today switches can be touched remotely and thermometers send their numbers over any distance. It explores the benefits of things being connected in this way. It’s about my local Internet of Things, helped by ‘Home Assistant’ and a Raspberry Pi. And there’s space to comment and share your perspective too.

Making and measuring with 'Home Assistant'
... and using ESPHome ...
... to program a chip
... as a smart thermostat
... or a connected camera
... or an energy meter
... or a door bell
or invent your own with these versatile tools.

calculate how long is the day

… and see how to add features to the Home Assistant display An interest in solar energy is a possible reason to record the sun’s azimuth and the time of sunset. Home Assistant can track...

project: smart immersion heater

Domestic hot water can be heated by a gas / oil central heating boiler or by an electrical immersion heater. I choose to take advantage of half-price nighttime electricity and use an immersion heater....

which ESP32 did I buy?

“… It’s an ESP32. Yes but which?” ESPRESSIF is the company that markets chips such as the ESP8266 and ESP32 and ESP32-CAM. Other companies buy those chips and fit them inside their smart plugs,...

project: cameras around the house

There are a variety of camera types to help monitor the drive, a pet, a baby, a device, a bird feeder – whatever. You might want to know what’s eating the rabbit’s food or...

project: does my broadband speed vary?

Here’s how to add a little functionality to Home Assistant, the automation platform. Do try this especially if you’re just starting to add features to Home Assistant. speedtestdotnet: scan_interval: hours: 4 Go to the...

project: oil tank level sensor

A heating oil tank level sensor that’s more useful than anything you can buy. Measures oil level in any unit – litres, gallons or days until I need to refill the tank Displays readings...