Blog

Home Automation - DB design and I/O types

March 14, 2016

Read the introduction to my home automation project here if you haven’t already: http://jimmyutterstrom.com/2016/03/home-automation-plans/ The foundation of the home automation system is the MQTT communication interface. As all connected devices will communicate through the MQTT [Read More]

Home automation plans

March 8, 2016

Home automation seems to be a pretty popular topic nowadays. There are many commercial solutions available to choose from, for example the Z-wave line of products. Though I find it quite common that most of these commercial automation products are pretty expensive. You can someti [Read More]

Vue.js + Socket.io chatroom

January 25, 2016

I’ve shared it on Twitter but just haven’t mentioned it here. A short while ago I put together a small chatroom example using Vue.js + Semantic UI for the front-end and Node with socket.io for the backend. It’s a quite basic example that isn’t production ready but it still featur [Read More]

Wifi enabled fish feeder system

December 14, 2015

Christmas is approaching and I’ll soon be leaving my apartment for about 14 days to celebrate christmas with my family. Though I’ve got a small fish tank which I don’t really want to take with me. As it’s quite much work involved in emptying the tank and then transporting the fis [Read More]

Modbus master

November 22, 2015

A couple of weeks ago we finished the GSM trip computer project with quite positive results. We didn’t really have time to fix the last few bugs and do some final improvements but the live data loggin to the external web server worked well and in general it was a nice project to [Read More]