Arduino Securing MySensors network Some months ago I decided it was time to secure my steadily growing MySensors network. As described on the MySensors website this can be implemented by using a software or hardware solution to sign messages. I chose the hardware solution using the ATSHA204A component. Because the more convenient break-out board
Home automation MQTT and openHAB adventure Some people asked me to share my MQTT setup in regard to openHAB and I agreed to do so. In this blog post I will explain and describe in more detail my current setup primarily on the heating subject. But first some background info. A long time ago I installed
Home automation Home heating setup using openHAB Three weeks ago I finished my home build thermostat and heater control using openHAB and MySensors and I am really pleased with the result so far. The set-up consists of two Arduino Pro Mini’s, one 3.3v for the battery powered MySensors temperature sensor in the living and one
Arduino Low power mod for Arduino Pro Mini Today I replaced the Deek Robot Pro Mini clone by an original Sprakfun one. Although the clone worked quite well I could not manage to cut the traces right to preserve power for this battery powered Arduino. In an attempt to disable the onboard power regulator and LED I wasted
