A sample text widget

Etiam pulvinar consectetur dolor sed malesuada. Ut convallis euismod dolor nec pretium. Nunc ut tristique massa.

Nam sodales mi vitae dolor ullamcorper et vulputate enim accumsan. Morbi orci magna, tincidunt vitae molestie nec, molestie at mi. Nulla nulla lorem, suscipit in posuere in, interdum non magna.

A database scheme for capturing sensor data

I’ve been monitoring a number of sensors in the house for a while now and storing the results in a simple database table. However the current structure isn’t very flexible. I have one table for electricity data, another for inside/outside temperature, humidity and light levels. Adding more sensors would mean adding more columns or new […]

New devices: Jeenodes

I have now built a trio of Jeenodes from Jee Labs based in the Netherlands. These are simply cut down versions of the Arduino with a built in RFM12B wireless module operating in the 868MHz band. They are designed to operate at 3.3V so are able to run on a set of batteries, which is […]