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Stewart's Blog

Stewart Watkiss website to the world ...

(Children, computing, first aid and other ramblings ...)

Archive for February, 2015

Raspberry Pi robot Android app

Thursday, February 26th, 2015

I created a web front end for my Raspberry Pi based robot, which works well on a desktop PC, but not quite the way I wanted on a mobile phone. My idea was to have graphical buttons for the different directions and holding down the button will make it move in that direction and releasing […]

Raspberry Pi – Heart beat – 8×8 LED display with I2C BackPack from AdaFruit

Thursday, February 5th, 2015

This is based on the AdaFruit 8×8 Bicolor LED display with I2C BackPack. It’s connected to a Raspberry Pi 2, although it’s only very simple and could be connected to any model Raspberry Pi. After soldering the parts together (checking that the display is the right way round – with the writing near the round […]

Raspberry Pi 2 – New 1GB quad-core $35 computer

Wednesday, February 4th, 2015

The Raspberry Pi is a $35 computer designed to provide a platform for children to learn computer programming. The Raspberry Pi was launched in 2012 and became and immediate success, with the only problem being how to satisfy demand when initial orders exceeded everyone’s wildest dreams. Initially many were bought by adult makers rather than […]


UK days out, children and holiday information is also available on the Days Out Diary web site
Linux, LPI and the Quiz / Test Program posts are also available on the Penguin Tutor website
First Aid Information, first aid games and first aid practice test / quiz entries are also available on the First Aid Quiz Web site