I’ve had two people recently email me regarding their Raspberry Pi sensor monitoring projects stop after 49 days… The reason is simple, the solution slightly more complex, so what’s going on? The wiringPi GPIO library has a function: millis() which … Continue reading
Yearly Archives: 2014
One of the features of the new Raspberry Pi B+ is improved power handling – particularly round the USB interfaces. There is a device connected to the power to the USB ports that is quite clever – it controls the … Continue reading
Much excitement here at Drogon towers as I have a new Raspberry Pi – the model B+ So what’s a B+ and how does it differ from the B? Here is a quick list of the main differences: USB: 4 … Continue reading
From the Wikipedia entry: The Little Man Computer (LMC) is an instructional model of a computer, created by Dr. Stuart Madnick in 1965. The LMC is generally used to teach students, because it models a simple von Neumann architecture computer … Continue reading
I had a few hours to spare today while I’m in Cambridge, so I decided to pay a visit to the Center for Computing History and what an exciting place it is! (Well, for an old geek like me that … Continue reading
So today (30th April, 2014) marks the 50th anniversary of the BASIC programming language! Hurrah! The very first BASIC program: 10 LET X = (7 + 8) / 3 20 PRINT X 30 END To help celebrate this, I’ve made … Continue reading
Some time back the boffins at Pimoroni sent me a prototype of the new Pibrella board with a view to making the little piezo speaker on it make some noise… It wasn’t that loud, so I made a few suggestions … Continue reading
So the 2nd (annual?) Jamboree was held in Manchester thanks to Alan O’Donohoe and whole host of others who helped him arrange it and it went fantastically well! This year it was spread over 2 days with some talks, etc … Continue reading