Upgrading Raspberry Pi SD Card Size

This post explains how you can go about upgrading Raspberry Pi SD card size. You are likely to use this if you have already got your raspberry pi working but need more storage  or a faster SD card. The guide is aimed at windows users but has instructions for Linux and mac users. Step 1 …

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Adding Virtual Box Shared Folders

Before starting ensure that you have updated VirtualBox to the latest version. Adding Virtual Box Shared Folders is easy but can be frustrating if you have not done it before. The guide assumes that you are trying to add shared folders on a Linux virtual machine. First Step – Install Guest Additions The first step is …

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Read multiple buttons with one Arduino pin

Using a resistor network it is possible to Read multiple buttons with one Arduino pin using an analog input pin. This is achieved by creating a resistor network so that each button will have a different voltage reading when pressed. Here is an example to read 4 buttons read with one input port but there is …

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Arduino additional input pins – Multiplexer

One of the limitations of Arduino is the fixed number of input pins available on the boards. Using a multiplexer it is possible to get Arduino additional input pins by using the digital output pins. I brought this multiplexer from sparkfun (16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067) for $5 conveniently on a breakout board. It works by connecting …

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Raspberry Pi Camera Module Setup

This guide is for the Raspberry Pi Camera Module Setup. The camera module should look like the image below: Note: Make sure you ground yourself before you use the camera module. The board is sensitive to static damage as indicated by the warning on the box and anti-static wrapper. (Go touch some radiators/metal taps). First …

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Link to another port on the same server

This tutorial shows you how to link to another port on the same server. You need to use javascript or another scripting language to accomplish this. In javascript you can create a link with the following: <a href=”#” onclick=”javascript:event.target.port=8080″>Goto port 8080 service</a> I used a link similar to this to link to a web service …

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Apache web server on the Raspberry Pi

Apache web server on the Raspberry Pi

Here is a really simple guide to get your Apache web server on the raspberry pi. Open up a terminal on your raspberry pi, either through the user interface or by connecting to it through ssh. Update your Raspberry Pi sudo apt-get update sudo apt-get upgrade Install Apache Web Server sudo apt-get install apache2 Optional: If …

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Arduino powered MIDI DJ Decks

I found a really good Instructables on creating modular controllers and decided to have a go at creating my own Arduino powered MIDI DJ Decks. Steps Below are the steps I took in designing and developing my Arduino powered MIDI DJ Decks. I created some initial designs on paper and brought the components I needed. I created designs in …

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Subsonic on the Raspberry Pi

Subsonic on the Raspberry Pi

So I have been playing around with my Raspberry Pi and found a really good use for it. Below are my instructions on installing subsonic on the raspberry pi. The Raspberry pi is an ideal device as it is powerful enough to run the server and has low power usage. Using Subsonic a free open source music streamer, I …

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Enable VT-x/AMD-V Hardware Acceleration AMD

When trying to create a virtual machine on my computer I received the following error regarding hardware acceleration. VT-x/AMD-V hardware acceleration has been enabled, but is not operational…. Please ensure you have VT-x/AMD-V enabled in the BIOS of your host computer I have an AMD motherboard and for others with an AMD motherboard, this can be fixed …

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