You may not understand what I do… but it is still awesome.


Servoblaster: Installation

Firstly you need firmware updated to 3.2.27 I posted about this here Install Git sudo apt-get install git Then use Git to clone the files git clone git:// Move to the folder cd PiBits//ServoBlaster Load servoblaster sudo insmod ./servoblaster.ko Now do this command to find what number you nee for the following command (its […]

GPIO instructions for PI

step 1: Update your Python installs with the python dev package. This will avoid a “fatal error: Python.h: No such file or directory” sudo apt-get install python-dev step 2: download the GPIO module. The version may change so ensure you check for the most up to date version At the time of writing the […]

Maplin robot arm on PI

Tricky one this, the modules were the pain Step 1: Install wxPython – I think this is the GUI module sudo apt-get update sudo apt-get install python-wxgtk2.8 python-wxtools wx2.8-i18n Step 2: Install PyUSB – so python can interact with the robot arm by USB. I ended up having to install PIP to get this sorted. […]

Robotics servo control, how they work…

Servos work on times pulses. Nice explanation here.

Logic level. Making the 3.3v GPIO output up to 5v

Changing 3.3v (GPIO output) to 5v. I did this and managed to up the 3.3v GPIO output to 4.8v on a prototyping board, might be closer to 5v when soldered.