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Tagged With: robot arm

Raspberry Pi – at last

The raspberry pi, for those living under a rock, is the $25 linux pc that was announced big almost a year ago. It has a 700Mhz ARM CPU, 256MB RAM and an OpenGL ES capable GPU. To enable hardware hacking it comes with lots of GPIO pins. All in all about the performance of a … Continue reading »

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installing ros on a bifferboard

I wanted the robot arm to be a bit autonomous from the computer, and I thought the bifferboard should be powerful enough to drive it. So I wanted to install ROS onto it. My bifferboard runs debian squeeze, and that means it’s not just a matter of installing the packages as with ubuntu. There is … Continue reading »

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Robot arm part 2 : ROS connection

As the name implies, ROS is not just another library to get familiar with. It is an operating system for robots. That is also quite different to a traditional operating system. As I didn’t want to learn a whole bunch of stuff first, I learn about the concepts and facilities as I move along. After … Continue reading »

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Robot Arm part 1 packaging and simple manipulation

Another project that I had in mind for a while was to experiment with robot arm path planning and inverse kinematics. If you don’t know what that is, think about how robot arms could be programmed. The simplest form would be capture and replay, in which you have a controller which which you record how … Continue reading »

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