Monthly Archives: April 2015

RoboSlam robot design disussion #2

The breadboard fits in sideways pretty well. The earlier version on the robot (ted gave me his) doesn’t have enough space to slide in the breadboard with the rangefinder attached. The updated version has enough space to slide the breadboard … Continue reading

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How to get the most voltage out from your wheatstone bridge

Wheatstone bridges. Great craic. But how do you get the biggest voltage swing possible out of it? Lets examine an example situation: Lets say someone throws a PT100 thermometer* on your lap and orders you to plug it in to … Continue reading

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Robot Design

2mm slots Kevin mentioned that the slots are currently 2mm and this might be too tight a fit. After putting it together it seems that another mil or two is needed to avoid the fraying as seen in the below … Continue reading

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PRBS array C code generator (pretty nasty)

Needed an 11 bit PRBS (Pseudo Random Binary Sequence) for use in a project. After some searching online, I came across this sweet wikipedia article on Linear Feedback Shift Registers (LFSRs). This article includes some sample C code to generate … Continue reading

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