Sunday, November 16th, 2008
With the sensors installed and the robot pretty well complete, it is time to see if they can actually do the job they were designed for. the idea is that the line of sensors will be able to measure the robots offset from the centre of the line over as ...
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Wednesday, September 19th, 2007
The sensors are a critical part of a micromouse. Primus uses six infra-red reflective sensors. Here is code to test that they are working.
Now that we have a nice display to show what the sensor reading are, we can get that module tested. Since the hardware is very simple, there ...
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Saturday, August 4th, 2007
Micromouse sensors are subject to several sources of error and interference. Capturing a set of data samples lets you do some simple analysis of the effects of those errors.
The test rig was set up with a section of wall placed at about 50mm from the sensors. This gives a ...
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Wednesday, August 1st, 2007
The simple sensor circuit described by Ng Beng Kiat seems to give the best results.
On his web site (http://www.np.edu.sg/alpha/nbk/) Beng Kiat describes Min4, one of his recent mice. In there is a PDF with schematics for the mouse. The sensor circuit for Primus is essentially the same except for ...
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