Monthly Archives: March 2011

Moxie M38-360 continuous servo for minisumo

Posted on March 31, 2011 by Aaron Ramsey

Received my Moxie continuous servos from lowpricerc.com last night and took a quick look at them. Pretty decent little things for $3.40! Metal bushing on the output shaft, decently fast and reasonably torquey. Construction inside was not too bad… no … Continue reading →

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iTeadstudio PCB service thoughts

Posted on March 21, 2011 by Aaron Ramsey

I’ve been following some discussion between the guy at EEVblog and iTeadstudio about their PCBs and the quality. EEVblog is one of the guys that I follow on twitter (@eevblog). I follow iTeadstudio also, but they post pretty infrequently (@ITeadstudio). … Continue reading →

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Thinking about mini sumos

Posted on March 20, 2011 by Aaron Ramsey

I drew up a quick design in QCad and cut it out of sintra this afternoon to see how it would work to create a little snap together minisumo frame. The idea is that the batteries and motors are held … Continue reading →

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More Line Followers ready

Posted on March 13, 2011 by Aaron Ramsey

Had a little time this weekend so I finished putting those line followers together. I’ll be out of motors and some other components after this batch, so I’m going to move on to sumo robots next. I took a few … Continue reading →

Posted in Line Following, LineORE, PIC18F25K22, PICAXE, Robot | Leave a comment

Line follower production line

Posted on March 9, 2011 by Aaron Ramsey

Time to get more of these line followers out in the wild. I’ve got 5 sets of motors left so I’m building up 4 of the 18F25K22 versions and 1 more of the 28X2 PICAXE versions. Hopefully that will be … Continue reading →

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Playing with PID

Posted on March 7, 2011 by Aaron Ramsey

So, my basic plan for line following is to get the robot moving as quickly as possible on a regular line, and then try to make it deal with all the nasty business (gaps in the lines, acute angles, etc…) … Continue reading →

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Line Follower Videos

Posted on March 3, 2011 by Aaron Ramsey

Three little line follower…. 2 of the PICAXE 28X2 variety and 1 of the raw PIC18F25K22 sort. They are just running the default demo code. They were released out in the wild soon after this video. Hopefully we will see … Continue reading →

Posted in Line Following, LineORE, PIC18F25K22, PICAXE, Robot | 1 Comment