Monthly Archives: March 2011

Moxie M38-360 continuous servo for minisumo

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

Posted in MiniSumo, Servo | Leave a comment

iTeadstudio PCB service thoughts

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

Posted in PCB | 2 Comments

Thinking about mini sumos

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

Posted in MiniSumo, Robot | Tagged , , | Leave a comment

More Line Followers ready

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

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

Posted in LineORE, PCB, PIC18F25K22, PICAXE | Leave a comment

Playing with PID

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

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

Line Follower Videos

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