Tag Archives: minigris

Robot Sentry Duty

Posted on December 28, 2012 by

Obviously, there’s going to be course error buildup. I don’t think encoders would help that much. I’m thinking of navigation beacons, like so: (Maybe infrared? Hmm . . . . ) Advertisements

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Servo Center Location Test

Posted on December 20, 2012 by

It looks like the climactic scene in a monster movie, Arduino vs. Bot. In reality, this setup enables me to keep the ATMega328 chip on the Arduino while I upload test programs to locate the servo centers. According to the … Continue reading →

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Minigris test matrix

Posted on December 19, 2012 by

Since minigris did not perform as hoped, I’ve had to go back to basics and rebuild the circuit, testing at each stage. Hence a test matrix, where I build the circuit with a component added, write a test program, test … Continue reading →

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Mini gris on a mini breadboard

Posted on December 15, 2012 by

Here is the wiring diagram for the mini gris mini breadboard. As soon as I post it, I’ll realize there’s something wrong. So we may as well get it over with.

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Minigris Assembly Begins

Posted on December 14, 2012 by

I went to Metrix this afternoon (Thursday) and got the acrylic cut, and then I rushed home and attempted to assemble the robot. Here are the pieces with the protective wrapping still on them: Ten minutes later, I’m still peeling … Continue reading →

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Robot assembly order is important

Posted on December 3, 2012 by

When I attempted to assemble the first laser-cut casing for grisbot, it was a learning experience. In particular I learned that design has to accommodate the assembly process. So that’s what I’m trying to anticipate with minigris. For example, in … Continue reading →

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Mini Grisbot with tabs and slots

Posted on December 2, 2012 by

Here’s an expanded view of mini grisbot. I tried to learn from previous experience and incorporate design changes accordingly. Indeed, this design is probably going to change as well. Just so we’re clear, minigris is a very small robot:

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