Category Archives: Projects

Stilt Pants Planning

Posted on May 22, 2024 by peter

This blog hasn’t really contained much of my circus or sewing hobbies. That changes today I guess. These entries will document my process for developing a set of stilt pants for my dear friend. She is currently borrowing a pair, … Continue reading →

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Egg Robot Cyclops (v3)

Posted on May 22, 2024 by peter

Egg Robot is a Cyclops! Making the Egg Robot (Ham-Steak) into a credible toy means not leaving the internals dangling around where they could be damaged. Version 3 of the Egg Robot adds front and rear covers that protect the … Continue reading →

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Out of Control PIDs

Posted on May 22, 2024 by peter

This week’s post is less of a how-to and more of a “how-to?” I’ve got some ideas about the basics of PID controls, but this system is giving me trouble. I updated the PID control system on Egg-Bot Version 2. … Continue reading →

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1-D Egg Robot – Version 2

Posted on May 3, 2024 by peter

This week I made some changes to the Egg Bot and named it version 2 (even though it’s really a version 1.5 probably). I combined the servo and circuit board mounting into a single bracket, printed the new bracket, and … Continue reading →

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Egg Robot – 1-Dimensional Balancing Robot

Posted on April 27, 2024 by peter

Presenting the Egg Robot (aka “ham steak”), a 1-dimensional balancing robot. The main purpose of the robot is to balance at different angles. The balancing will be accomplished by adjusting the center of gravity of the robot using a weighted … Continue reading →

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Emotive Eyes Complete

Posted on April 27, 2024 by peter

This is the completed first version of the emotive eyes project. It was successful in that it was motivation to re-calibrate my 3d printer and make some modular eyes for future projects. I am not really satisfied with the animations … Continue reading →

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Emotive Robotics – Expressive Eyes

Posted on April 17, 2024 by peter

Today’s project is making “expressive” eyes. Eyes can serve dual functions: in addition to observing the world around you, in many animals they also serve to express interest or other emotions. In this project I am focusing on the latter, … Continue reading →

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Micro ROS on the Pololu 3pi+2040, Part 2

Posted on March 25, 2023 by peter

In the previous post, I demonstrated a very basic micro ROS implementation running on the Pololu 3pi+ 2040. This post expands upon that demonstration to include battery sensor telemetry. Step 3: Pololu 3pi+ 2040 Sensor Telemetry to micro ROS In … Continue reading →

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Micro ROS on the Pololu 3pi+2040

Posted on March 25, 2023 by peter

The Pololu 3pi+2040 is a very capable (and adorable) mobile robotics experimentation platform sporting the powerful Raspberry Pi RP2040 microcontroller. The ROS 2 robot operating system is the standard platform for mobile robotics, providing reliable publisher-subscriber communication, simulation and visualization. … Continue reading →

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Generative Art & Pen Plotters

Posted on May 31, 2022 by peter

Just operating my 3D printer have become a bit boring, so I’m interested in other uses for the gantry. Attaching a pen to the gantry to make a simple pen plotter seems like a worthy project. The plotting area will … Continue reading →

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