We have been upgrading one of our Leo Rovers to their latest beta release using Ubuntu 22.04 and ROS2 Humble. The upgrade was a success and now we will not need a ROS1 Bridge anymore 😁🦾
New Larson Scanner 2022
Smaller at 100x17mm with power switch, battery charger & protection, 20x bright RED LED operating on an ATtiny202 MCU
Powered from 5VDC or mUSB source
Best Fit with an AA/14500 Li-ion battery on a wired holder attached at the back of the pcb
I got RoBud to follow me autonomously for the first time!
It’s using mobilenet v2 object detection with OpenCV on the Classic @[email protected] Jetson Nano 4GB dev kit.
Finished designing, building and assembling most components: Turns out my table can actually WALK as well as I hoped it would! Next steps: Implement remote control, connect a battery, and open up the throttle...
Want a sneak peek at BurgerBot V2 - it can draw! The pen is right at the centre of the wheels, making it easier to draw shapes with code! Powered by @[email protected] Pico W! @[email protected] #raspberrypi #picow #robot #robotics #robots #micropython #circuitpython #STEM #edutwitter
Our guest this week is the amazing Alex Glow, host of Hackster Cafe and formidable creator! Come for the presentation about how to move toward more sustainable, greener, electrical engineering, and stay for Q&A with the audience during the live taping.
How do you prepare young kids and teens for the future-of-work?
Includes this footprint/pinout we hope to use for daughterboards: https://github.com/rosmo-robot/Feather-Bit/blob/main/v1/daughter_concept/Readme.md
Includes this footprint/pinout we hope to use for a bunch of daughter boards: https://github.com/rosmo-robot/Feather-Bit/tree/main/v1/daughter_concept#readme
The new version of the brushed motor board: https://github.com/rosmo-robot/micro-bot/tree/master/Hardware/V3
I am continuing to make all materials for our "Introduction to Robotics" course @[email protected] openly available. New this Fall: video lectures!
All other materials (notes, slides, code, etc.) are available here:
Spinning our robot drive motor with the new controller, running at 56 volts!
Video: an electric wheelbarrow motor spins on a test stand on my desk next to the motor controller with a glowing green light on it. Oscilloscope in the background. https://twitter.com/tlalexander/status/1561954603247095809
Better without the mount I guess
Small, Open Hardware robot. Bot account obvs.
ESP32 based with BLDC & SimpleFOC driver board for M5stack modules