Persistence of Vision POV Bike Wheel DIY Tutorial: Make your bike show images as you ride
Turn your bike wheel into a colorful persistence-of-vision display with CircuitPython. In this project, I’m using a Feather microcontroller and six high-speed LED strips mounted to the spokes of a bike wheel to display patterns, graphics, and animated images while the wheel spins. A USB battery keeps everything portable, and a magnetic sensor detects wheel speed so the images stay looking good whether you’re cruising slowly or flying down the road. Adding your own artwork is easy — just save a .BMP or .GIF image to the controller. I’ve also included a bunch of ready-to-use images to get you…
The skinny
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