Rotary NeoPixel
A rotary encoder and a button control a NeoPixel strip: spin to move the pixel, press the knob to change the color, and press the button to change the pattern.
Key Features
- Lab: General Kits for Learning MicroPython
- Lab: NeoPixel Two Button Kit
- Lab: MicroBit
- Lab: MicroPython Projects
- Lab: Sourcing Parts
Key Benefits
- Free, open lessons. The Learning MicroPython textbook has the kit page, wiring, and MicroPython code.
- Ready-made curriculum. 5 additional lab pages walk students through the build step by step.
- Classroom friendly. Built on a solderless breadboard or no-solder connectors.
- Real-world data. Students read sensors and turn measurements into decisions.
- Budget. About $17 (estimate: the $15 Moving Rainbow base parts plus a KY-040 rotary encoder, about $1 on eBay).
Parts
| KY-040 Rotary Encoder | Input knob |
| WS2812B NeoPixels | LEDs |
| 830-Point Breadboard ($1.10) | Breadboard |
| Micro-USB Data Cable ($2.50) | Power and programming cable |
Microcontroller listed first. Prices shown only where known; see the source book for quantities, wiring, and current prices.
About this kit: From the Learning MicroPython collection.
Source: Learning MicroPython