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The Big Knob - Physical Volume Controller
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Physical Volume Controller with OLED screen powered by a RP2040.
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Model information
- Source
- Printables
- Category
- Electronics
- License
- Creative Commons — Attribution — Noncommercial
"Big Knob" is a Physical volume control knob with an OLED Screen. Utilizing a 3D Printed case and running on a SEEED XIAO RP2040. The screen is mostly cosmetic, displaying a matrix style animation during inactivity and providing realtime feedback about the input being sent to the PC.
You will need the following hardware components:
- XIAO RP2040: A powerful microcontroller from Seeed Studio.
- EC11 Rotary Encoder: For volume control input.
- OLED Display: Specifically, an SSD1306 OLED display compatible with the Adafruit SSD1306 library.
- 3D Printed Case: To house the components neatly. Designs can be found in the repository or on Printables. The Case requires 4 6x3mm round magnets.
Complete writeup and install guide is here: https://github.com/potatoworld/BigKnob