

RP2040 zero wheel
I presonally welcome contributions! If you have suggestions or improvements, please fork the repository and create a pull request.
- Size
- 17.9 × 23 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 6
- Nets
- 26
- Pads
- 40
- Tracks, vias
- 50, 0
- Routed
- Yes
- KiCad
- KiCad 7 (file 20221018)
- Created
- 1 Aug 2024
- Updated
- 1 Aug 2024
Overview
RP2040 zero wheel is an open-source printed circuit board by VittoRose, from the VittoRose/Macro_encoder repository on GitHub, published under the MIT licence. It is a 2-layer board of 17.9 × 23 mm with 6 parts on 26 nets, routed with 50 tracks and 0 vias.
It is built around the RP2040-ZERO. Its parts include 1 diode and 1 switch. It belongs with the RP2040 boards of this library.
Main components
1README
README.mdHID Encoder with Arduino IDE and RP2040 Zero
Overview
This project provides the firmware and hardware designs for creating a Human Interface Device (HID) Encoder using the RP2040 Zero microcontroller and Arduino IDE. The encoder can be utilized in various applications such as custom keyboards, MIDI controllers, or any other device that requires an encoder input.
Repository Contents
- Firmware: Source code written in C++ for the Arduino IDE, tailored for the RP2040 Zero.
- Hardware Schematics: Detailed circuit diagrams and PCB layouts for fabricating the encoder hardware.
- 3D Models: STL files for 3D printing the enclosure and other mechanical components of the encoder.
Features
pass
Getting Started
Prerequisites
- Arduino IDE: Ensure you have the latest version installed.
- RP2040 Board Support: Add the RP2040 board package to your Arduino IDE. Follow the instructions on the Arduino official website.
- Required Libraries: Install any additional libraries as specified in the libraries.txt file included in the repository.
Hardware
-
PCB Fabrication: Use the provided schematics and PCB layout files to fabricate your printed circuit board.
-
Components: Gather all required electronic components
- 1x RP2040 Zero
- 1x Encoder with switch
- 2x 15 ohm resistor, 1x 45 ohm resistor
- 1x RGB LED tht
-
Assembly: Solder the components onto the PCB as per the schematics.
Software
Upload Macro_encoder.ino to your RP2040
3D Printing
- Download STL Files: Navigate to the 3d_models directory in the repository.
- Print Enclosure: Use a 3D printer to print the provided STL files for the enclosure.
- Assembly: Assemble the printed parts to house the PCB and secure the encoder.
Usage
This device should be plug and play on any windows machine.
Schematics and 3D Models
The PCB schematics directory contains all necessary files for PCB design and manufacturing. The 3D model directory includes STL files for 3D printing the encoder housing and related components. Contributing
I presonally welcome contributions! If you have suggestions or improvements, please fork the repository and create a pull request.
Parts
6| Qty | Value | Footprint | References |
|---|---|---|---|
| 3 | R | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | 15, 15, 68 |
| 1 | LED_BGKR | LED_THT:LED_D5.0mm-4_RGB | D1 |
| 1 | RP2040-Zero | Rose_lib_foodprint:RP2040-Zero | RP2040-Zero |
| 1 | RotaryEncoder_Switch | Rotary_Encoder:RotaryEncoder_Alps_EC11E-Switch_Vertical_H20mm | SW1 |
Questions
How big is the RP2040 zero wheel PCB?
It measures 17.9 × 23 mm and has 2 copper layers, 1.6 mm thick.
What parts does the RP2040 zero wheel use?
6 parts, built around the RP2040-ZERO. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the RP2040 zero wheel KiCad files?
From the VittoRose/Macro_encoder repository on GitHub, at the commit this page was made from: the board is PCB schematics/RP2040_zero_wheel.kicad_pcb and its schematic PCB schematics/RP2040_zero_wheel.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the RP2040 zero wheel design in my own project?
Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).
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