CoinMatrix

CR2032 sized 8x8 pixel LED matrix driven by a CH32V003. This repo contains firmware and hardware design files.

Build the firmware

To build the firmware use the Makefile in the firmware subdirectory. To build the project you need to clone ch32fun which is included as submodule in this repo. To do that, run this command:

git submodule update --init

to build to firmware binary and flash it simply run make inside the firmware directory.

Hardware

You can find KiCad design files for the current hardware revision in the hardware/ folder. ⚠️ V2 is currently untested and might have errors!

To view the projects in your browser you can use KiCanvas:

• matrix board
• battery board
• spacer

Version 1 Pictures

License

The hardware is licensed under CC BY-NC 4.0 you can find a copy of the license text in the LICENSE_HARDWARE file.

The firmware source code is licensed under MIT license, you can find a copy of the license text in the LICENSE file.