There are a few options to do similar things with PCB layout, including tscircuit. There’s a walk-through for using it to create an LED matrix and you can even try it out online, if you like.

If you like DIY USB microphones, you’re in luck: we’ve featured one based on an STM32 as well as a beautiful recreation of a studio-quality mic.

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

QP/C Real-Time Event Framework/RTOS is a lightweight implementation of the asynchronous, event-driven Active Object (Actor) model combined with Hierarchical State Machines.

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