Upgrading your Pinecil’s firmware on macOS
I’m aware there’s a GUI firmware updater tool, but as of this writing doesn’t support IronOS v2.16 which has moved from .bin/.hex to .dfu files which the firmware updater doesn’t yet support. Here’s a way you can update your Pinecil’s firmware without it. Frankly it’s so easy I might keep using this method going forward. Install dfu-util dfu-util can be …