This product is open source! Various bits of the code have different licenses applied. Anything SparkFun wrote is beerware; if you see me (or any other SparkFun employee) at the local, and you've ...

What’s the most important iPhone feature? Based on the impact when it goes wrong, there’s a solid argument for the alarm clock. But even now, after countless billions of successful alarm experiences, ...

Now start to support BL616/8 chips, other chips to be developed later. The first version can be compiled and run, but the repository is still in the process of development, most of the APIs are not ...