ralphjy

Hi Luke, Thanks for the quick response. I just tried the UF2 that you built and it also works for me! The Sparkfun repo only had a couple of example...

Actually, I have to take back some of what I said. The two example files from the Sparkfun repo do work. I think I got tricked because of what you...

Thanks. All makes sense when you know what you are doing. I'll start looking at the code before asking questions next time. I guess I was looking for instant gratification...