[jarmitage]

There's this framework for the PRUs that came out recently but haven't tried it

https://github.com/nesl/Cyclops-PRU

[jdkticom]

That looks pretty neat and I'll have to try it out.

Personally, this is my bare skeleton for working with the PRU: https://gist.github.com/jadonk/2ecf864e1b3f250bad82c0eae12b7....