* s
* science
* set pin mode
* turn stuff off so it fits
* filtering maybe
* filtering actually works
* generate filter parameters internally
* shorter window
* guard behind enable flag
* use checked in filter
* add biquad reset
* tracing
* const
* exec order
* do it from a thread
* smaller buffer, comment
* configure with header
* only for proteus
* oops
* unused
* not needed
* guards
* pin config
* don't need that include
* precook filter steady state
* define sample rate
* config enable switch