Dag Hovland

Really not an expert on PWM or mosfets, but if you always want 30%, would it not be possible, or even better, to just add a suitable resistor in series...

Your issue and solution are not possible to reproduce without more details. Are you using the DS18B20 temp sensors? Have you connected the pull-up correctly? Both 3,3 and 5 volt...

_Don’t want to go off on a tangent but if you have any ideas about the D0 relay output not being recognized that would be very helpful._ Cannot know for...

Not sure, but there could be something wrong with the c++ version your comiler assumes. Hard to say without more details, f.ex. what compiler are you using (gcc?) and how...

This is either a connection problem between your operating system and the board, or you have one of the boards that dont automatically go into flashing mode. Try f.ex. this:...