AD $2 for 5 PCBs, SMT Assembly fee $0. Order from <a href=" There are lots of great animatronic and robotics props and ...

But for the Arduino, most of us resort to just printing print statements in our code to observe behavior. When the code works, we take the print statements out. [JoaoLopesF] wanted something better.

(Hint: there’s no Arduino-provided code involved; hardware registers and the __asm keyword show up.) If you learned embedded programming in an earlier era, this will probably seem glaringly obvious.