@zander The code is in my opening post. It is an example in the repo of the FastAccelStepper module where I added a few print statements. I got a ...

@Inq I value your thinking and advise. I myself was a bit upset on Ron talking to you about me stating that "I think A and think B etc". At least t...

@zander, @Inq Must be a language thing because I do not think I need two for 5 steppers; I do not think microstepping controls speed; and I did...

@Inq, the driver has switches to control microstepping, however I never heard of a software alternative to do this. Thanks Paul

@Inq, thanks for thinking with me! I now believe I got the solution. For each Timer there is exactly one pin capable of running high res (50000 Hz),...

@inq thanks for the answer. I tried to tell what keeps me busy, it was not a request for help. @zander good to know there are other OS-es for the Ar...