So you're saying that if you write a simple sketch that starts a stepper to spinning and monitors those input pins that then those inputs (D9,10,11) will report back Highs when there should be Lows and/or Lows when there should be Highs?
So you're saying that if you write a simple sketch that starts a stepper to spinning and monitors those input pins that then those inputs (D9,10,11) will report back Highs when there should be Lows and/or Lows when there should be Highs?