Hi Dirk, Still not completly clear for a newby as me. The max count is 2000 but in what time frame, a PiBridgeCycle (safe time 8ms)? If the motor is running at 8000rpm (60 pulses/revolution), I will have 8000 pulse a second. Measuered after 8ms the counter will be at 1000, right? Or is this limeted ...

Hi, I recently have purchased a RevPi connect 4 and the MIO, AIO, DI and DO modules. I want to count a squire wave, comming from a DC motor. The signal from the motor has a ampitude of 24V, 60 pulses/ revolution. At 1000 rpm I've got 60000 pulses a minuut or 1KHz. The motor runs between 250rpm and 8...