Originally Posted by kufman

Yes, the curve I posted is a good curve but it isn't the way the SimpleDyno software measures it. Also, it is a fairly short set of data due to the limited ram. Since I only use the Arduino IDE for programming, the chip manufacturer makes no difference to me. I think it is possible to trick the SD software to accept a file made from my array setup but I haven't done it yet. Since the Minima has 16x the memory, I should be able to get a full set of data with RPM, voltage and current. Still messing around with different ideas which is what makes it fun!