I have an unusual problem with Arduino and need help. I am using an Arduino UNO to control two stepper motors. They each have an A4988 driver and are contained in a CNC shield. I have set the POTS on the motor drivers. The Arduino is loaded with GRBL. I use the USB cable for the Arduino and 12 …

Unusual problem

Ballscrewbob May 18, 2018, 1:18am 7

LOL well there is a chunk of your problem they are listed as 24 volt !

There are also seemingly two variations....One is 200 steps and the other is 500

It is basically a nema 14 hybrid

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