You can choose your own way to define the positive and negative sides of rotations. "StepperMotor_Rotation_Complete_Code.m" is the complete code with the IF statement for merging the previous codes ...

Arduino code compatible with Arduino Nano for building a stepper motor based "conveyor belt/band clock". Uses a unipolar stepper motor and a U2004 Darlington Array.

Explore the TMC2208 stepper motor driver by Trinamic, known for its quiet and efficient performance. Learn about its key features, pinout details, and how to control a stepper motor using the TMC2208 ...

And here’s plenty of code that will read quadrature on an Arduino or other processors. We’ve seen similar hacks done with hard drive motors which are quite similar, by the way.

So what’s the trick to running a whopping seventeen individual stepper motors directly from the digital pins of an Arduino Mega?

Fig. 2 shows the circuit diagram of the predictive failure control system for stepper motors. It is built around an Arduino Uno board (MOD1), an encoder (MOD2), a temperature sensor (S1), a current ...