DC 5V-12V 2-phase 4-wire Micro Mini Stepper Motor Driver Speed Controller M $i
5,76 €
【2】 Normal mode 2: S1 forward start button, S2 reverse start button, press any key to stop. If limit stop is needed, two limit switches can be connected on P3 pin, so that the motor will stop moving when it touches the limit switch, and the motor will reverse after touching the opposite button.
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