No Arduino required. (In fact, it may ruin your Arduino) Thought this was pretty cool. Take any two wires from a stepper motor. Connect them thru an LED. Spin the stepper by hand. Watch the LED light up :smiley: Note: I've only tried with a 5-wire stepper. Doesn't matter which way the LED is turn…

Lighting LED with stepper motor

Topic		Replies	Views
interfacing a stepper motor acting as a generator Interfacing	5	2412	May 6, 2021
Is a motor a generator? Frequently-Asked Questions	18	7682	May 6, 2021
Help with turbine/LED array LEDs and Multiplexing	13	5987	May 6, 2021
Hooking up a 3.15v stepper motor, posible? Frequently-Asked Questions	11	4057	May 6, 2021
Help Using Stepper Motor Coils as Electromagnetic Induction Generator Sensors	5	1025	May 6, 2021