![2pcs Mini Floppy drive stepper motor drive control board micro|board pcb|board calculatorboard display - AliExpress 2pcs Mini Floppy drive stepper motor drive control board micro|board pcb|board calculatorboard display - AliExpress](https://ae01.alicdn.com/kf/HTB1B_3GHFXXXXcwXpXXq6xXFXXXN/2pcs-Mini-Floppy-drive-stepper-motor-drive-control-board-micro.jpg_Q90.jpg_.webp)
2pcs Mini Floppy drive stepper motor drive control board micro|board pcb|board calculatorboard display - AliExpress
![arduino - How to determine bipolar stepper motor wiring (came from a 3.5 inch floppy drive)? - Electrical Engineering Stack Exchange arduino - How to determine bipolar stepper motor wiring (came from a 3.5 inch floppy drive)? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/Ir2n3.png)
arduino - How to determine bipolar stepper motor wiring (came from a 3.5 inch floppy drive)? - Electrical Engineering Stack Exchange
![Floppy drive stepper motor wiring The STH-39D137-04 75ohm stepper motor, from a PC clone half-height 5.25" floppy disk drive, has Brown, Black, Orange, Yellow and Red wires. Table of resistances between pairs of wires Brown Black 149.6 Orange 147.9 ... Floppy drive stepper motor wiring The STH-39D137-04 75ohm stepper motor, from a PC clone half-height 5.25" floppy disk drive, has Brown, Black, Orange, Yellow and Red wires. Table of resistances between pairs of wires Brown Black 149.6 Orange 147.9 ...](https://electronica.ugr.es/~amroldan/asignaturas/curso01-02/diseno/practicas/curso0102/RYS/tutoriales/steppers_html_archivos/stepper.jpeg)
Floppy drive stepper motor wiring The STH-39D137-04 75ohm stepper motor, from a PC clone half-height 5.25" floppy disk drive, has Brown, Black, Orange, Yellow and Red wires. Table of resistances between pairs of wires Brown Black 149.6 Orange 147.9 ...
![foone on Twitter: "floppy drives, on the other hand, use stepper motors. Stepper motors have a system where you can adjust how the motor turns, in 90-degree steps. So by using it foone on Twitter: "floppy drives, on the other hand, use stepper motors. Stepper motors have a system where you can adjust how the motor turns, in 90-degree steps. So by using it](https://pbs.twimg.com/media/EJSuigNUwAATwj1.jpg)
foone on Twitter: "floppy drives, on the other hand, use stepper motors. Stepper motors have a system where you can adjust how the motor turns, in 90-degree steps. So by using it
![Build a mini cnc machine for $45 - My various projects | Cnc machine, Cnc milling machine, Hobby cnc Build a mini cnc machine for $45 - My various projects | Cnc machine, Cnc milling machine, Hobby cnc](https://i.pinimg.com/originals/fa/9a/8e/fa9a8e98d593240a9f24f8e41fe773c3.jpg)