Double-stepper motor? Curiosity tinkering

Many months ago I bough this unusual stepper motor, then promptly forgot about it. Today is the day i found it in the pile and decided to see what it can do. relevant links: https://circuitdigest.com/microcontroller-projects/interface-a4988-stepper-motor-driver-with-arduino https://www.bkamotor.com/uploadfiles/2024/11/20241128093231561.pdf https://s.click.aliexpress.com/e/_c3Rzm4oB ----- My tip jar: https://www.patreon.com/pileofstuff My other tip jar (channel membership) : https://www.youtube.com/channel/UCRiFz3gNKE3VysarZ7nmqIA/join Buy me a coffee (or a beer): https://ko-fi.com/pileofstuff If you are OK with me getting a commission on your purchases, feel free to use my affiliate links: Ebay: https://ebay.to/33IF7PA Banggood: http://pileofstuff.ca/r/9ajsf Some other links to products may be affiliate links #ElectronicsCreators ----- This isn't the only way to do it. It's probably not the best way to do it. But it's how I did it.