2021-03-27, 06:51 AM
90% sure it's your usb connection to power the pi. This is not a crash or software reboot, but a power cycle.
Try a different usb cable and try powering the pi from a laptop or something so that voltage drops from the motor can't be the cause.
Try a different usb cable and try powering the pi from a laptop or something so that voltage drops from the motor can't be the cause.