Stepping motor control system and stepping motor

The utility model relates to the technical field of motor control, and discloses a stepping motor control system and a stepping motor. The control system of the stepping motor comprises a control circuit, at least three groups of isolating circuits and at least three groups of driving circuits, the control circuit is used for outputting instruction signals; the isolation circuit is used for receiving the instruction signal and performing photoelectric isolation transmission; the drive circuit comprises a power switch tube used for being connected with a drive port of the stepping motor, and is used for receiving the instruction signal output by the isolation circuit and driving the power switch tube to be switched on or switched off through the received instruction signal so as to control the level value change of the drive port of the stepping motor through the power switch tube. According to the embodiment of the invention, the anti-interference performance and stability of the control and driving process o