is a two-phase hybrid stepping motor driver based on DSP control. It is a new generation of digital stepping motor driver. The driving voltage is dc20-50v, which is suitable for various types of two-phase hybrid stepping motors with current below 4.0a and outer diameter of 42-57mm. Smooth operation, minimal vibration and noise. The positioning accuracy can reach up to 40000 steps / revolution. The product is widely used in laser marking machines, wire harness processing equipment, automatic soldering machines, dispensing machines, advertising equipment and medical devices.