*V-40V DC power supply. *H-bridge bipolar constant phase flow driver. *The maximum output current is 4.0A (eight optional). *Up to segments of six kinds of sub-modes available. *The input signal high-speed photoelectric isolatio. *Standard common anode single pulse interface. *Offline keep function. *Semi-enclosed chassis can adapt to a more demanding environment. *Provide energy saving semiautomatic current lock function. *Built-in thermal protection and over-current protection. Note: *This driver is heightening segment to subdivision, suitable for high segmentation applications. *For step motor: 4, 7, 86 type phase 4 phase (4 / 6 / 8 line). Package included: * x Stepper Motor Driver Controller.