1、[FOR STEPPER MOTOR] 2 phase stepper motor driver, using digital PID technology to achieve ultra low vibration and noise, optical isolation differential signal input, can drive 4, 6, 8 wire 2 phase stepper motor. 2、[MULTIPLE FUNCTIONS] Settable 8 level current and adjustable 16 level subdivision, with power on auto tuning function, supports single and double pulse, the current is automatically halved when stationary. 3、[PRODUCT PARAMETERS] Support 5V or 24V signal, select through a slide switch, the pulse response frequency can reach up to 200KHz, the maximum output current is 100mA, and the withstand voltage is 24VDC. 4、[CIRCUIT PROTECTION] This 2 phase digital stepper motor driver has protection functions such as overvoltage and short circuit, with external alarm output, which ensures safe and reliable operation. 5、[APPLICABLE MACHINES] Suitable for various small and medium sized automation equipment, such as engraving machine, marking machine, cutting machine, laser imagesetter, plotter, CNC machine tool, etc.