... motor driver microstepping driver, current: 2~6A Power input type:24V~55V AC microstepping driver, current: 2 ... -:Stepping motor other winding5.CP +,CP -:Stepping pulse input+5V (Rising edge effective , rising edge duration ... 10μS)6.CW +,CW-:Stepping motor direction input, voltage level touched off,high towards, low reverse7 ... flows fan dispels the heat, to make the module run reliably for a long time. 2. ...