... microstep,high torque 4.low noise,broad voltae range, Characteristics:1.DC power input type:24V~80V2.Output ... /64,1/128,1/2561/5,1/10,1/25,1/50,1/125,1/ ... input+5V (Rising edge effective rising edge duration >10μS)6,CW +,CW-:Stepping motor direction input, ... voltage level touched off,high towards, low reverse7,REST+,REST-: motor free The interface seethe ... high performance, high torque, and low noise