... consumption 3.High microstep,high torque 4.low noise,broad voltae range, Characteristics:1.DC power input ... 2~6A3.Mircostepping:1(1.8º),1/2,1/4,1/8,1/16,1/32,1/64,1 ... /128,1/2561/5,1/10,1/25,1/50,1/125,1 ... motor direction input, voltage level touched off,high towards, low reverse7,REST+,REST-: motor free The interface seethe right ... 32-bit DSP with high performance, high torque, and low noise