SainSmart New 4 Axis TB6560 CNC Stepper Motor Driver Controller Board Kit,57 two-phase,3A

The ST330 is a compact single axis bipolar 3.0A/phase stepper motor micro stepping driver with step and direction inputs, DIP switch settable step mode (full, half, eight and sixteenth-S3/S4), torque (100%, 75%,50%, 20%-S5/S6) ,work Current (0-3A-SW1/SW2/SW3)and decay mode (0%, 25%, 50% and 100%). Features * Stepping Motor: 57 two-phase, lower than 3A * Single-chip motor driver for sinusoidal microstep control of stepping motors * Power on in indication led * 3Amps-34Volts(Supply voltages:12-30DC) * Full step, half step, eight step and sixteenth step(selection with dipswitches) * torque (100%, 75%,50%, 20%) * work Current (0-3A selection with SW1/SW2/SW3) * 4 Wire,6 Wire,8 Wire stepper motors can be used * Two phases bipolar driver * Easy wiring with standard screw terminals * Step frequency up to 100khz * fuse protection on power supply rail(protects the board,but also your power supply and motor) NOTE: The link below is the document for SainSmart New 4 Axis TB6560 CNC Stepper Motor Driver Controller Board Kit https://s3-ap-northeast-1.amazonaws.com/sain-amzn/20/20-019-201/20-019-201.rar