Wide range of applications LCD display Automatic manual multi-mode TTL serial communication The main functions of the system: automatic, manual, setting, serial port control This is an operation control module specially designed for single-axis stepper motors.The module has built-in multiple fixed operation modes,and the user can quickly select the appropriate motion trajectory.You can save and set distance/speed/delay/cycle times when power off.It can run independently as a module,or it can be used in conjunction with other systems.It can be used in general industrial control occasions,but cannot be used in special industries such as medical-treatment and fire protection or in life-critical field Model:ZK-SMC01 Stepper Motor Controller Adapter motor:stepper motor Number of control axes:single axis Motor signal:common cathode Power supply range:DC 5-30V universal Acceleration and deceleration control:yes Input reverse polarity protection:yes Remote communication control:TTL serial port Main functions of the system:automatic,manual,setting,serial port control Speed range:0.1-999 laps/min Number of forward rotation pulses:1-9999 pulse Number of reverse pulses:1-9999 pulse Cycle work times:1-9999 time Forward delay time:0.0-999.9 second Inversion delay time:0.0-999.9 second Segment selection range:1-128 segment Product use environment:-5°C-60°C(non-condensing) Colour:As Shown Material:plastic Package Contents: 2 * stepper motor controller Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.