A method of stepping motor driver circuit was given, composed by a chopper type current mode switch regulator and a monolithic stepping motor driver TA8435H.
提出采用斩波式电流型开关电源结合单片式步进电机驱动器TA8435H，构成一种电机驱动电路的方案。
2
Features: use pneumatic foot steppingswitch to press in horizontally, with stop device, good consistency.
特点：采用气动脚踏开关水平压入，有限位装置，一致性较好。
3
It explicates the ways of stepping motor's stepping count and speed in the control of the BCD-code dial switch, and the function of pulse distribution with the programmable soft of PLC.