用s51控制电机正,反转,汇编,c源程序,步进电机加速-减速运行,S51 motor is used to control, reverse, compile, c source code, stepping motor to speed up- slow running

一款靠3977驱动的驱动器原理图和PCB图纸，适合一般42、57型步进电机的控制。-A by 3977 driven drive schematic and PCB drawings suitable for general the 42,57-type stepping motor control.

串口总线控制型步进驱动器调试软件，具有参数设置、保存、导入功能，可Jog控制步进电机运动。在此基础上可方便地开发其他型号的串口驱动器控制程序-Serial bus controlling stepper driver debugging software, with parameter setting, save and import function, can be worldwide control stepping motor sports