4线双极性半步八拍方式步进电机旋转源程序代码-4-wire bipolar half-step eight-beat way of stepper motor rotating source code

单片机旋转编码电位器89C51+7313电子音量音调控制-SCM rotary encoder potentiometer 89C51+ 7313 Electronic Volume Tone Control

高速球型摄像机:高速球采用“精密微分步进电机”实现高速球的快速、准确的定位、旋转；将摄像机叠加了OSD菜单的图像传输出来。通信系统连接上位机和MCU，实现操作者对云台和摄像机的控制。-High speed ball type video camera: high speed ball using precision differential stepper motor to achieve high-speed ball fast, accurate positioning, rotatio