用STC 51单片机 通过协议简易控制摄像机的变倍功能-STC 51 microcontroller via a simple protocol to control the camera zoom functions

捕获遥控器的pwm信号兵对其进行放大或者缩小，从而实现对小车的遥控，舵机由遥控器直接控制-Pwm signal soldiers to capture the remote control to zoom in or out, enabling the remote control of the car, steering gear direct control by remote control

自动聚焦系统，控制zoom focus电机达到自动聚焦的效果(The automatic focusing system controls the effect of automatic focusing of zoom focus motors.)