一个非常详细的PELCO-D云台控制通讯协议。-A very detailed PELCO-D protocol PTZ control.

PELCO-D&P协议的英文原版，英文版比较准确，不确定时候可作为参考-PELCO-D&P , English edition, the English edition is more accurate, can be used as a reference

PELCO-D与PELCO-P协议介绍，详细描述了协议的实现方法，两种协议的差异，对于代码实现很有帮助-PELCO-D and PELCO-P protocol descr iption, a detailed descr iption of the implementation of the agreement, differences between the two protocols is helpful for code

Pelco-p通信协议，用于键盘、视频多路器等监控设备-Pelco-p protocol