本文档和组态王例程主要用于表明通信协议和单片机和组太王通信的实例-the communication between kingview and simatic

组态王向单片机发送数值（0-5），如发送2.5V，单片机显示2.5，并从模拟量输出通道输出 -Value to the microcontroller sends KingView (0-5), such as sending 2.5V, single-chip display 2.5, and the output from the analog output channels