说明：  以泓格7188为数据采集模块的RS485网络,由于所连接设备的产品性能或其他问题容易出现数据传输的不稳定性,本算法对嵌入式模块 的程序设计具有通用性，其基本原理可以广泛使用。
(Wang grid in 7188 for data acquisition module RS485 network, by connecting the equipment as a result of product performance or other problems prone to the uncertainty of data, the algorithm embedded module with generic programming, and its basic principle can be widely used .)