基于无线传感器网络的农村供水厂水质监测节点的设计-湖南农业大学.PDF

() 2016, 42(2):212–216. DOI:10. 13331/ki.jhau.2016.02.020 Journal of Hunan Agricultural University (Natural Sciences) 基于无线传感器网络的农村供水厂水质监测节点的设计 1 1 1,2,3* 1 1 (1. 510642 2. 510642 3. 510642) 摘 要 STM32F103ZET6 WLK01L39 ASI pHGlobal Water WQ730 500 m50 mA25 μA 关 键 词 中图分类号TP212.9 文献标志码：A 文章编号：1007− 1032(2016)02−0212−05 Design of wireless sensor network node for monitoring water quality of rural water supply plant 1 1 1,2,3* 1 1 Li Liangbin , Jiang Sheng , Wang Weixing , Chen Huaqiang , Jiao Guohui (1. College of Electronic Engineering, South China Agricultural University, Guangzhou 510642, China 2. National Engineering Research Center for Breeding Swine Industry, Guangzhou 510642, China 3. Key Laboratory of Key Technology for South Agricultural Machine and Equipment, Ministry of Education, Guangzhou 510642, China) Abstract: A wireless sensor network (WSN) node is designed for monitoring of rural water supply plant in order to solve the problems of wireless communication barrier, postponed pollution warning and high cost, etc. The node uses a STM32F103ZET6 as a processing core, a WLK01L39 RF chip with peripheral circuits as wireless communication module, and a sensor module consisting of a mutifuctional sensor from American ASI for dissolved oxygen , pH, and temperature, and a WQ730 turbidity sensor from Global Water. The communication protocol, time synchronization algorithm and application program are designed for the node. A sleeping and