基于無線傳感器網(wǎng)絡(luò)的節(jié)水灌溉系統(tǒng)軟件設(shè)計(jì).pdf

1、華中科技大學(xué)碩士學(xué)位論文基于無線傳感器網(wǎng)絡(luò)的節(jié)水灌溉系統(tǒng)軟件設(shè)計(jì)姓名：王瑞鋒申請學(xué)位級別：碩士專業(yè)：物理電子學(xué)指導(dǎo)教師：羅志祥20090524華 中 科 技 大 學(xué) 碩 士 學(xué) 位 論 文 華 中 科 技 大 學(xué) 碩 士 學(xué) 位 論 文 Abstract Wireless sensor networks is a kind of computer network specially designed for particular app

2、lication. It is composed of wireless sensor network nodes, which is integrated with sensors, microprocessors, wireless interface and power supply module. It is easy to set up such a network with low cost, small power con

3、sumption for low-rate, short distance wireless data transmission. It has been rapidly developed in the medical and health, environmental monitoring, and military and other fields. For China's agricultural cultivatio

4、n with a remote, scattered, variable and diverse characteristics, a water-saving agriculture automatic irrigation system is designed. The system is based on wireless sensor networks, mainly to achieve in accordance with

5、the growth of crops and soil conditions. It can automatically control temperature and humidity in the implementation of irrigation operation with effective use of water resources. This system uses the ZigBee communicatio

6、n protocol as short-range wireless communications standard, create a wireless network to support the communications between sensor nodes for data forwarding, filing and processing. The system uses MSP430 and CC2420 as t

7、he main components to build the hardware platform. This paper introduces the method of how to establish a ZigBee wireless network and complete data collection and transmission on the hardware platform. The ZigBee protoco

8、l stack used is based on MSSTATE_LRWPAN, and it is modified to make it suitable for the hardware platform we used. Described in detail the design of ZigBee protocol stack, the realization mechanism of each layer is analy