【摘要】 为了方便快速的获取农田土壤参数信息,基于Zigbee无线通信技术设计并开发了一套农田土壤信息无线传感装置。该装置由手持PDA终端和传感器采集节点组成。传感器节点用于采集农田现场土壤参数信息,手持式PDA内置GPRS、GPS和ZigBee接收模块,可以方便快速地实现农田位置信息采集、GPRS无线传输等功能。试验结果表明:农田土壤信息无线传感装置系统各部分工作性能良好,数据测量传输准确,达到了预期的设计要求。更多还原

【Abstract】 In order to acquire the farmland soil parameters conveniently and fast,this research designed and developed a set of based on the ZigBee wireless communication technology.This device contained a handheld PDA terminal and sensing node component.The sensor node was used to collect the on-site farmland soil parameters information.The hand held PDA embeded with GPRS module,GPS module and ZigBee coordinator module could complete the acquisition of farmland location information and the function of GPRS wireless transmission.Experiment result showed that every part of farmland soil information wireless sensing device worked well,the measurement and transmission of data was accurate,reaching the design requirements.更多还原