基于GPS的农田信息采集系统研究

Research on farmland information acquisition system based on GPS

为了实现精细农业,提高农作物产量,提出了一种基于STM32的农田信息采集系统。分析了近年来对农田信息采集及应用上的智能化发展水平,以及现代化农业的需求,提出了本文研发系统的必要性。基于农业信息采集的需求,对所要研发系统的硬件选型为STM32,无线传输采用CDMA技术,采用UM220-III型GPS定位芯片,并设计了相应的硬件方案及软件方案。然后,根据设计方案,开发了一套农田信息采集系统平台,该平台具有农田信息采集、数据的无线传输、GPS定位以及手机APP客户端在线监测农田数据的功能。将开发的系统进行性能测试,经过3天的连续实际运行,实验结果验证了该系统可以实现预定的各项功能,并且检测的农田数据与实际值相吻合,验证了本系统的精度高,可靠性强。本系统的开发推进了农业现代化的发展,对于提高农作物产量,降低劳动成本具有重要意义。

In order to realize fine agriculture and increase crop yield,this paper proposes a farmland information acquisition system based on STM32.Firstly,this paper analyzes the intelligent development level of farmland information acquisition and application in recent years,and the needs of modern agriculture,and puts forward the necessity of the research and development system of this paper.Secondly,based on the demand of agricultural information acquisition,the hardware selection of the developed system is STM32,the wireless transmission adopts CDMA technology,and the UM220-Ⅲ GPS positioning chip is adopted.The corresponding hardware schemes and software schemes are also designed.Then,according to the design scheme,developed a set of farmland information acquisition system platform,the platform has a farmland information acquisition,data wireless transmission,GPS,and mobile phone APP client function of on-line monitoring data of the farmland.Finally,the system will be developed for performance testing,and after three days of continuous operation.The experimental results verify that the system can realize the predetermined functions,and the field data is consistent with the actual value,which verifies that the system has high precision and reliability.The development of the system promotes the development of agricultural modernization,which is of great significance to increase crop yield and reduce labor cost.