茶园天气信息采集与无线发送装置设计

Apparatus of Climatic Information Acquisition and Wireless Transmission for Tea Farm

基于单片机和GSM技术,开发了用于茶园防霜的天气参数采集与无线发送的新型装置。其硬件系统由AT89C52单片机、A/D转换器、TC35i GSM模块、RAM数据存储器、键盘显示器、微型打印机、天气参数传感器及电源等组成。软件采用汇编语言编制,主要功能包括:系统设置、短信接收和发送、数据采集存储和查询、结果显示及打印管理等。该装置能实现可靠的天气信息实时采集和无线传送,可用于茶园小气候的监测和晚霜冻害预警及控制。

An apparatus of climatic information acquisition and wireless transmission is developed for frost protection of tea farm.The hardware of the system is made up of a microcomputer AT89C52,an A/D convertor,a TC35i GSM module,a RAM,a liquid crystal displayer,a keyboard,a printer,a power supply and several sensors,which can measure meteorological parameters such as air temperature & humidity,radiation,wind speed and so on.The software is programmed with assembly language and the function includes system setting,SMS receiving & sending,data storage and inquery,result display and printing management.The apparatus can be used for on-line information acquisition and wireless transmission with high reliability in remote tea field in order to provide the basis for tea plant management decisions,especially for the early warning of late spring cold.