基于单片机温室大棚温湿度采集系统设计设计概述：温度和湿度是在农业生产中常见的和基本的参数之一，它们会大幅度影响作物产量和品质,现代科学和技术在提高农业生产力方面发挥着重要作用，以确定温度和湿度，实时显示、储存和监测。国内生产，产品质量与节能。本次设计欲将单片机、传感器、计算机技术相结合设计出一套符合现代温室大棚的温湿度采集系统。该系统以单片机为第一基本点,并使用多个温度传感器和湿度传感器作为元件。该单芯片微型计算机与数字传感器连接到收集并存储该传感器的测量数据。该MCU(微控制单元)通过RS-232发送所收集的数据到计算机。计算机存储、记录由MCU为员工发送的数据进行浏览,记录和进行相关处理。在另一个地方,MCU需要实现监控系统的扩展,数据的实时显示和数据存储的功能。本文主要完成了以下几个方面:首先是设计概括出本系统大致方向，选择与本次系统相符合的传感器。，根据选择的传感器设计硬件与软件。其次是数据的采集：包括温度和湿度的数字控制、监测原则、监测计划和监测系统软件开发。本系统可以全面且及时的对温室环境中的温湿度进行采集与监测，并且还可以将以前的数据进行保存与记录，方便人们及时查看与数据对比，此外设计了显示模块，通过使用图形的方式更加直观显示参数，实现了智能化远程监测温湿度的思想。关键词:温室大棚单片机温湿度传感器DesignoftemperatureandhumidityacquisitionsystemingreenhousebasedonsingleChipMicrocomputerDesignoverview:temperatureandhumidityareoneofthecommonandbasicparametersinagriculturalproduction.Modernscienceandtechnologyplayanimportantroleinimprovingagriculturalproductivitytodeterminetemperatureandhumidity,real-timedisplay,storageandmonitoring.Domesticproduction,productqualityandenergysaving.Inthispaper,anewmoderntemperatureandhumidityacquisitionsystemforhardwareandsoftwaregreenhouseisdesignedbySCM,transducer,computertechnique.Thesystemtakessinglechipmicrocomputerasthefirstbasicpoint,andusesmultipletemperaturesensorsandhumiditysensorsasacquisitioncomponents.Thesinglechipmicrocomputerisconnectedtothedigitalsensortocollectandstorethemeasurementdataofthesensor.TheMCU(MicrocontrolUnit)sendsthecollecteddatatothecomputerviaRS-232.Computerstores,recordsthedatasentbyMCUforemployeesforbrowsing,recordingandrelatedprocessing.Inanotherplace,MCUneedstorealizetheexpansionofmonitoringsystem,thereal-timedisplayofdataandthefunctionofdatastorage.Thispapermainlycompletesthefollowingaspects:firstofall,thegeneraldirectionofthesystemissummarized,thesensorsconsistentwiththesystemareselected,andthehardwareandsoftwarearedesignedaccordingtotheselectedsensors.Secondly,datacollection:includingtemperatureandhumiditydigitalcontrol,monitoringprinciples,monitoringplanningandmonitoringsystemsoftwaredevelopment.Thesystemcancollectandmonitorthetemperatureandhumidityingreenhouseenvironmentinacomprehensiveandtimelymanner,andcanalsosaveandrecordthepreviousdata,whichisconvenientforpeopletoviewandcomparethedataintime.Inaddition,adisplaymoduleisdesigned.Byusinggraphicstodisplayparametersmoreintuitively,theintelligenceisrealized.Theideaofremotemonitoringtemperatureandhumidity.Keywords:greenhouse,singlechipmicrocomputer,temperatureandhumiditysensor,目录1引言..............................................................11.1大棚温湿度采集背景及意义........................................11.2大棚温湿度采集发展现状..........................................12硬件电路设计与实现................................................12.1总体设计........................................................12.2硬件介绍..........................................
