測試代碼及使用手冊

傳感器內(nèi)置穩(wěn)壓，支持3.3~5.5V寬電壓工作環(huán)境，這意味著即使在3.3V的Arduino主控板上，它也能正常工作。標(biāo)志DFRobot-Gravity接口保證了接口的兼容性，可以直GavityIO擴展板相連接。樹莓派之類的微型PC，只需要外接一個ADC（模擬信號轉(zhuǎn)數(shù)字信號）轉(zhuǎn)換模塊就產(chǎn)品工作電壓3.3~5.5輸出電壓:0~3.0接口PH2.0-尺寸:98x23mm使用準(zhǔn)準(zhǔn)UNO控制板土壤濕度傳感器PH2.0-3P接線ArduinoIDE接接線校校準(zhǔn)代燒入校準(zhǔn)代碼至Arduino主控打開串口監(jiān)視助voidvoidsetup()Serial.begin(9600);//openserialport,setthebaudrateto9600}voidloop(){intval;val= ogRead(0);//connectsensorto og0Serial.print(val);//printthevaluetoserial}校校準(zhǔn)步打開串口監(jiān)視器，將波特率根據(jù)程序設(shè)置為9600。此時讀到的模擬100%濕度。（輸出數(shù)據(jù)與濕度成反比，在水中的輸出量最?。┎迦肷疃戎凶x520，水中讀數(shù)為260，這樣就可以分為（520,430],(430,350],(350,260]這三個區(qū)間分別ThisexamplereadsCapacitiveSoilMoistureCreated2015-10-ByberinieChen>GNULesserGeneralPublicSee >forAllabovemustbeincludedinany/***********NoticeandTroubleshooting***************1.ConnectionandDiagramcanbefoundhere2.ThiscodeistestedonArduinoconstintAirValue=520;//youneedtochangethisvaluethatyouhadrecordedintheairconstintWaterValue=260;//youneedtochangethisvaluethatyouhadrecordedinthewaterintintervals=(AirValue-WaterValue)/3;intsoilMoistureValue=0;voidsetup()Serial.begin(9600);//openserialport,setthebaudrateto9600}voidloop()soilMoistureValue= ogRead(A0);//putSensorinsertintosoilif(soilMoistureValue>WaterValue&&soilMoistureValue<(WaterValue+{Serial.println("Very}elseif(soilMoistureValue>(WaterValue+intervals)&&soilMoistureValue<(AirValue-intervals)){}elseif(soilMoistureValue<AirValue&&soilMoistureValue>(AirVal