Home Automation Application with voice commands using Arduino

International Research Journal of Engineering and Technology (IRJET) e ISSN: 2395 0056

Volume: 09 Issue: 05 | May 2022 www.irjet.net p ISSN: 2395 0072

Home Automation Application with voice commands using Arduino

Arpita Shelke, Pooja Kalasappanavar, Radhika Kotgire

1 ,2,3 Dept. of E&TC Engineering, Dr. D. Y. Patil Institute of technology, Maharashtra, India ***

Abstract- Sincethe utilizationof energyis expandingstep bystep, thereisan extraordinary need tostoptheabuse of energyaltogether.Homeautomationisoneofthebestwaysoftheutilizationofthisinnovationeverybodycanimprovetheir lifestyleatthehomes, iteraseshuman endeavorsandstress, energy efficient inthiswaymakea smarthome. Thishome mechanizationor innovationprogressismindblowinginprevioustimeandinthefuturetooitwilldevelopdramaticallyas their necessities, prerequisites, and advantages. Everybody wants to save their time and energy alongside this there are likewiseincapacitatedindividualsinhousesandtheycan'tmoveregularlyinthehomeforcontrollingmachines,soutilizinga homeautomationframeworkempowersthoseallindividualstocontrolalltheapparatuseseffectivelyandwithease.This papergivesthepragmaticmethodologyandexecutionofadependable,effectivelyopen,reasonable,minimizedandmodest. Homeautomationframeworkthatdependsonanandroidphone,homeappliancescanbecontrolledwithsimplyasingletouch ontheandroidportableapplication.

Key Words: Automationframework,ArduinoNANO,AndroidMobileApplicationControlled framework,BluetoothHC 05 controlled,programmablemechanization

1. INTRODUCTION

AutomationTechnologyhasnumeroususes,advantages,andapplicationsineveryfieldoflifesuchasindustrialautomation, Lightingcontrol,Aircraftautomation,automaticvehicles,Appliancecontrolandintegration,Securityandtrackingautomation technology.Theconsumptionsofenergyathomestendtoincreaseinproportionwithanincreaseofheavyhomeappliances likeairconditioning,refrigeratorsandheater.Homeautomationcangivemorequalityandeaseoflifeforeveryone. Home automationtechnologybecomesanenergyconsumptioncontrollerandaneasilyaccessiblesmarthometechnique..Thesystem designedisacombinationof smartphones and anembeddedsystemthatconsistsArduinoModule,aBluetoothdevice,and aRelaymodule.Thisresearchprovidesacheaper,efficient,effective,anduser friendlyinterfaceeasilyaccessiblesystemof homeautomation. The system can be easilyupdated with just simple changes thatensures reliability. . In general, home electricalappliancesstillusing the simpleman handlingcontrolsystem,thisproblemcanbeovercomebythedevelopmentof automaticandprogrammablecontrolsystem.This researchgivesanewsystemofhomeautomationbasedonArduinousing Bluetoothwirelesscommunication.ThisSimpleArduinobasedsystemiscostefficient,givesaccurate working, and gives userstocontrolallelectricaltypesofequipmentthroughaSmartphoneApplicationwithjustaclick.Thesystemprovidesan easyinterfacefortheusertooperateallhomeapplianceswithanapplicationorprogrammablecontrol. Throughthemobile application,onecansendsignalsofon/off easily.Onecansendsignalsinbothmodesswitchaswell asvoicecommands.The everdeveloping technologyin homeautomationisbecomingmorepopulardaybydayaspertheincreaseindemandand requirement.

1.1 System Description

Thesystemusedinthishomeautomationisasfollow; Figure1.Blockdiagram

International Research Journal of Engineering and Technology (IRJET) e ISSN: 2395 0056

Volume: 09 Issue: 05 | May 2022 www.irjet.net p ISSN: 2395 0072

AsweseefromthediagramtheArduinoplaysthemainfunctionofmicrocontrollerinthesystem.Arduinocontrolsthe mobileappandBluetoothmodule.TheArduinoNANOhoststheC++programmingScriptswhichprovidestheusertoaccess allhomeappliances.Theprogrammingscriptisthecoreofthissystemwhichcarriesakeyroleinprocessingallinstructions withtheArduinoNANOmodule.Anad hoccommunicationprotocolissetupbetweentwodevices,whichallowcontrolling thebehavioroftheArduinoandBTboard/module.WirelessserialcommunicationissupportedbytheArduinoNANOover Bluetooth[5].Overallthishomeautomationsystemconsistsofthefollowingmajorparts:

A. ARDUINONANO

TheArduinoNanoisasmall,complete,andbreadboard friendlyboardbasedontheATmega328(ArduinoNano3.x).Ithas moreorlessthesamefunctionalityoftheArduinoDuemilanove,butinadifferentpackage.ItlacksonlyaDCpowerjack,and workswithaMini BUSBcableinsteadofastandardone.

B. BLUETOOTH(HC 05)MODULE

Bluetooth(HC 05)ModuleThemediumbetweenthesystemandtheAndroidmobileappforcommunicationistheBluetooth. Itplaystheroleofthewirelessmediuminthesystem.ThisconnectstheArduinosignaltothemobileappasArduinohas programmingwithinit.Itworkswithinalimitedrange,butitsrangescanbeincreased.

C. RELAYMODULE

International Research Journal of Engineering and Technology (IRJET) e ISSN: 2395 0056

Volume: 09 Issue: 05 | May 2022 www.irjet.net p ISSN: 2395 0072

Relay Module As the block diagram shows the AC supply of all appliances is across the relay module with acts as an electricallyoperatedswitch.

D. ANDROIDMOBILEAPP

Amobileappisusedtooperateallappliances.Intheapp,justsimpletouchcanturntoswitchoff/onyourallappliancefrom anywhereinthehome.

1.2 SIMULATION METHODOLOGY

Figure2. Simulationmethodalogy

Insimulationdesign,allthemajorcomponentsareplacedsothattheworkingandprocessingofthesystemcanbeobserved before implementing the hardware. The result of the simulation design was up to the mark that system works with high accuracyandhighexecutionspeed.TheArduinoIDEcaneasilybedownloadedfromtheofficialwebsiteoftheArduino.Arduino asamicrocontrollerwhichisconnectedwithBluetoothmoduleHC 05forwirelesscommunication.Arduinoisalsoconnected totheloadswithhelpofrelaymodulesystemhasafour channel relay module and all the loadsareparallelconnected. Afteralltheconnectionstheprocessofthesimulationwasexecutedandfinally observed that the system id working accuratelyandcorrectlywithoutanyerrors.Theandroidapplicationreceivescommandintwowaysfirstlyclickingthebutton and secondly voice command. These commands are carried by the Bluetooth module toward the Arduino for further processing.

2. HARDWARE DESIGN

Figure3.HardwareDesign

Inahardwareimplementation,ArduinoNANOisplacedasamicrocontrollertocontrolthehardware.OntheNanoboard,22 pinsareassociatedwithinputandoutput.Inthat14pins(D0toD13)aretruedigitalIOpins,whichcanbeconfiguredasper

International Research Journal of Engineering and Technology (IRJET) e ISSN: 2395 0056

Volume: 09 Issue: 05 | May 2022 www.irjet.net p ISSN: 2395 0072

you application using pinMode(), digitalWrite() and digitalRead() functions. [6]. Arduino does not carry any wireless connectionwithinitthatiswhyweuseBluetoothmoduleHc 05forwirelesscommunication.Bluetoothdeviceisusedfor communicationbetweenSmartphoneapplicationandArduinoNANO.TherelayModuleiscontrolledbytheArduinowhich receivesthecommandfromtheSmartphoneapplication andprocessesthereceivedcommand.TherelayModuleisusedas electricalswitchesinthesystem.Oursystemhasfourrelaychannelsfordifferentloads.Thedesignofthehardwareofour sampledhomeautomationsystemisasfollows:

HardwaredesignHardwareimplementationconsistsofthefollowing:

• ArduinoNANO

• BluetoothModuleHC 05

• 4ChannelRelayModule(9V)

• Powersupply,Loads(wattsavers)andconnectionwires,etc

• 9vBatteryor9vadapter

• Jumperwires

MATHEMATICAL DESIGN

Settheorywasusedinthissystemforthemathematicalrepresentation[1].LetsupposethesystemisSS={O,I,U,E,S,send[], Received[]}Here;

S = Starting state of the system. I= Input command for the system. O= {01, 02, 03, 04}, 01= Operation for load one 02= Operationforloadtwo03=Operationforloadthree04=OperationforloadfourSend[]=Itisacommandsendingfunctionto Arduino.Forexample,InputcommandSend[I]Receive[]=Itisthecommandreceivingfunctionfromthemobile app.For example:ReceivingthecommandReceive[I].

E=State’sEnd[1].[1]

I. SOFTWARE DESIGN

ThesoftwarepartofthesystemisprogrammingonArduinoNANOandsecondisthedesigningoftheandroidmobile telephoneoperationforthesystem.Thesoftwarewhichwasusedinthissystemformakingcomeintoexistencethetelephone operationwasMittelephoneoperationinventor[1].

International Research Journal of Engineering and Technology (IRJET) e ISSN: 2395 0056

Volume: 09 Issue: 05 | May 2022 www.irjet.net p ISSN: 2395 0072

II. CODES OF ARDUINO NANO

TheprogrammingoftheArduinowhichactasthemicrocontrolleristheheartofthesystemwhichplaysavitalparttoact thesystemaccuratelyandwithsmallamountofsupport.codesoftheArduinoareonlydesignedatC++languageandwhich needthesystemaccordingtotheuserteaching[8].Thesecodesareonlydesignedforthissamplestartingplaceautomation system.ThesecodeshaveparticularlyusedpinsintheArduinowhichtheonlybeusedforthistypeofsamplesystem.The hardwareofthesystemisdesignedaccordingtothesecodes.Hereisthelinkofthecodesusedinthissamplesystem[8].

III. EXPERIMENT TEST

Basedontheoperationofmakingobservationsandworkguided,attempttolookattheoutcomeofthesystem.

Atanearlyage,thehomeappliancesbusinessmanagersweresuchascontrolledbyhandliketoturnon/offtheappliances onehastogototheswitchboard.Itisgoodfornormalpeoplebutanoldagepersonandthephysicallyputoutofnormal operationpersoncannotwayinit.So,thesystemenablestocontrolofallstartingplaceappliancesfromafaraway,widely differentareainnow.Nowwecanoperateourstartingplaceappliancesfromanywhereinthehomebutwithintherangeof theBluetoothpartofagreaterunit.Thiswayingivesachancetomakeseemunimportanttheusingupofenergy,user7'stime, andtakeinforalltooperateelectricalappliances.Thissystemisverysimple,nothardtouseanditisespeciallyselectedfor peoplewithoutatechnicalbackknowledge.Itisverysimple,nothardtousethehomeautomationsystemwhichmakesuser friendlyandactofmakingregulartosupport.Thissystemismuchbetterforscalabilityandabletomakereadyadjustments thanthebybusinessavailablestartingplaceautomationsystems.

Thesystemisverysimpleintheputtingintoeffectandalsofortheuser7'spointofview.Thecomplexpartofthesystemis verylowsothatallnon technicalpeopledonotdiscoverithardtousethetechnology.Forthehardwaresimplicity,short sendingwordServicewithlowpricefortake backandcontrolfromanyphonetomoveupanddowntheswitchstate.The processingtimeoftheneedisverylowwhichshowshighefficiency.Theworkingefficiencyofthesystemisveryhighbecause theneedaspergivenbytheuserisaccuratelydonebythesystem.Intheputtingintoeffectofthesystem,itisverycarefully observedtheefficiencyofthesystemthatwhentheneedisgivenfortheL0AD1thenitisonlyprocessedforload1andgiven accurateresultswith100%efficiency.Intheputtingintoeffect,themicrocontrollersayswithoutanydoubtthesystemwith highaccuracyintheworkingprocess.Bluetoothpartofagreaterunitwithalimitedrangemakescertainthehighexecution speedofthesystem.relaypartofagreaterunitwithloadconnectionsgiveselectricalopenswitchandsafetyintheformofany fault.

International Research Journal of Engineering and Technology (IRJET) e ISSN: 2395 0056

Volume: 09 Issue: 05 | May 2022 www.irjet.net p ISSN: 2395 0072

IV.RESULT AND DISCUSSION

Thissystemhasmanyadvantagesoverotherfamilylivingplaceautomationsystemsthatareitslowpriceanduser friendly interface,anotheristhenobeingcomplexofthesystem.Thissystemhasarangelimitbecauseof,inrelationtotheuseofa Bluetoothpartofagreaterunitwhichmakesitsaferandmorecomfortablefortheusertowayinthesystem.Manyotherwell dressedstartingplaceautomationtechnologieshascomplexconditionsandtheyareveryhighpriced,ofgreatvaluethussystem cameupwithnewtechnologysothatallpeoplecanmakeautomatictheirworksorduties.Inthissystem,insteadofusing advanced7technologiessuchaswi fi,IoT,andCloudasaBluetoothpartofagreaterunitisusedforcommunicationpurposeand integrating all other apparatuses in wireless mode. Bluetooth technology makes certain the quicker data transfer and its processing'smuchquickerthanothertechnology.

• WhentheusergivesthecommandtotheSmartphoneapp[6]theapplicationgivesthesignaltotheBluetoothdevicewhich isdirectlyconnectedwiththeArduinoboardSmartphoneapphasalltheGUIoptionsforallappliancesseparately.

• AfterreceivingthesignalfromtheSmartphoneapplicationBluetoothdevicesendthesignaltotheArduinoboardfor furtherprocessing,

• ThecontrollerinthissystemisArduinowhichcontrolsalltheappliances.BluetoothdevicesandtheRelayModule are connectedtotheArduinoNANO[4].TheRelay boardcommandfortheswitchingon/offtheappliancesisprocessedby ArduinoNANO.

• TheRelayboardactsastheopenswitch,itoperateson/off[3].TheMainsupplyofallhomeappliancesisconnected throughtherelayboard.

• MainwhileusergivesthecommandtoSmartphoneApplicationwhichistransferredtotheArduinothroughBluetooth Finally,Arduinocontrolsalltheappliancesbyprocessingthecommandandworkrelayaccordingly.

CONCLUSION

Thispaperpresentsacheap,secured,efficient,easilyaccessible,automaticallycontrolledsolutionforthehomeappliances Thissystemhasmanyfeaturesanditscostisalsoverylowcomparedto allothersystems.Itprovidessmartwork,energy consumptioncontrol,security,comfort,andeaseatthesametime.Inthispaper,theapproachwasnovelandhasachievedthe desiredtargettocontroltheapplianceswirelessly.Thesystemcanbeeasilymodifiedandupgradedwithdifferentfeaturesas pertheneedoftheuser.

Thisinterfacemakesthesystemaperfectchoiceforbotholdandnewhouses.Thefuturesystemwouldbemodifiedtoasystem remotelyviaIoTtechnologyandcloud.Wi FitechnologycanbeagoodreplacementforBluetoothtechnologytomaximizethe rangeandspeed.[3]ForthecontrolandmonitorvirtuallyalltheelectricaldevicesGSMtechnologywouldbeusedeasilyinthe systemwithasmallmodification.Thesystemcanbemadeadvancedbyusingdifferentsensorslikelightsensors(LDR),motion sensors (PIR sensor), and also various temperature sensors, based on the condition that provides toggling of devices

International Research Journal of Engineering and Technology (IRJET) e ISSN: 2395 0056 Volume: 09 Issue: 05 | May 2022 www.irjet.net p ISSN: 2395 0072

automatically.Byusingthesealltherewouldbemorecomfortableandenergysavedi.e.,turningofflightsifnotnecessaryand checkingthebrightnessrequiredbyLightsensorandthemotionsensorlikePIRsensorcanbeusedtoturnoff/onanyelectrical devicesautomaticallyandalsocanbeusedforthesecurity.Forthesafetyofhomeownersandagreatercontrolsystem,itcanbe easilyintegratedcloselywiththehome.

The software app which is installed in the android mobile is modified by implementing other features such as speech recognitionvoicecontrolandcanbemodifiedbyfingerprintaccesstotheappthatmakesthewholesystemmoresecureand advanced.Themajormodificationstepwouldextendthesystemtoalarge scaleenvironmentlikeindustries,factories,and offices.

ACKNOWLEDGMENT

WewouldliketothanktheDepartmentElectronicandtelecommunicationEngineering,Dr.D.Y.PatilInstituteof Technology, forhisindispensablesupport.

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