radio frequency identification based smart security
Contents
1. ock Dia amp ram of When the frighten away unauthorized entries Anat Say from front door e homie alarm system only where keypad is Aane ing a suitable code for is created in LabVIEW alarm to work The code r Hen alarm is fixed To run the home alarm system in lab view the setup made as shown in Fig 7 we assume that a person can enter the home through front door the person will enter the code through keypad if the code is not matched with the fixed value of code then a written warning will be displayed then buzzer alarm will ring It is noted that after three seconds our system automatically clears the code which we enter earlier If the password entered is correct then the door opens B DAQ All Rights Reserved 2015 IJERECE 59 3 TFERP connecting engineers developing re and linear regulators 5 V can be used to power digital components such as logic devices The NI myDAQ is USB powered Hence it can be directly connected to the computer using a USB cable 8 C Hardware Implementation The systems can be implemented in hardware using sensors and interfacing circuits The communication between the computer system which has the LabVIEW software and the outer world is made possible using the data acquisition in LabVIEW The figure 9 shows the block diagram for the hardware implementation of temperature system Fan interfacing circuit Fig 9 Block Diagram of Hardware Implemeg tempera2. ACKNOWLEDGMENT The authors would like to express their sincere gratitude to Mr Binu C Pillai for his valuable guidance and encouragement throughout the project work They extend their heartfelt gratitude to Mr Mathew George Asst Professor Dept of ECE Amal Jyothi College of Engineering for his support in the work related to LabVIEW software They would also like to acknowledge the Department of Electronics and Communication Engineering Amal Jyothi College of Engineering Kottayam Kerala India REFERENCES 1 Dr Basil Hamed The Design and Implementation of Smart House Control Using LabVIEW Internation Journal of Soft Computing and Engineering IJSCE 2231 2307 vol 1 Issue 6 January 2012 2 Akshatha N Gowda Girljamba D L Shruthi S D Niveditha S Control4 using LabVIEW International Science and Innovative Technology 5967 vol 2 Issue GgeMagg2013 3 Dhiren TejanizuAdi Energy Coses Internatioy Ce Technologicyddae nil http s Ween Mig Wade fim house98 md en 5 Bit Rig Agi Mottiuddin Matt LabVIEW A Programming T 2001 6 LabVIEW User Manual Ag g 3 Edition National Instruments 7 http www Mi labview 8 NI myDAQ User GW RY nd Specifications December 2011 National Instruments anced niqu saieBocaweaton ess LLC All Rights Reserved 2015 IIERECE 61
3. Fig 4 Block Diagram of Of Inter iPP ighting AR All Rights Reserved 2015 IJERECE International Journal of Engineering Research in Electronics and Communication Engineering IJERECE Vol 1 Issue 5 April 2015 2 External Lighting System External lighting system depends on the reading of a sun cell A threshold value is set in the LabVIEW program If the output value of the sun cell is less than the threshold value it means that there is no sunlight Hence the light should be ON The start time and stop time of the system are set in the program and checked with the current time acquired from the computer system The system runs only if the current time is within the limits The system also has a manual switch to control the light Once the system verifies the timgit checks the sun cell value and also the status of thf f any one of them sun cell Fig 5 Block Dia Mm of External Lighting System Temperature System e main object in temperature system is the reading emperature value from LM35 temperature sensor Pins control a fan The main use of LM35 temperature sensor is that it 1s the easiest of all the temperature sensors because it 1s an integrated circuit that outputs a voltage proportional to the temperature in degree Celsius and the sensor itself takes care of non linear effects Fig 6 Block Diagram of Temperature System LM35 sensor is connected directly with DAQ Th
4. The smart home is divided into two parts Control system and Security system as shown in figure 3 All Rights Reserved 2015 IJERECE 57 on engineers developing research SMART HOME Control Security System System sht External T nternal Lighting M emperature Burglar Alarm Fig 3 Smart Home Control A LabVIEW Control The LabVIEW software controls the internal lighting external lighting burglar alarm and temperature systems in the house 1 Internal Lighting System e Smart home lighting system has many advantages e Lights in the house turn on automatically by sensing the human presence with one touch contr e Turn off all the lights with a single touch e Free from shock hazards e Power consumption will be less and reduction of cost 2 y The internal lighting system congi a PIR motion sensor and lamps which are confteef d to LabVIEW software program If a person ente vi house the system will make an automatic lighting in the house Lab VIEW will make 100 lamp lighting when it receives a movement signal from PIR motion sensor When the PIR motion sensor detects a motion it will send a signal but it will be for a specific little time of one second Then again the sensor checks for human presence If the output of sensor 1s true then the light stays ON else the light gets switched OFF after one second The lights can also be controlled using manual switch The system can be controlled using a switch
5. a threshold If gt turns ON and igure 10 shows Ermete spre fa ton Vew Pojet Opwete Tosh Vandee Help tepai dap y gan RS fat tere ey F53 PMI E E PM MITA IANG pm IJELL PM Sec ae Nae path ste Jasiogi gass Bi fonsinn _eE s pear Mires mohensercer Ph D a Fig 10 Front Panel of the Smart Home System CONCLUSION The main objective of the paper is to design a smart home that can control the home appliances and also to provide security The system comprises of internal and external lighting systems temperature system which includes a fire alarm system and burglar alarm system Hardware implementation of temperature system is done using NI myDAQ The system also can send warning messages as e mail to the user The system is highly scalable It can be extended by incorporating more types of subsystems like gas valve controller fire alarm system using smoke sensor etc A LabVIEW log in can be done to control the system from anywhere in the world Smart home provides fully automatic secured and energy efficient system The smart home technology provides totally different flexibility and All Rights Reserved 2015 IJERECE 60 ey IF E RP International Journal of Engineering Research in Electronics and Communication ft Pte Engineering IJERECE Vol 1 Issue 5 April 2015 functionality than the conventional installations and environmental control systems
6. International Journal of Engineering Research in Electronics and Communication Engineering IJERECE Vol 1 Issue 5 April 2015 3 FERP connecting engineers developing research Home Automation using Lab VIEW Rebecca Rajan Praveena Richu Jacob Priya Papechen Priya Antony Binu C Pillai MPIBISTYG Scholars Asst Professor Department of Electronics amp Communication Engineering Amal Jyothi College of Engineering Kanjirappally Kottayam Kerala India Abstract Home automation is an application of ubiquitous computing in which the home environment is monitored by ambient intelligence It leads to the concept of smart home Smart home is a house that uses information technology to monitor the environment control the electric appliances and communicates with the outer world with the help of data acquisition in LabVIEW software It has an intelligent control over the activities performed frequently in daily life to achieve mfortable and safety the home It is a trolling system also has internet complex technology at the same time it is developing The system has temperature mo internal and external lighting systems and burglar alarm system to ensure family security connection to monitor and control house equipments from anywhere in the world n send e mail The approach comprises of both hardware and software technologie yielding optimal utilization of smart home technology to ensure as many relevant for
7. any aspects of flexibility and control fo building administrators and daily living As the number of controllable appliances in the great comfort for the occu S home rises the ability of these devices to interconnect and communicate with each other digitally becomes a useful and With the development of new electronic technologiesand their integration with older traditional building technologies smart house is at last becoming a realpossibility Possibly the first home computer was an experimental system in 1966 The Smart House Project was initiated in the early 1980 s as a project of the National Research Center of the National Association of Home Builders NAHB with the cooperation of a collection of major industrial partners desirable feature The consolidation of control or monitoring signals from appliances fittings or basic services 1s an aim of home automation Smart house technology can interface basically using computer interface Smart house can also provide a remote interface to home appliances or the automation system itself via telephone line wireless transmission or the internet to provide control and monitoring via a smart phone or web browser 1 It can All Rights Reserved 2015 IJERECE 55 3 FERP connecting engineers developing research send warning messages as an e mail or SMS to the user The system can also be controlled from anywhere in the world This paper presents a smart home syst
8. completed in less time with fewer people involved So productivity is the key benefit but that is a broad and general statement LabVIEW is unique because it makes this wide variety of tools available in a International Journal of Engineering Research in Electronics and Communication Engineering IJERECE Vol 1 Issue 5 April 2015 single environment ensuring that compatibility is as simple as drawing wires between functions LabVIEW itself is a software development environment that contains numerous sete eS as shown in the figure 2 1 ia it LabVIEW Analysis and Hechter Technical Code Programming Libraries Models of to LabVIEW so ed as LabVIEW Bly tie together data tr A of data through the one node to the MA Wires connecting the output of a bf another LabVIEW contains a owertful Eg compiler that examines your block iagram and rectly generates efficient machine code a a atfie pada sia associated with V i at is no wires connecting them and automatically split your application into multiple threads that can run in parallel on multi core processors yielding significantly faster analysis and more responsive control compared to a single threaded sequential application 5 B Hardware Support LabVIEW Support for thousands of hardware devices including Scientific instruments Data acquisition devices Sensors Cameras Motors and actuators Fami
9. e system works only if there is human presence in the room that is the output of motion sensor should 58 BF IF E RP International Journal of Engineering Research in Electronics and Communication Engineering IJERECE Vol 1 Issue 5 April 2015 connecting engineers developing re be true LabVIEW reads the signal from LM35 sensor as NI myDAQ is a low cost portable data acquisition variable analog value The current temperature is compared DAQ device that uses NI LabVIEW based software with a threshold set in the LabVIEW program If the instruments allowing students to measure and analyze real current temperature is greater than the threshold value world signals NI myDAQ is ideal for exploring electronics here 25 C then the LabVIEW program sends an output and taking sensor measurements Combined with NI signal to the DAQ to switch ON the fan by generating a LabVIEW on the PC students can analyze and process signal If the temperature is less than the threshold value acquired signals and control simple processes anytime the fan remains OFF If the temperature is greater than anywhere The figure 8 shows the diagram of NI myDAQ 90 C then the fire alarm and message turns ON and also a 8 warning message is sent to the user as e mail The temperature variation is written into a text file and can be plotted on a graph or it can be displayed as an array 4 Burglar Alarm System The LabVIEW software based burglar alarm system wh
10. em that has two parts Security system and Control system The system has four subsystems For security burglar alarm system is provided For control three subsystems are provided They are Temperature control system Internal lighting system and External lighting system These four subsystems are connected to the LabVIEW software as the main controller for these systems Computer device that provided with LabVIEW software is the main controller unit for all systems in the house It receives data from house sensors process information and updates data for the difference systems and transmit controlling signal to house systems and switching output devices In addition LabVIEW make the ability to monitor the important operations in the system to the users in order to be informed of the changes in the system Users can also control the difference systems abilities and chose the best system that required Figure 1 shows the block diagram of the smart home designed in this paper SMART HOME Sensors and Indicators Control Panel LabVIEW Software E Control Il LABVIEW 7 Diagram NI LabVIEW ma is used for a wide variety of applications and industries LabVIEW is a highly productive development environment for creating custom applications that mteract with real world data or signals in fields such as science and engineering The net result of using a tool such as LabVIEW is that higher quality projects can be
11. fort When LabVIEW was first released G was the only way to define the functionality you needed Much has changed since then With LabVIEW you can now pick the most efficient approach to solve the problem at hand Examine the following considerations Graphical data flow is the default model of computation for LabVIEW State charts provide a higher level of abstraction for state based Simulation diagram modeling and analyzing dyg Formula Node pt in line with your G code atical formulas math oriented you can use to call Gs m you ng to solve er to use more is the perfect tool to M CONFIGURATION des With technological advances the control in smart house wOlve and include new and sophisticated methods on different control programs and systems In this per we use LabVIEW program to control the four subsystems Front Panel is user interface which has controls and indicators Block Diagram is program code which shows data travels on wires from controls through functions to indicators The major drawback for Lab VIEW not into application is its cost Thus presently Lab VIEW application are restricted to only high scale applications in industrial levels and yet to shift on the home level The advantage of Lab VIEW in home automation not only makes it easier to design but also increases the accuracy and speed of the system
12. ich acts as a security guard of the home The basic purpose of a home alarm system is to keep us and our family safe and keep our home safe from crime 4 20 Position Screw Terminal Connector 5 Audio Cable 6 DMM Banana Cable Fig 8 Diagram of NI o myDAQ put AI There are two analog input channels on goth These channels can be configured either as neral purpose high impedance differential voltage input ira 9 or audio input The analog inputs are multiplexed meaning N a single analog to digital converter ADC is used to sample B B e A both channels In general purpose mode you can measure C e AA und to up to 10 V signals r Analog output AO There are two analog output channels on NI myDAQ These channels can be configured as either general purpose voltage output or audio output Both channels have a dedicated digital to analog converter DAC so they can update simultaneously In general purpose mode you can generate up to 10 V signals Digital input output DIO There are eight DIO lines on NI myDAQ Each line is a Programmable Function Interface PFI meaning that it can be configured as a general purpose software timed digital input or output or it can act as a special function input or output for a digital counter Power supplies There are three power supplies available for use on NI myDAQ 15 V and 15 V can be used to power analog components such as operational amplifiers
13. liar programming model for all hardware devices Portable code that supports several deployment targets LabVIEW makes the process of integrating hardware much easier by using a consistent programming approach no matter what hardware you are using The same initialize configure read write close pattern 1s repeated for a wide variety of hardware devices data is always returned in a format compatible with the analysis and reporting functions and you are not forced to dig into instrument programming manuals to find low level message and register based communication protocols All Rights Reserved 2015 IJERECE 56 3 TFERP connecting engineers developing re unless you specifically need to LabVIEW has freely available drivers for thousands of NI and third party hardware 6 In the rare case that a LabVIEW driver does not already exist you have tools to create your own reuse a DLL or other driver not related to LabVIEW or use low level communication mechanisms to operate hardware without a driver C UI Components and Reporting Tools Interactive controls such as graphs gauges and tables to view your acquired data Tools to save data to file or databases or automatically generate reports Every LabVIEW block diagram also has an associated front panel which is the user interface of your application On the front panel you can place generic controls and indicators such as strings numbers and buttons or technical controls and i
14. ndicators such as graphs charts tables thermometers dials and scales All LabVIEW controls and indicators are designed for engineering use 7 Controls and indicators are customizable You can add them either from a palette of controls on the front panel or by right clicking on a data wire on the block diagram and selecting Create Control Create Indicator D Technology Abstraction e Harness emerging technologies S multi core CPUs and painful relearning and effort r ing technologi by quickly ad way that yo learn significant include how La multithreaded code for ex cuti or program FPGAs to gai peed and reliability of custom hardware chips g the LabVIEW user needing to learn the underlying details of multithreading or the hardware description languages typically required to use FPGAs The same applies to new OSs networking protocols and more tically generate multi core processors E Models of Computation Simulation syntax textual math state charts component level IP CLIP nodes DLL calls and other models are available for whenever G is not the most natural representation of the solution nd emba ed comp utin ifs ha t ties y uth vine to radie h approach International Journal of Engineering Research in Electronics and Communication Engineering IJERECE Vol 1 Issue 5 April 2015 Incorporate and reuse existing code and IP to minimize development ef
15. their needs Keywords Smart home LabVIEW Data Acquisition Card Automg Y ot a ay fid ouse 1S more I INTRODUCTION sti This done remote S approa cases simulating t rm forci ociety but is people seviskon and audition 4 mious works has been r controlling devices or in tt House itself and designing the main server gn and implementation of an off the elf Smart e remote control application has been l o sutply the computer applications and just in cases and web applications development The smart house technology is one realization of home automation feas using a specific set of technologies It is a house ation in our poi that has highly advanced automatic systems for lighting ome 2DE temperature control security control appliances and smart homes apa or a many other functions Coded signals are sent through is 7 to get the home s wiring to switches and outlets that are operation and control of WE devices In presented the coff ept _offmart home a application ti concern 4 TC a central room which accustomed b elf ertain sit to make the programmed to operate appliances and electronic devices in occupants feel comfortable and eo his smart home _ every part of the house A smart home appears intelligent control system provides yg NE as a great level of because its computer systems can monitor m
16. ture system sensing temperat integrated cireeit thy care of K a voltage Vcopdiiiic then the fan ag can generate as IV EXPERIMENTAL ANALYSIS The system consists of four subsystems and each subsystem is in the vi file format All the subsystems can be controlled in a single file using the sub VI concept of LabVIEW Otherwise all the subsystems can be made sequential and can be controlled in a single file When the control is switched ON the smart home system runs While the system is ON we are able to monitor the whole system The subsystems give the individual output corresponding to the International Journal of Engineering Research in Electronics and Communication Engineering IJERECE Vol 1 Issue 5 April 2015 inputs given and warning messages are generated For burglar alarm system an indicator is given to show that the door is opened when password entered is correct else alarm is turned ON with message wrong password For internal lighting system when a motion is sensed the light turns ON The light remains ON until the next millisecond multiple and again checks for the motion If there is no motion then the light turns OFF For external lighting system according to the reading of sun cell if there is no sunlight the light turns ON Manual controls are provided for both lighting systems For temperature system the sensor readings are given to the system through DAQ and turns ON fan if the temperatur han
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