HOME AUTOMATION SYSTEM - Technical Journals Online
Contents
1. 6 Click on Hardware Control and Monitor button to monitor and control the devices attached at the server side 6 FEATURE PROPOSED WORK e The entire apparatus is mounted on a PCB Initially temperature transducer Relays and buzzers are used for testing the system operation IJAET Vol II Issue II April June 2011 129 132 E ISSN 0976 3945 e The high voltage high current diver ULN 2803 provides control for motors and Relay from Port 1 of AT 89C51 e The positive voltage from the sensor is connected to the ADC as an input e The ADC is Microcontroller The in turn connected to the Analog to Digital Converter collects the input values from channel and converts the same into a digital signal and are given as inputs to the micro controller e The digital signal from the ADC is received 89C51 controller It checks the temperature value for and processed using the micro upper limit using program in it e Timing is one important aspect when it comes to dealing with multiple IC s hence we use AT89CS51 and on board crystal oscillator for the timing sequences Internal Timer of e An external power source of 5V is supplied to the circuit e The PCB is interfaced with the system through a COM Port MAX 232 used for communication e The obtained sensor data is reached to the computer through the serial port and is trapped by the JAVA code using java Communication package used for the purpose of serial port2. communications e Back end of the system designed using Serialized object is used to receive the sensor data and store in the database of the system through particular time intervals e The front end of the system designed using JAVA and other java components contains a frame which shows the option buttons to view the obtained sensor data at the received time intervals These devices can be control and monitor though client as well as server side If the user is at client side then access key need to put for validation and then appliance control is allowed by server 7 EXPECTED RESULT Special features of the system allow end users to use a general purpose personal computer and network to carry out the control activities remotely High speed network can be used to reduce the delay time between the transitions of streams from client to server The system also provided feedback to the end users International Journal of Advanced Engineering Technology REFERENCES 1 2 3 4 5 6 A R Al Ali and M AL Rousan Java based home automation system IEEE Trans Consumer Electron vol 50 no 2 pp 498 504 May 2004 Brinkschulte U Krakowski C Kreuzinger J and Ungerer T A multithreaded Java microcontroller for thread oriented real timeevent handling International Conference on Parallel Architectures and Compilation Techniques 1999 Page s 34 39 Ximin ZHANG Jinding SUN and Lihu
3. International Journal of Advanced Engineering Technology E ISSN 0976 3945 Review Article HOME AUTOMATION SYSTEM Sajidullah S Khan Anuja Khoduskar Dr N A Koli Technical journals online com Address for Correspondence Prof Ram Meghe Institute of Technology amp Research Badnera Amravati Maharashtra INDIA Dr Panjabrao Deshmukh Polytechnic Amravati Maharashtra INDIA Sant Gadge Baba Amravati University Amravati Maharashtra INDIA E Mail sajidkhan362 yahoo com ABSTRACT This home automation system mainly focused on the design and implementation of a system that control various appliances at home The design is having Micro controller as its heart and this controller board is connected to the server at the home Various home appliances are connected to system board with the input output port Most of the sensors amp transducers such as temperature humidity pressure are analog For interfacing these sensors to micro controllers require to convert the analog output of these sensors to digital so that the controller can read it This system is scalable as new appliance can be added with small change in core system appliances can be controlled locally as well as remotely through network connection 1 INTRODUCTION With the fast development in the field of computer technology Home automation provides a more convenient amp elegant atmosphere for the family to compliment and match the lifestyle Every one i
4. a ZHOU Development of an Internet Home Automation System using java amp Dynamic DNS Services IEEE Computer Society Proceedings of the Sixth International Conference on Parallel and Distributed Computing Applications and Technologies 2005 pages 537 539 Van Der Weff M Gui X Xu W L A Mobile based home automation system second International Nov 2005 pp 40 Mahmoud shaker Nasr and Fahtha H A salem Azwai Friendly home automation system using cell phone and J2ME with feedback instant voice messages Consumer Electronics IEEE Transactions on Volume50 On page s 498 504 May2004 MCS 51 Microcontroller Family User s Manual from page 1 50 IJAET Vol II Issue II April June 2011 129 132 E ISSN 0976 3945
5. ardware interfacing f RxTx Serial Port Library is used to interface microcontroller g Oracle Microsoft access is used for database This system needs following Hardware as well as Software Components for its development 3 Hardware Components a Micro controller 89c51 It is used at the heart of the hardware which is a low CMOS 8 bit microcomputer with 4K bytes of Flash programmable power high performance and erasable read only memory 9 Port 0 is also configured the multiplexed low order address data bus during accesses to external program and data memory Port 0 also receives the code bytes during Flash programming and outputs the code bytes during program verification Port 1 is an 8 bit bi directional I O port Port 1 also receives the low order address bytes during Flash programming and program verification As it is used for connection to ULN for various high voltage device appliance control As inputs Port 2 emits the contents of the P2 Special Function Register Port 2 also receives the high order address bits and some control signals during Flash programming and verification Port 3 also serves the functions of various special features of the AT89C51 P3 0 RXD used for Serial Input Port and P3 1 TXD used as Serial Output Port Port 3 also receives some control signals such as RST VPP 5V de power XLAT1 XLAT 2 International Journal of Advanced Engineering Technology b ADC 0808 It is used to convert ana
6. log values from sensors to digital values that can be read by micro controller The sensors can be temperature or intrusion detection sensors etc The ADC used to convert analog signals from sensors to equivalent digital signals that could be interpret by the microcontroller The ADC0808 ADC0809 offers high speed high accuracy and repeatability and consumes minimal power c ULN2803 ULN2803 is the Darlington driver used to control 12V devices like Switches Buzzers etc Relays can be used to control 230V AC devices this hardware can also be used to provide feedback to the system via actuators or it can Relays Electromagnetic be used to control electrical devices using relays d ULN2803 MAX232 is used to interface micro controller with PC s Serial Port It converts PC 9 and 9 to micro controller side voltage levels 5 side voltage levels and 0 and vice versa It is used for communication between PC and hardware controller e Relay A relay is electrically operated switches which allow low power circuits to switch a relatively high Current Voltage ON OFF For a relay to operate a suitable pull in amp holding current should be passed through its coil Relay coils are designed to operate from a particular voltage often its 5V or 12V The function of relay driver circuit is to provide the necessary current to energize the relay coil when a LOGIC 1 is written on the PORT PIN thus turning ON the relay The relay is
7. n order to ensure solid code 2 As shown in Figure 2 The client submits his her requests it is passed to the Java application on server that communicates with the Controller board software to send the actual control signal to the controller board via the parallel port of the home server The controller system is responsible for taking care of ON OFF operation of each appliance User request Java Controller Appliances from lt gt Application lt gt of program gt at Home amp Browser on server Office Figure 2 Control and Management of Home Appliances 5 WORK FLOW 5 1 Steps to run Server Side Module 1 Open the server side module in Net Bean amp add JAR folder in libraries 2 Run the Module for getting welcome Window 3 Clicking on ok button user get Main Window displays 4 After getting the main window user can test the hardware by clicking on Hardware test button 5 For Activating the Hardware Monitor Request click on Activate Request Monitor in that we can activate all the hardware components like DC motor STEPPER motor etc 5 2 Steps to run the Client Side Module 1 Open the Client side module in Net Bean amp add JAR folder in libraries 2 Run the Module then user gets welcome Window 3 Clicking on ok button to get Main Window 4 Enter the Valid URL name amp Access key and verify the server connection 5 Click on Hardware Monitor button to see the status of device
8. n the family experiences the comfort of automation with added convenience through integrated control of scheduled common lifestyle activities performed everyday An automated home can provide security temperature lighting and audio control for comfort convenience and safety It creates reliable and coordinated controls to operate home devices automatically The computer network allowed development of the idea of an online control of various electrical appliances This system needs to enhance home and lifestyle with clever home automation that can easily monitor and control home devices it also provides safety of equipments which now operate precisely as per recommendations It gives Convenience and comfort as well as Cost and time saving by optimized operation for longer life As we know because of rapid development of new technologies such as Java the computer network has also started to serve as a medium that allows the monitoring control and interaction with machine and devices The computer network can be used in home automation which provides many features ranging from efficient use of energy to increased comfort greater safety and security 2 TOOLS REQUIRED a Java is used as Source Development Kit b NetBeans 5 5 is used as IDE c Tomcat Apache 5 5 is used as the server IJAET Vol II Issue I April June 2011 129 132 d Servlets communication are used for client server e JNI Java Native Interface is used for h
9. troller board via relays Figure shows the relay configuration for each device and figure shows the Controller board s communication with the home appliances Feedback circuit has been designed and implemented to indicate the device s actual status after it received the software command Once a command is sent to turn a device ON the feedback circuit senses the current and gives an output signal indicating that the device is ON Otherwise the device is not functioning and a message will pass informing the user that the command was not executed successfully It is the software that manages and controls the system operation Two separate applications are needed one running on server and the other is running on the controller board as shown in Fig The control application resides on the controller s memory and is written in the C language This application o communicates with the circuits connected to the home appliances Second is Java Java architecture provides a portable environment for Temp Sensors Figure 1 Architecture of System robust high performing development Embedded Controller Software Program Feedback Feedback International Journal of Advanced Engineering Technology Java also provides portability by compiling the byte codes for Java Virtual Machine which is then Interpreted on each platform by the runtime environment Java also provides stringent compile and runtime checking and automatic i
10. turned OFF by writing LOGIC 0 on the port pin In our system two relays are used for device control 4 PROPOSED WORK System Features Our system introduces the following features 1 Visual Menu of home appliances that user want to control through application software 2 The system allows the user to control On or off of home appliances and can be expanded with site change or without adding any component depending on the micro controller programming 3 Outside home Program indoor and outdoor lights to turn On and Off according to a schedule 4 Knowing the devices present state On or off at any time with a single click in software IJAET Vol II Issue II April June 2011 129 132 E ISSN 0976 3945 5 The system will communicate with user and gives information about device s state after lights turn On and then Off again a few moments later controlling on or off If it gets dark The core of the system consists of two hardware components the server at home and the micro controller board the server is having Java Application that enables the user to access the appliances through the network connection It also talks with the controller board The controller board based on 8 bit micro controller is used The controller board has digital input and output ports memory the controller board can be programmed using the high level interactive C language Home appliances are connected to the digital output of the con
Download Pdf Manuals
Related Search