IRJET-Smart Phone Based Robot for Domestic Purpose using Bluetooth

International Research Journal of Engineering and Technology (IRJET) e-ISSN: 2395-0056
Volume: 05 Issue: 01 | Jan-2018 www.irjet.net p-ISSN: 2395-0072
© 2018, IRJET | Impact Factor value: 6.171 | ISO 9001:2008 Certified Journal | Page 694
Smart Phone Based Robot for Domestic purpose using Bluetooth.
Piyush S. Shrungare1, Amit A. Bokde2, Narayan U. Kashte3, Shubham S. Raut 4
1,2,3,4 Dept. of Electronics and Telecommunication Engineering,
Prof Ram Meghe college of Engineering and Management, Badnera-Amravati, Maharashtra, India
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Abstract - Robot is a reprogrammable, multifunctional
gadget which is basically intended to do work like human, for
example, pick and place, stacking and emptying, observation,
social insurance, modern, aviation application. Robots can
perform hazardous and precise work to build the profitability
as they can work 24 hours without rest. This paper manages
the outline and control of robotized vehicle write robot which
can move wanted way and catches pictures and recordings of
required area. An android application has created and a
Bluetooth correspondence is made withrobotwhichinterfaces
with raspberry pi 3 to control its speed and course. Point of
this work is to plan and control the movement of robot
utilizing Bluetooth gadget of an Android telephone.
Key Words: Bluetooth device, RaspberryPi3,DcMotor,
Smart Phone, Camera, GUI etc.
1. INTRODUCTION:
A robot is an electromechanical machinethatiscontrolledby
PC program to perform different operations. Modern robots
have intended to decrease human exertion and time to
enhance profitability and to diminish fabricating cost.Today
human-machine collaboration is moving farfrommouseand
pen and ending up significantly more inescapable and
considerably more good with the physical world. Android
application can control the robot movement from a long
separation utilizing Bluetooth correspondence to interface
controller and android Raspberry Pi 3 is interfaced with
Bluetooth module. According to the summons got from
android application the robot movement can be controlled.
The yield movement of an automated vehicle is precise and
repeatable. Pick and Place robots can be reprogrammable
and device can be exchanged to accommodate different
applications. The motivation behind this work is to outline
and actualize an Android Controlled Bluetooth Robot which
is utilized for Surveillance, home robotization, wheelchairs,
military and prisoners Rescue applications.
2. LITERATURE REVIEW
A. Conventional Wireless Robotics:
In customary mechanical autonomy, the controlling and
operation of robots is generally done by utilizing RF [Radio
Frequency] circuits. These circuits are broadly utilized for
control and working applications and are additionally
dependable over a little range. The RF circuits comprise of
transmitter and recipient which are autonomous of each
other. All the control flags and charges are sent by means of
remote medium in the middle of transmitter and collector
B. Bluetooth:
Remote innovations, for example,Bluetoothgivethecapacity
to reinforce the neighborhood remote system. Bluetooth
innovation was made by Ericsson in 1994 and is utilized to
supplant the links in the workplace, in research centersor at
home. Bluetooth gadget worked in the scope of 10 meters.
Bluetooth gadget can relevant for voice and information
recordings and pictures transmission and gathering.
Favorable circumstancesofBluetooth havelowexpensesand
low power and nature can be indicatedpartsofBluetoothhas
been included into different sorts ofcell phones, forexample,
cell phones, PDAs and different remote set.
3. HARDWARE REQUIREMENTS
3.1 Raspberry pi 3
Fig-1: Raspberry Pi 3
This is the brain of robot loaded by a program written in
Python language to do the required functioning and is
interfaced with Bluetoothmodule.The motordriverareused
to make the system work as we want.
3.2 Dc Motor
Fig -2: Dc Motor
Relatively every mechanical development that we see
around us is refined by an electric motor. Motors take an

electrical vitality and deliver mechanical vitality. Electric
motor is utilized to control several gadgets we use inregular
daily existence. HC - 05 Bluetooth module. D.C. motor is
controlled by DC voltages and moves in forward, in reverse,
left and right, heading as per the extremity of voltage
connected. For the most part all mechanical development
which robot performsis refined by an electricmotor.Electric
machines are methods for changing over vitality into
mechanical vitality. Electric motor is utilized to control
gadgets. A case of little motor applications, for example,
motors utilized as a part of cars, robot, hand control devices
and nourishment blenders. Smaller scale machines are
electric machines with parts the span of red platelets and
find numerous applications in prescription.
3.3 Dc Motor driver Ic
Raspberry pi 3 can't supply the current required to run DC
engine. So fulfill this necessity IC's are utilized to drive the
engine. The L293 and L293D are fourfold high current half –
H drivers. The L293D gives bidirectional drivestreamsofup
to 1A at voltage from 4.5V to 36V. The L293D is intended to
give bidirectional drive streams of up to 600-MA at voltages
from 4.5V to 36V. The two gadgets are intended to drive
inductive loads, for example, transfers, solenoids, dc and
bipolar venturing engines, and other high current/high
voltage stacks in positive-supply applications.OntheL293D,
outer rapid yield cinch diodes ought to be utilized for
inductive transient concealment. A Vcc1 terminal, isolate
from Vcc2, is accommodated the rationale contributions to
limit gadget control scattering. The L293 and L293D are
described for operation from 0ↄC to 700C.
3.4 HC-05 Bluetooth modem
Fig. 3-: HC -05 Bluetooth module.
This module is equipped for speaking with pc, cell phone or
some other Bluetooth empowered gadget. It is interfaced
with the Raspberry pi 3. Bluetooth is a remote
correspondences convention running at 2.4 GHz, with client
server design, appropriate for framing individual territory
systems. Bluetooth is a greatly basic componentintendedfor
low power gadgets. Bluetooth is an institutionalizedelement
or detail that is accessible in all Smartphone running on
android, workstations and PCs. It is extremely helpful as it
can be effortlessly fitted with a module to permit Bluetooth
correspondence. Bluetooth is the main fitting interchanges
convention that has no dread of getting the recurrence
obstructions since it utilizes the MAC Address of the gadget
i.e. Bluetooth permits the availability between two gadgets
utilizing their MAC Address.
HC-05 module appeared in Figure-3 is a simple to utilize
Bluetooth SPP (Serial Port Protocol) module, intended for
straightforward remote serial association setup. Serial port
Bluetooth module is completely qualified Bluetooth
V2.0+EDR (Enhanced Data Rate) 3Mbps Modulation with
finish 2.4GHz radio handset and baseband. It utilizes CSR
Blue core 04-External single chip Bluetooth frameworkwith
CMOS innovation and with AFH (Adaptive Frequency
Hopping Feature). HC-05 module deal with 3.0V low power
operation and 3.0 to 4.2V I/O controls. It has coordinated
radio wire, edge connector and UART interface with
programmable baud rate. HC-05 module has default Baud
rate: 38400, Data bits:8, Stop bit 1,Parity: No equality and
bolstered baud rates are 9600, 19200, 38400, 57600,
115200, 230400, 460800.
4.Sensors
4.1. Temperature Sensor (LM35):
The LM35 is a coordinated circuit temperature sensor. Yield
voltage of LM35 is directly corresponding to the Celsius
temperature. The upside of LM35 over straight temperature
sensors adjusted in ° Kelvin, there isno compellingreasonto
subtract a consistent voltage from its yield to get
advantageous(Centigrade) Celsius scaling. Thetemperature
sensor (LM35) needn't bother with any outside calibrator
unit or trimming to give ordinary correctness’s of ±1⁄4°C at
room temperature and ±3⁄4°C over a full −55 to +150°C
temperature go. The cost of LM35 is low and it is very much
adjusted.
4.2. Smoke Sensor (MQ-2):
MQ - 2 is an ignitable gasand smoke sensor, use to recognize
the centralizations of flammable gas or smoke noticeable all
around and yields its perusing as a simple voltage.
4.3. LPG Gas Sensor (MQ-6):
MQ-6 is a gas sensor use to identify condensed oil gas(LPG).
It additionally identifies propane and butane fixations
noticeable all around. The scope of gas fixations noticeable
all around are identified by MQ-6 is from 200 to 10000ppm.
High affectability and quick reaction time arethefocalpoints
of MQ-6. The yield of sensor is a simple protection. It is a
basic circuit; it requires control the warmer curl with 5V,
including a heap protection in it, and at that point associate
the yield to an ADC.
4.4. Vicinity Sensors:
With no physical contact closeness sensor can recognize the
nearness of close-by objects. A closeness sensor as often as
possible outsends an electromagnetic field or a light
emission radiation, and sitting tight for changes in the field

or the flag which is return by sensor. The objectiveofvicinity
sensor is a protest, which is distinguished from predefined
run. “Ostensible territory" is characterized as the most
extreme remove that the sensor can distinguish. Vicinity
sensors are solid and their practical life is long a directresult
of the no mechanical parts are utilize and no physicalcontact
amongst sensor and the detected protest.
5. SYSTEM DESIGN AND ARCHITECTURE
Fig. 4-Block Diagram of proposed System
A robot can be controlled using BluetoothmoduleHC-05and
Raspberry Pi 3 with android Smartphone device. The
controlling devices of the whole system area Raspberry Pi3.
Bluetooth module, DC motors are interfaced to the
Raspberry Pi 3.
The data receive by the Bluetooth module from android
smart phone is fed input to the controller.Thecontrolleracts
accordingly on the DC motor of the robot. The robot can
move to move in all the four directions using the android
phone. The direction of the robot is indicators using LED
indicators of the Robot system. In achieving the task the
controller is loaded with program written using Python
Languages.
6. SOFTWARE DESIGN
Fig -5: Flow Chart
6.1 Algorithm:
1) Switch ON the Bluetooth gadget and ON the energy of
Bluetooth collector.
2) Pair the HC-05 module with the android telephone.Enter
the secret key for the matching gadget.
3) For interfacing the gadget tap on the "Associate" choice.
4) UP ARROW is for the forward heading of the robot to
move the robot.
5) DOWN ARROW is for the descending course of the robot.
6) RIGHT and LEFT headings operations performed by the
two side keys.
7) For the STOP operation Center catch is utilized.
8) Disconnecting the gadget with HC - 05 module and push
on the DISCONNECT catch.
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7. ANDROID APPLICATION
Fig-6: App Inventor Designer
Android is an extremely recognizable word on the planet
today. A large number of gadgets are running the Google
Android OS and millions are being created day by day.
Google has made the Android advancement stage open to
everybody around the globe, so there are a large number of
engineers. Albeit a few designers simply concentrate on
building the applications or amusements for the android
gadgets, there are various potential outcomes also.
Application Inventor for Android is an application initially
gave by Google, and now kept up by the Massachusetts
Institute of Technology (MIT). It permits anybody
comfortable with PC programming to make programming
applications for the Android working framework (OS). It
utilizes a graphical interface, fundamentally the same as
Scratch and the Star Logo TNG client interface, that enables

clients to move visual items to make an application that can
keep running on the Android framework, which keeps
running on numerous cell phones.
The primary period of use configuration experiences App
Inventor Designer. Originator is open through the website
page and every one of the elements for the application are
accessible on the left half of the window. The fixings
incorporate components like a screen for the application,
catches for tapping, content boxes, pictures, names,
liveliness and some more. The correct side of the creator
enables clients to see the screen and parts added to the
screen. Also, the properties area of the window enables
clients to adjust the properties of parts.
In this applications advancement the App Inventor gives a
flexible chance to build up a modified application begins
with set up a Bluetooth association via looking through the
accessible Bluetooth gadgets and make combine with them.
For Robotic Movement appoint a Character for every
operation, for example, Forward – „U", Backward–„D‟,Left–
„L‟ and Right – „R‟. These characters were transmitted to
8051 microcontrollersUART module by means of Bluetooth
Device HC-06 which can transmits the character in
9600baud. The App Inventor has an element to test the
operation utilizing Emulator
8. OPERATION OF THE SYSTEM
The task is intended to control an automatedvehicleutilizing
an android application. Bluetooth gadget is interfaced to the
control unit on the robot for detecting the signs transmitted
by the android application. This information is passed on to
the control unit which moves the robot as wanted. A
Raspberry pi 3 is utilized as a part of this task as control
gadget. Remote operation is accomplished by any
PDA/Tablet and so on., with Android OS, upon a GUI
(Graphical User Interface) based touch screen operation.
Transmitting end utilizes an android application gadget
remote through which summons are transmitted. At the
recipient end, these charges are utilized for controlling the
robot every which way, for example, forward, in reverseand
left or right and catches the video and transmits to TV
through RF flag
At the less than desirable end the development is
accomplished by two engines that are interfaced to the
Raspberry pi 3. Serial correspondenceinformationsentfrom
the android application is gotten by a Bluetooth beneficiary
interfaced to the Raspberry pi 3. The program on the
Raspberry pi 3 alludes to the serial information to create
individual yield in light of the info information to work the
engines through an engine driver IC. The engines are
interfaced to the control unit through engine driver IC.
9. CONCLUSIONS
The working arrangement of advanced mobile phone is
android which can create successful remote control
program. In the meantime, this program utilizes blue-tooth
association with speak with robot. It has demonstrated to
take into account important two-path correspondence
between the Android telephone and the robot which would
permit a non-master to communicate with and modify the
usefulness of a framework which utilizes ATmega328
controller, a solitary board smaller scalecontrollerproposed
to make the utilization of intuitivearticlesorsituationsmore
available. The reconnaissance isdependably has beenavery
delicate undertaking. What'smore, itincorporatessuchhuge
numbers of dangers. So it's smarter to utilize robot for this
activity rather than individuals. What's more, on the off
chance that you can control the robots with proficiency and
exactness then you can promise yourself with great
outcomes and achievement. This framework is a decent
advance for secure reconnaissance utilizing robots. Remote
control is a standout amongst the most essential
fundamental requirements for every one of the general
population everywhere throughout the world. Be that as it
may, shockingly the innovation isn't completely used
because of an immense measure of information and
correspondence overheads. For the most part a significant
number of the remote controlled robots utilize RF modules.
In any case, our venture for automated control make
utilization of Android cell phone which is extremely modest
and effortlessly accessible. The accessible control summons
are more than RF modules. For this reason, the android
versatile client needs to introduce a planned application on
her/his portable.
10. REFERENCES
[1] Rahul Kumar, Ushapreethi, Pravin R. Kubade,
Hrushikesh B. Kulkarni, “Android Phone controlled
Bluetooth Robot”, International Research Journal of
Engineering and Technology.
[2] M.Selvam”Smart Phone Based Robotic Control For
Surveillance Application”, International Journal of
Research in Engineering and Technology.
[3] Prof-Zadbuke Ashwini, Miss-Amruta Khot, Miss-Kharat
Sandhya, Miss-supriya shelar, Miss –khomane shital,”
Educational Bluetooth quizzing application for Android
phone based on Raspberry pi”, International Journal of
Recent Trends in Engineering & Research.
[4] Ms. S.D. Mulla, Ms. A.S. Mali, Ms. S.T. Shibe, Asst. Prof.
S.S.Joshi.” Android ApplicationControlledRemoteRobot
Operation”, International Journal for ScientificResearch
& Development.
[5] Vrushali K. Jadhav, Prof. R. G. Dabhade,” Smart Home
System Using Service Robot and Wireless Sensor
Network”, International ResearchJournalofEngineering
and Technology.
[6] Dr. Shantanu K. Dixit, Mr. S. B. Dhayagonde,” Design and
Implementation of e-Surveillance Robot for Video
Monitoring and Living Body Detection”, International
Journal of Scientific and Research.
[7] Surbhi Verma,” Android App Controlled Bluetooth
Robot”, International Journalof Computer Applications.

IRJET-Smart Phone Based Robot for Domestic Purpose using Bluetooth

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IRJET-Smart Phone Based Robot for Domestic Purpose using Bluetooth