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Robo Begin

Jul 07, 2018

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    Robo-IR  IR Sensor based

    Robotics Workshop

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    Innodust Pvt Ltd is a leading

    Robotics and Embedded System

    company in India.

    Oered Services !-

    • Workshop

    "raining • #inal $ear Pro%ects

    Who We are&

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    Robo-'egin Robo-'egin is the starting o(

    Robotics. We )ill make some basic robots in this Robo-'egin Workshop

    )ith the help o( IR Sensor.  #eatures!-

    • Purely *utonomous Robots

    +ontrolled through IR Sensors • ,icrocontroller 'ased Robots

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    What is Robotics&   Robotics is the branch o( science

    )hich deals )ith the study o( design construction operation and

    application o( robots.

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    La)s O( Robotics

      *simovs "hree La)s o( Robotics

    Robots must never harm humanbeings.

    • Robots must (ollo) instructions (rom human )ithout violating rule /.

    • Robots must protect themselves )ithout violating the other rules.

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    What is a Robot&  * robot is a reprogrammable

    multi(unctional manipulator designed to move material parts

    tools or speciali0ed devices through variable programmed motions (or the per(ormance o( a variety o( tasks.

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    "ypes O( Robots

    • ,anual Robot - ,anual Robot is the one in )hich the human controls the robot using s)itches.

    *utonomous Robot2 *utonomous robot is the one )hich is controlled by various sensors and other input devices.

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    Parts o( Robot

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    'asic Electronics

    • +urrent

    • 3oltage

    • Ohm4s La)

    • Resistors

    • +apacitors

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    • 5umber System

    • Logic Levels

    • Logic 3alues

    • Logic gates

    6igital Electronics

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    • * sensor is a device that detects and responds to some type o( input (rom the physical environment.

    • "he speci7c input could be light heat motion moisture pressure or any one o( a great number o( other environmental phenomena.

    •   "he output is generally a electrical signal.

    • E8ample- "emperature sensor IR

    Sensoretc.

    Sensors

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    IR Sensor

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    Working 6iagram

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    IR Sensor

      IR Sensor employs an IR source 9 IR detectors :transmitter 9 receiver;. "hey operate by transmitting energy

    (rom either a light emitting diode :LE6; or a laser diode. * photodiode is used as an active IR detector.

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    "emperature Sensor

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    ,icrocontroller

    • * microcontroller is a small and lo)- cost computer built (or the purpose o( dealing )ith speci7c tasks.

    • It is called brain o( the mechatronics system.

    • * microcontroller usually comprises o( a +P

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    *"mega/> ,icrocontroller

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    Pinouts o( *"mega/>

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    *"mega/> ,icrocontroller

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    #eatures o( *"mega/>

    • />?' o( #lash memory

    • /?' o( SR*,

    • @/A 'ytes o( EEPRO,

    • B-+hannel /C-bit *6+

    • ")o B-bit "imers=+ounters

    • One />-bit "imer=+ounter

    • D PW, +hannels • .[email protected] Working 3oltage

    • / ,h0-/> ,h0 Working #reFuency

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    I=O Ports o( *"mega/>

    • *"mega/> have A general purpose digital I=O pins.

    • 6ivided into (our groups called

    Ports-POR"* POR"' POR"+ 9 POR"6.

    • +orresponding to each port  Registers are assigned (or controlling its (unction.

    • "hese three registers are- 66R POR" 9 PI5 Registers

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    I=O Port Registers

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    5aming o( Registers

    • Registers 5ames- 66RG POR"G 9 PI5G )here G- * ' + 9 6

    • E8ample- 66R* POR"* and PI5* (or

    port* • 'its 5ames- 66Gn POR"Gn or PGn 9

    PI5Gn )here )here G- * ' + 9 6 and n- C to H.

    • E8ample- 66*C POR"*C or P*C 9 PI5*C (or Cth  bit o( all three registers o( port*.

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    66R Register

    I( 66Gn  C - Input Port

      / - Output Port

    E8ample!-

    I( 66*C  C - P*C is declared as Input Port

      / - P*C is declared as Output Port

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    66R Register

    *"mega/> 66*C/

    6irection o( 6ata Out)ard

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    66R Register

    *"mega/> 66*CC

    6irection o( 6ata In)ard

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    POR" Register

    When the Port is declared Output

    I( POR"Gn or PGn  C - Output Lo)   / - Output Jigh

    E8ample!-

    I( POR"*C  C - P*C is has Lo) value

      / - P*C is has Jigh value

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    POR" Register

    *"mega/>

    POR"*C or P*C/

    LE6 is O5

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    PI5 Register

    *"mega/>

    PI5*C/

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    PI5 Register

    *"mega/>

    PI5*CC

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    LE6 'linking )ith *"mega/>

    Kincludeavr=io.hM

    Kde7ne #N+P

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    *3R "rainer 'oard

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    IR Sensor

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    ,otor 6river

      L293D is a dual H-bridge motor driver integrated circuit (IC). Motor drivers act as current amli!ers

    since t"e# ta$e a lo%-current control signal and rovide a "ig"er-current signal. &"is "ig"er current signal is used to drive t"e motors.

      &"e main 'eature o' t"is IC is it can control t%o motors in t%o directions simultaneousl#.

    http://www.engineersgarage.com/electronic-circuits/h-bridge-motor-control http://www.engineersgarage.com/electronic-circuits/h-bridge-motor-control

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    LA6

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    WOR?I5 O# LA6

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    M*I+,  /0& 

    • IR SE5SO R

    • ?E$P*6 • ,O'ILE • 6",# • P+ • WIRELE

    SS •

    • ,I+RO+ O5"ROL LER

    • *3R • PI+ • *R, • [email protected]/ • *6R

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     "J*5?S

    #OR ,ORE