wireless controller
DESCRIPTION
WIRELESS CONTROLLER. m. -VEHICLE. TO CARRY. WEBCAM. Done by : E. Nandakumar Done in : Electronic system division, BHEL, BANGANLORE. Xternal Guide : Mr.Joseph Ananda kumar sr.eng,boiler control dept., - PowerPoint PPT PresentationTRANSCRIPT
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NANDHA 1
Done by : E. NandakumarDone in : Electronic system division,
BHEL, BANGANLORE.Xternal Guide : Mr.Joseph Ananda kumar
sr.eng,boiler control dept.,Internal Giude: Mr.s.ackvinos antony durai
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NANDHA 2
OBJECTIVE
REMOTE SENGING OF PROHIBITED AREA
EARTH QUAKE. MINES.
DEMO FOR UNMANNED VEHICLE.
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NANDHA 3
INTRODUCTION
PREVIEW ON INACCESSIABLE AREA, SO THAT RESCUING OPERATION CAN BE PRECISELY.TELE-VISUALIZED PREVIEW
GUARDED
UNGUARDED
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NANDHA 4
PC CPU
TONE GENERATOR FM-TX
COMMANDER SECTION
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NANDHA 5
PC CPU
TONE GENERATOR FM-TX
COMMANDER SECTION*** ** ** ** ** * * ** * * ** ** ** **
D7D6D5D4D3D2D1D0
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NANDHA 6
PC CPU
TONE GENERATOR FM-TX
COMMANDER SECTION
Tone generator
D7(C1)D6(C2)D5(C3)D4(C4)D3(R1)D2(R2)D1(R3)D0(R4)
+5v
3.5Mhz
GND
1 15 7
8
16
6
3
5
4
914
13
12
11
1 2 3 A
4 5 6 B
7 8 9 C
* 0 # D
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NANDHA 7
TONE DECODERFM-RX
RECEIVER SECTION
c
DRIVER
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NANDHA 8
TONE DECODER
FM-RX
RECEIVER SECTION
c
DRIVER
TONEDECODER
STDD0D1D2D3
101817 16
1511121314
5 6 9
14
2
7
8
+5V
3.5Mhz
.01f
300K
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NANDHA 9
H/W PARTS PC-llel PORT-DB25 PIN CONNECTOR. DTMF TONE GENERTOR-5089. DTMF TONE DECODER-MT8870. MICRO CONTROLLER-ATMEL 89C51. DRIVER ULN2803. STEPPER MOTOR.
S/W PARTS “C” LANGUAGE. ASSEMBLE LANGUAGE.
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NANDHA 10
S/w ‘c’ language
START
INIT C
RDKBD C=ASCII
IFC==DATA1
RIGHT ROTATE VALUE OUTTED
IFC==DATA2
LEFT ROTETA VALUE OUTTED
A
A
NO
S
NO
S
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NANDHA 11
S/w ASSEMBLE language
START
INIT REG
GET PORT3
IFA==DATA1
MOTOR ROTATE RIGHT
IFA==DATA2
MOTOR ROTATE LEFT
A
A
NO
NO
S
S
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NANDHA 12
MECH IDEAS
BACK WHEEL
FRONT WHEEL
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NANDHA 13
PCB Layout
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NANDHA 14
RESULT & DISCUSSION
Switch keying method.
This is one of the easiest way in llel
wireless comm.
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