Handyman pdr
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Transcript of Handyman pdr

Blake Davis: Electrical EngineeringLuke Haberkern: Electrical and Computer EngineeringBrian Hacsi: Electrical and Computer EngineeringChris Kircher: Electrical and Computer Engineering

Project OverviewGlove capable of
encoding hand motions into generic instructions
Vehicle with controllable camera that can travel via Bluetooth communication using instructions from glove

Purpose of the Glove

Purpose of the Vehicle
Fully controllable vehicle using Bluetooth inputs to specify and direct speed, direction and a camera.
Simple obstacle avoidance

System Block Diagram
MSP430 Microcontroll
er
PWM Motor Controllers
PWM Camera Controllers
IR Obstacle Avoidance
Accelerometers Flex Sensors Force Sensors
MSP430 Microcontroll
er
Bluetooth Module
Video Feed
Host Computer
Bluetooth Module
GlovesVehicle

Real World Applications

The Glove

Block Diagram

AccelerometersMMA7260Q Triple Axis Accelerometers
located on the base of the wrist and the top of the hand.
By comparing accelerometer outputs from each, we will be able to effectively deal with ambient movement by the person controlling

Flex Sensors4.5 inch Flex Sensors for
each digit of the glove.Act as variable resistors
with Straight (unflexed)
resistance: ~9000 Ohm90 degree bend
resistance: ~14000 Ohm180 degree bend
resistance : ~22000 Ohm

Force sensorsOne located at the end of each digit on the
gloveAllows for additional user inputs for further
control

Custom Designed PCBBluetooth SMD Module - Roving NetworksMSP430F169Inputs from accelerometers, flex and force
sensors

The Car

Block Diagram

Physical constructionSheet metal
ChassisCamera mount
WheelsPolyolefin Hub Moldon Wheel 8”2” Ball Casters
DC motors7.2V 444RPM 206oz-in Planetary Gearmotor
Power System

IR SensorsSharp gp2d12Fail-safe control
interruptAvoid running into
people and other obstacles

Vehicle ControllerCustom designed PCB
Bluetooth inputs for camera panning and rotation output
Bluetooth inputs to PWM output for motor control
IR sensor interrupt handlerMSP430F169 microcontroller

CameraLinksys Camera
Pan and Tilt Platform

Block Diagram

GoalsCDR
PCB’s designed, Vehicle built, sensor reading1st milestone
Glove can provide output via Bluetooth Vehicle can take inputs via BluetoothCollision protection
2nd milestoneVehicle glove integrationCamera controller to camera integrationCollision interrupt
ExpoComplete camera and vehicle control using glove inputUser friendly interface

TimelineID Task Name
1 Glov e
2 Glove MCU Coding
3 Accelerometer
4 Flex sensor
5 Force sensor
6 PCB
7 Power
8 Glove Construction
9 Vehicle
10 Vehi cl e construction
11 PCB design
12 PWM
13 IR sensors
14 Colli si on i nterrupt
15 Camera
16 Camera interface
17 Camera ti lt and pan control
18 Camera control ler
19 Controll er construction
20 Network/Bluetooth
21 Glove to Vehicle
22 Camera control ler to cam era
23 Testing and Debugging
24 Glove
25 Vehi cl e
26 Camera
27 Integrati on
28 Documentation
29 UROP/EEF
30 Preliminary User's Manual
31 Final Technical Reference
32 User's Manual
33 Weekly Report Due
46 Deadlines
47 PDR Presentati on
48 CDR Presentati on
49 1st Mil estone
50 2nd Milestone
51 Expo
52 Rest and Relaxation
53 Halloween
54 Thanksgiving
9/10
10/6
10/29
11/17
12/10
W S T F M T S W S T F M T S W S T F M T S W S T F M T S W S T F M T S W S T FAug 23, '09 Aug 30, '09 Sep 6, '09 Sep 13, '09 Sep 20, '09 Sep 27, '09 Oct 4, '09 Oct 11, '09 Oct 18, '09 Oct 25, '09 Nov 1, '09 Nov 8, '09 Nov 15, '09 Nov 22, '09 Nov 29, '09 Dec 6, '09 Dec 13, '09

Division of Labor Blake Chris Luke BrianGlove Glove MCU Coding X Accelerometer X Flex sensor X Force sensor X PCB X X X XPower X X Glove Construction X X Vehicle Vehicle construction X PCB design X X X XPWM X XIR sensors X XCollision interrupt XCamera Camera interface X Camera tilt and pan control X XCamera controller X X Controller construction X X Network/Bluetooth Glove to Vehicle X X X XCamera controller to camera X X X XTesting and Debugging Glove X X Vehicle X XCamera X X X XIntegration X X X XDocumentation UROP/EEF X X Preliminary User's Manual X XFinal Technical Reference X X X XUser's Manual X X X X

Budget Description Units Cost Per Unit Total Cost
Gloves
Triple Axis Accelerometer MMA7260Q 5 $19.95 $99.75
Force Sensor .2" 10 $5.70 $57.00
Flex Sensor 4.5" 10 $11.66 $116.60
MSP430F169 development board 3 $40.95 $122.85
Bluetooth SMD Module - Roving Networks 3 $34.95 $104.85
Half Arm Gloves (Pair) 2 $42.95 $85.90
Battery 1 $40.00 Donated PCB 2 $30.00 $60.00
Rover PCB 1 $30.00 $30.00
MSP430F169 microcontroller 1 $10.00 $10.00
Bluetooth SMD Module - Roving Networks 1 $34.95 $34.95
MP-101 Pan and Tilt motorized platform 1 $124.99 $124.99 Analog IR Distance Sensor 4 $12.50 $50.00
DC Motors 2 $30.95 $61.90 Wheels 2 $49.00 $98.00
Hubs 2 $8.00 $16.00 Sheetmetal 1 $50.00 $50.00 Ball Casters 2 $9.54 $19.08
Batteries 2 $80.00 DonatedMiscellaneous
Miscellaneous parts 1 $400.00 $400.00 Total $1,541.87

Future AspirationsGlove
PortabilityVehicle
Robotic armHazard control for communication lossOn-board diagnosticsOutput voice
CameraOutput to portable screen (helmet system)360 degree panning ability
NetworkLong range (Perhaps 3G or EDGE)

Risks and AlternativesUnfamiliar technology
Bluetooth Wired communication
Microcontrollers (MSP430) LabView interface
PCBsSchedule Uncertainty
Due to the level of unfamiliar technology in this project, our schedule is very tentative

Questions?