a project team members: shamlan albaharrifaah alkhamis doug bloomquistchris deboer
Post on 19-Dec-2015
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A Project
Team Members:
Shamlan Albahar Rifaah Alkhamis
Doug Bloomquist Chris Deboer
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What?
• Widlife monitoring system– Use wireless sensor network to gather data about
wildlife behavior and patterns
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Why?
• Wild life researchReduces costBetter resultsLess risky
• Environmental Impact studiesDevelopment projectsConstruction
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How?• Movement/Motion
• Take photographs
• Temperature
• Humidity
• Light
• Geological shocks, GPS, Wind
• Perform simple data manipulation and interpretation.
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Photo Courtesy of Google Maps
Temp = 700FHumidity = 26%Light level = 87%
Movement = TRUEPhoto
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Key considerations• Size and Cost
High number of sensors
• DurabilityExposed to elements 24
hours a day
• Power consumption:Replacement of batteries
not viableBattery life >6 months
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Microcontroller
Block Diagram for Wild Thingz Sensors
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Microcontroller =
1. Required Functionality1. Collect and package data from camera and sensors2. Change behavior of sensor based on input from
motherboard or environmental conditions3. Manage power of entire board
2. Constraints1. Cost2. Size3. Speed/Power
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Microcontroller
Radio
Block Diagram for Wild Thingz Sensors
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Radio
1. Required Functionality1. Allows a sensor to send its data and to receive
instructions from the motherboard
2. Constraints1. Speed2. Transmission distance3. Power consumption
1100 1110 0011 1010
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Microcontroller
Radio
Control
Block Diagram for Wild Thingz Sensors
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Control
1. Required Functionality1. Allow behavior of sensors to be changed
1. Data collection rate, sleep time, transmission power, etc…
2. How will sensors be programmed and initialized?3. Communication protocol
2. Constraints1. How interface with sensors for programming?2. How do sensors receive data and modify their
behavior?
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Microcontroller
Radio
Control Interface
Block Diagram for Wild Thingz Sensors
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Interface
1. Required Functionality1. Allows data collected by sensors to be viewed
and used2. Large amount of data should be efficiently
processed and displayed
2. Constraints1. Large amount of data
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Microcontroller
Radio
Control
Sensors
Interface
Block Diagram for Wild Thingz Sensors
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Sensors
1. Required Functionality1. Images, motion, humidity, temperature, light,
shocks, wind, GPS
2. Constraints1. Size2. Power3. Interface with processor (DIO pins)4. Start up time, turn off time
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Power
Microcontroller
Radio
Control
Sensors
Interface
Block Diagram for Wild Thingz Sensors
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Power
1. Required Functionality1. Batteries2. Power all components on board
2. Constraints1. Size, voltage, capacity2. Temperature
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+3.3V
JN5139 Module
Serial +
-
Camera Motion Light Temp Humidity
+3.3V +3.3V +3.3V +3.3V +3.3V
2.45GHz Radio Link
DIO Pins
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JN5139 Microcontroller• Operates at low power – CPU processing current
consumption at 3.5[mA] 11.55 [mW]
– deep sleep current 1.3 [uA] 4.29 [uW])
• Built in radio– Comes with an external
antenna, 4km range, and an on board antenna, 1km range
• Temperature Operating Range -20° C to 70° C
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LinkSprite Jpeg Camera• 1.3 Mega Pixel• Power Consumption
– Normal Mode Current 100[mA] 0.330 [W]
– Runs of 3.3V or 5V• Speed
– Baud rate range 9600 to 115200
• RS232 connection to MCU
• Output JPEG format• Size of board
– 3.2 [cm] by 2.2 [cm]
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TAOS TSL2550
• Light sensor– Converts light intensity
to a digital signal with a two wire Serial Interface
• Power Consumption– Active Power 1[mW]– Power Down Mode
• Temperature Range– 80 ° C to -40 ° C
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Sensirion SHT11• Precise Temperature and
Humidity Sensor– Temperature Accuracy
+/- 0.5° C @ 25 ° C– Temperature Range
-40 ° C to 123.8 ° C– Humidity Accuracy
+/- 3.5% RH – Humidity Range
0 to 100% RH
• Power Consumption– 30 [uW]
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PaPIRs (EKMA) • Passive Infrared
Motion Sensor with a Polyethylene lens
• Electrical Current Consumption– Sleep mode 1[uA] – Standby mode 1.9 [uA]
• Detection Range – Max 5m– Horizontal 94° (+/- 47 °)– Vertical 82 ° (+/- 41 °)
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Power
• Li-ion batteries– Prototype will run off of
a rechargeable Li-ion 3.0 [V] battery
• AAA batteries– Final product will run off
of 2 AAA
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GANTT Chart
Milestone 1
Milestone 2
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Milestones
First Milestone• Initial prototype
– Motherboard– Sensor unit– Initial human interface– Wireless communication
Second Milestone• Final network
– Testing and debugging – Fully functional sensor units
and motherboard
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Mid Range Goals
• Three sensor boards, one mother board– Fully functional wireless communication• Ability to send images, sensor data, and receive
instructions from mother board
• Human Interface– Data processing and display with MatLab– Ability for user to modify behavior of sensor
network
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High Range Goals
• Sensors packaged in fully functional, weather proof unit.
• Have data gathered by network uploaded onto website
• Integration of additional sensors– GPS, wind, geological shocks
• Environment model built in lab for demo day
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Risks and contingency plan
• Testing expensive components• Unfamiliar Technology :
Programming the camera
• Schedule uncertainty• Ability to transmit data• Unclear photos at night• Testing in lab and real life
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Division of Labor and responsibilityTask Primary Secondary
Programming:-Hardware (Microcontroller, camera,…)- Human Interface
Hardware Development:-Selection of components-Circuit board layout
Data Processing:-Data algorithms - Classification
Testing, Debugging and Documentation for project
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Cost Estimation Item Quantity Cost estimate
PCBs 3 $ 105
JN5139 Module 3 $ 84.66
LinkSprite Camera 3 $ 150.00
Temp & humid sensor 2 $ 71.98
Light sensor 2 $ 6.98
Motion sensor 2 $ 53.32
Packaging 2 $ 40
Miscellaneous parts - $150
Presentation expenses - $ 100
Total estimated cost
$ 761
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Questions?