ZigBee

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ZigBee

• Calvin Choy
• David Kim
• Jason Chong
• Devin Galutira

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Terra Spoon Members

• Calvin Choy
• Time Manager, Software
• David Kim
• Researcher ZigBee, Software
• Jason Chong
• Research Consumer, Hardware
• Web Designer
• Devin Galutira
• Research Ergonomics, Hardware
• Minutes Keeper

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What is ZigBee?

• Low Data, Low Power Wireless Protocol
• Made to conduct wireless sensing and control
  applications
• No line of sight concerns
• 100-300 ft range
• Cheaper than Bluetooth
• Supports Multiple Topologies

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Comparison to Others Technologies

• ZigBee
• (WPAN)
• 250 kbps
• Standby 2uA
• 32-60 KB memory
• Lighting sensors, RC peripherals
• Mesh networking

• Bluetooth
• WPAN/WLAN
• 1 Mbps
• Standby 200uA
• 100KB memory
• Telecom audio, cable replacement
• Point to multi-point

• WiFi
• WLAN
• Up to 54 Mbps
• Standby 20uA
• 100KB memory
• Enterprise, home access points
• Point to multi-point

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Timeline
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Goal 1 Understanding ZigBee

• Approach
• What can ZigBee do?
• How does ZigBee work?
• Learn Software Hardware relationship
• What types of inputs work with ZigBee?
• Research look for other components
• Experiment with ZigBee
• Complete all lessons in the ZigBee Kit

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Goal 2aUpdate Current Modules

• Approach
• Evaluate clean current designs
• Bring circuit up to code
• Fix bugs
• High Battery Consumption
• No Sleep mode
• Make improvements and add ons
• Add more I/O ports
• Reduce size of circuit

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Goal 2b Educational Kit

• Approach
• Research
• Think like a non techie
• Make a User Friendly Kit
• Type up a tutorial
• Easy to use kit for other students
• Simplified encoder/decoder
• Interfaces with sensors, motors, etc.
• Test run kit
• Receive feedback
• Make adjustments to kit

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Goal 3 ZigBee Home Project

• Approach
• Identify a need
• People w/disabilities, Elderly, Children
• Devise a prototype
• Test it repeatedly
• Refine and Retest
• Eliminate Bugs
• Make Improvements

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Potential Problems

• Time Constraints
• Budget Constraints
• Running out of spare parts
• Not being able to see other potential problems

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Nice to Have Goals

• Speech Recognition Input
• Reduce the cost of building modules
• Implement Home Project on a larger scale

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Expectations

• Better understanding of research and development
  process
• Link concepts of programming to hardware
• Become familiar with basic networking
• Produce a working product to help those in need

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Questions?

• Thank You for coming to school on Saturday!