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Flash Memory & Operating Systems. Team Justin. History of Flash Memory. Creator Why was it created? Why “flash” memory?. Flash Memory Basics. Architecture (What is flash memory?) Types (NAND/NOR). Flash Memory. NAND/NOR. Optimizations Longevity Uses of flash memory.

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Presentation Transcript
history of flash memory
History of Flash Memory
  • Creator
  • Why was it created?
  • Why “flash” memory?
flash memory basics
Flash Memory Basics
  • Architecture (What is flash memory?)
  • Types (NAND/NOR)
nand nor
NAND/NOR
  • Optimizations
  • Longevity
  • Uses of flash memory
practical applications
Practical Applications
  • NAND
    • MP3 Players, Digital Cameras, Cell Phones, USB Sticks
  • NOR
    • Security systems, Wireless Communication Devices, SSD Drives
flash vs hard drive
Flash vs Hard Drive
  • Moving Parts
    • Disk writing vs Electricity
  • Advantages and Disadvantages
hard disk advantages
Hard Disk Advantages
  • Cost
  • Capacity
  • Faster Write Times
  • (Potentially) Longer Lifetime
flash advantages
Flash Advantages
  • No wear/tear like hard disk
  • Shock resistance & Durability
  • Faster read times
  • Power consumption (generally)
  • Silence
plug play
Plug & Play
  • What is Plug & Play?
  • Goals of Plug & Play
  • How does Plug & Play work?
os enhancement
OS Enhancement
  • Readyboost
  • U3
  • Booting an OS from a flash drive
security
Security
  • How can data on the computer be protected? (Concern for businesses)
  • How can data on a flash drive be protected if it is lost or stolen?
standards
Standards
  • PCMCIA: Personal Computer Memory Card International Association
  • ZFS
the future
The Future
  • Will flash memory surpass hard disks at the OS level?
  • PRAM
primary sources
Primary Sources
  • http://www.embeddedstar.com/articles/2005/8/article20050801-2.html
  • http://news.tigerdirect.com/2007/01/16/understanding-flash-memory/
  • http://www.tutorialsweb.com/computers/flash-memory/index.htm
  • http://electronics.howstuffworks.com/flash-memory.htm
  • http://www.hitachigst.com/