Sunday 17 March 2013

System Design Bus

  1. Type of Bus
  • Dedicated: Data Bus and Address Bus has a separate line, the design is more expensive and the data transfer rate is higher.
  • Multiplexed: Line Data and Address rolled into one, plan cheaper and the data transfer rate is slower.
 
  








 



     
 2. Method arbitration
  • Centralized.
  • Distributed.
 3. Timing
  • Synchronous.
  • Asynchronous.
 4. Bus width
  • Address
  • Data 
 5. Type of data transfer
  • write.
  • Read.
  • Read modify write.
  • Read after write.
  • Block.
 

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