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Can data travel directly to CPU from I/O devices


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  #1  
Old January 15th, 2010, 11:55 AM
sn2710 sn2710 is offline
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Can data travel directly to CPU from I/O devices
when we type in through keyboard .Does the data first go to physical memory and then cache and then cpu or is there a way wherein data can diretly go to cpu bypassing main memory and cache.Thanks in advance
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Old January 15th, 2010, 08:14 PM
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Originally Posted by sn2710
when we type in through keyboard .Does the data first go to physical memory and then cache and then cpu or is there a way wherein data can diretly go to cpu bypassing main memory and cache.Thanks in advance


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Old March 4th, 2010, 07:46 AM
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The data first goes to main memory then to cache
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